Канал: Programming FAQ

What do __init__ and self do in Python? [duplicate]

What do init and self do in Python? [duplicate]

vertical-align with Bootstrap 3

vertical-align with Bootstrap 3

jQuery get value of select onChange

jQuery get value of select onChange

Get month name from Date

Get month name from Date

When is a CDATA section necessary within a script tag?

When is a CDATA section necessary within a script tag?

Python `if x is not None` or `if not x is None`? [closed]

Python `if x is not None` or `if not x is None`? [closed]

What does %w(array) mean?

What does %w(array) mean?

Convert a PHP object to an associative array

Convert a PHP object to an associative array

Failed to load the JNI shared Library (JDK)

Failed to load the JNI shared Library (JDK)

How to convert an instance of std::string to lower case

How to convert an instance of std::string to lower case

How do I list all cron jobs for all users?

How do I list all cron jobs for all users?

Automatically create requirements.txt

Automatically create requirements.txt

How do I write a correct micro-benchmark in Java?

How do I write a correct micro-benchmark in Java?

How can I get column names from a table in SQL Server?

How can I get column names from a table in SQL Server?

Undo a particular commit in Git that's been pushed to remote repos

Undo a particular commit in Git that's been pushed to remote repos

When and how should I use a ThreadLocal variable?

When and how should I use a ThreadLocal variable?

Function vs. Stored Procedure in SQL Server

Function vs. Stored Procedure in SQL Server

Reverse / invert a dictionary mapping

Reverse / invert a dictionary mapping

Why is it bad style to `rescue Exception = e` in Ruby?

Why is it bad style to `rescue Exception = e` in Ruby?

How to list containers in Docker

How to list containers in Docker

How do I check the versions of Python modules?

How do I check the versions of Python modules?

What's the difference between an argument and a parameter?

What's the difference between an argument and a parameter?

Difference between binary semaphore and mutex

Difference between binary semaphore and mutex

Why use pip over easy_install?

Why use pip over easy_install?

Proper use of 'yield return'

Proper use of 'yield return'

How do I force my .NET application to run as administrator?

How do I force my .NET application to run as administrator?

Javascript call() & apply() vs bind()?

Javascript call() & apply() vs bind()?

How do I generate a stream from a string?

How do I generate a stream from a string?

Error message "error:0308010C:digital envelope routines::unsupported"

Error message "error:0308010C:digital envelope routines::unsupported"

Removing multiple files from a Git repo that have already been deleted from disk

Removing multiple files from a Git repo that have already been deleted from disk

What are the differences between the urllib, urllib2, urllib3 and requests module?

What are the differences between the urllib, urllib2, urllib3 and requests module?

How do I use a decimal step value for range()?

How do I use a decimal step value for range()?

How do I determine the size of an object in Python?

How do I determine the size of an object in Python?

.gitignore and "The following untracked working tree files would be overwritten by checkout"

.gitignore and "The following untracked working tree files would be overwritten by checkout"

Strangest language feature

Strangest language feature

How to use glob() to find files recursively?

How to use glob() to find files recursively?

How can I parse a YAML file in Python

How can I parse a YAML file in Python

How to trim an std::string?

How to trim an std::string?

git recover deleted file where no commit was made after the delete

git recover deleted file where no commit was made after the delete

__proto__ VS. prototype in JavaScript

proto VS. prototype in JavaScript

Best way to repeat a character in C#include

Best way to repeat a character in C#include

JSLint is suddenly reporting: Use the function form of "use strict"

JSLint is suddenly reporting: Use the function form of "use strict"

How do I remove duplicates from a list, while preserving order?

How do I remove duplicates from a list, while preserving order?

"Cross origin requests are only supported for HTTP." error when loading a local file

"Cross origin requests are only supported for HTTP." error when loading a local file

How do I use optional parameters in Java?

How do I use optional parameters in Java?

Get the full URL in PHP

Get the full URL in PHP

onActivityResult is not being called in Fragment

onActivityResult is not being called in Fragment

How to get full path of a file?

How to get full path of a file?

How can I get last characters of a string

How can I get last characters of a string

BehaviorSubject vs Observable?

BehaviorSubject vs Observable?

How do I clone a single branch in Git?

How do I clone a single branch in Git?

How to allow only numeric (0-9) in HTML inputbox using jQuery?

How to allow only numeric (0-9) in HTML inputbox using jQuery?

Convert InputStream to byte array in Java

Convert InputStream to byte array in Java

How are lambdas useful? [closed]

How are lambdas useful? [closed]

Set environment variables from file of key/value pairs

Set environment variables from file of key/value pairs

How to download Xcode DMG or XIP file?

How to download Xcode DMG or XIP file?

How do I convert a String to an InputStream in Java?

How do I convert a String to an InputStream in Java?

Parsing boolean values with argparse

Parsing boolean values with argparse

How to check if type of a variable is string? [duplicate]

How to check if type of a variable is string? [duplicate]

Move branch pointer to different commit without checkout

Move branch pointer to different commit without checkout

How do I join two lists in Java?

How do I join two lists in Java?

How to get the browser viewport dimensions?

How to get the browser viewport dimensions?

Understanding unique keys for array children in React.js

Understanding unique keys for array children in React.js

Update Git branches from master

Update Git branches from master

PHP random string generator

PHP random string generator

Is an entity body allowed for an HTTP DELETE request?

Is an entity body allowed for an HTTP DELETE request?

decimal vs double! - Which one should I use and when? [duplicate]

decimal vs double! - Which one should I use and when? [duplicate]

Git: How to solve Permission denied (publickey) error when using Git?

Git: How to solve Permission denied (publickey) error when using Git?

How can I read a large text file line by line using Java?

How can I read a large text file line by line using Java?

Downloading an entire S3 bucket?

Downloading an entire S3 bucket?

What is base 64 encoding used for?

What is base 64 encoding used for?

How can I pass a parameter to a setTimeout() callback?

How can I pass a parameter to a setTimeout() callback?

Which status code should I use for failed validations or invalid duplicates?

Which status code should I use for failed validations or invalid duplicates?

What is the equivalent of Java static methods in Kotlin?

What is the equivalent of Java static methods in Kotlin?

What is the difference between a symbolic link and a hard link?

What is the difference between a symbolic link and a hard link?

How do you format code in Visual Studio Code (VSCode)?

How do you format code in Visual Studio Code (VSCode)?

typedef struct vs struct definitions [duplicate]

typedef struct vs struct definitions [duplicate]

PostgreSQL error: Fatal: role "username" does not exist

PostgreSQL error: Fatal: role "username" does not exist

What are the differences between "git commit" and "git push"?

What are the differences between "git commit" and "git push"?

How to get a JavaScript object's class?

How to get a JavaScript object's class?

How to solve "Plugin execution not covered by lifecycle configuration" for Spring Data Maven Builds

How to solve "Plugin execution not covered by lifecycle configuration" for Spring Data Maven Builds

class self idiom in Ruby

class self idiom in Ruby

Remove empty array elements

Remove empty array elements

Multiprocessing vs Threading Python [duplicate]

Multiprocessing vs Threading Python [duplicate]

Is it possible to cherry-pick a commit from another git repository?

Is it possible to cherry-pick a commit from another git repository?

Git - fatal: Unable to create '/path/my_project/.git/index.lock': File exists

Git - fatal: Unable to create '/path/my_project/.git/index.lock': File exists

What is the difference between .NET Core and .NET Standard Class Library project types?

What is the difference between .NET Core and .NET Standard Class Library project types?

Given a DateTime object, how do I get an ISO 8601 date in string format?

Given a DateTime object, how do I get an ISO 8601 date in string format?

What is __pycache__?

What is pycache?

Are multi-line strings allowed in JSON?

Are multi-line strings allowed in JSON?

How to reference a method in javadoc?

How to reference a method in javadoc?

.NET String.Format() to add commas in thousands place for a number

.NET String.Format() to add commas in thousands place for a number

What is the difference between substr and substring?

What is the difference between substr and substring?

How to get an absolute file path in Python

How to get an absolute file path in Python

Exploring Docker container's file system

Exploring Docker container's file system

What's the difference between the 'ref' and 'out' keywords?

What's the difference between the 'ref' and 'out' keywords?

What is std::move(), and when should it be used?

What is std::move(), and when should it be used?

What's the difference between UTF-8 and UTF-8 with BOM?

What's the difference between UTF-8 and UTF-8 with BOM?

How can I get the data-id attribute?

How can I get the data-id attribute?

Add line break to 'git commit -m' from the command line

Add line break to 'git commit -m' from the command line

How can I find all the tables in MySQL with specific column names in them?

How can I find all the tables in MySQL with specific column names in them?

How to get first N number of elements from an array

How to get first N number of elements from an array

Importing modules from parent folder

Importing modules from parent folder

How can I make a Python script standalone executable to run without ANY dependency? [duplicate]

How can I make a Python script standalone executable to run without ANY dependency? [duplicate]

How do I create a transparent Activity on Android?

How do I create a transparent Activity on Android?

Format JavaScript date as yyyy-mm-dd

Format JavaScript date as yyyy-mm-dd

mysql_fetch_array()/mysql_fetch_assoc()/mysql_fetch_row()/mysql_num_rows etc... expects parameter 1

mysql_fetch_array()/mysql_fetch_assoc()/mysql_fetch_row()/mysql_num_rows etc... expects parameter 1

Traverse a list in reverse order in Python [duplicate]

Traverse a list in reverse order in Python [duplicate]

How do I time a method's execution in Java?

How do I time a method's execution in Java?

How can I change the color of an 'svg' element?

How can I change the color of an 'svg' element?

Where are Docker images stored on the host machine?

Where are Docker images stored on the host machine?

How to link to part of the same document in Markdown?

How to link to part of the same document in Markdown?

How to remove/delete a large file from commit history in the Git repository?

How to remove/delete a large file from commit history in the Git repository?

Difference between ? super T and ? extends T in Java [duplicate]

Difference between ? super T and ? extends T in Java [duplicate]

What is the naming convention in Python for variable and function?

What is the naming convention in Python for variable and function?

Extract substring in Bash

Extract substring in Bash

What do 3 dots next to a parameter type mean in Java?

What do 3 dots next to a parameter type mean in Java?

Can I specify multiple users for myself in .gitconfig?

Can I specify multiple users for myself in .gitconfig?

Upgrading Node.js to latest version

Upgrading Node.js to latest version

How can I rollback a specific migration?

How can I rollback a specific migration?

How to make JavaScript execute after page load?

How to make JavaScript execute after page load?

#pragma mark in Swift?

#pragma mark in Swift?

GitHub Error Message - Permission denied (publickey)

GitHub Error Message - Permission denied (publickey)

How to insert an element after another element in JavaScript without using a library?

How to insert an element after another element in JavaScript without using a library?

What is the yield keyword used for in C#include

What is the yield keyword used for in C#include

How to check a radio button with jQuery?

How to check a radio button with jQuery?

9733638How to POST JSON data with Python Requests?

9733638How to POST JSON data with Python Requests?

Styling an input type="file" button

Styling an input type="file" button

How to configure port for a Spring Boot application

How to configure port for a Spring Boot application

How do you find out the caller function in JavaScript?

How do you find out the caller function in JavaScript?

What is the difference between a definition and a declaration?

What is the difference between a definition and a declaration?

How to retrieve a single file from a specific revision in Git?

How to retrieve a single file from a specific revision in Git?

How do I specify unique constraint for multiple columns in MySQL?

How do I specify unique constraint for multiple columns in MySQL?

Recursively counting files in a Linux directory

Recursively counting files in a Linux directory

How to convert a Java 8 Stream to an Array?

How to convert a Java 8 Stream to an Array?

How to get a function name as a string?

How to get a function name as a string?

How to copy to clipboard in Vim?

How to copy to clipboard in Vim?

How can I exclude directories from grep -R?

How can I exclude directories from grep -R?

Drop data frame columns by name

Drop data frame columns by name

How would you count occurrences of a string (actually a char) within a string?

How would you count occurrences of a string (actually a char) within a string?

Is there any way to change input type="date" format?

Is there any way to change input type="date" format?

How to make vim paste from (and copy to) system's clipboard?

How to make vim paste from (and copy to) system's clipboard?

Behaviour of increment and decrement operators in Python

Behaviour of increment and decrement operators in Python

How do you set a default value for a MySQL Datetime column?

How do you set a default value for a MySQL Datetime column?

Getting Git to work with a proxy server - fails with "Request timed out"

Getting Git to work with a proxy server - fails with "Request timed out"

What is the difference between pip and conda?

What is the difference between pip and conda?

How can I stop .gitignore from appearing in the list of untracked files?

How can I stop .gitignore from appearing in the list of untracked files?

$Node.js/Windows error: ENOENT, stat 'C:\Users\RT\AppData\Roaming\npm'$

Node.js/Windows error: ENOENT, stat 'C:\Users\RT\AppData\Roaming\npm'

How can one change the timestamp of an old commit in Git?

How can one change the timestamp of an old commit in Git?

How can I push a specific commit to a remote, and not previous commits?

How can I push a specific commit to a remote, and not previous commits?

pip install from git repo branch

pip install from git repo branch

How can I see which Git branches are tracking which remote / upstream branch?

How can I see which Git branches are tracking which remote / upstream branch?

How to upgrade Git on Windows to the latest version

How to upgrade Git on Windows to the latest version

How can I vertically align elements in a div?

How can I vertically align elements in a div?

How to parse JSON using Node.js? [closed]

How to parse JSON using Node.js? [closed]

Scroll to bottom of div?

Scroll to bottom of div?

What's "tools:context" in Android layout files?

What's "tools:context" in Android layout files?

Why dict.get(key) instead of dict[key]?

Why dict.get(key) instead of dict[key]?

Can you force a React component to rerender without calling setState?

Can you force a React component to rerender without calling setState?

How to use Jackson to deserialise an array of objects

How to use Jackson to deserialise an array of objects

Differences between dependencyManagement and dependencies in Maven

Differences between dependencyManagement and dependencies in Maven

Text editor to open big (giant, huge, large) text files [closed]

Text editor to open big (giant, huge, large) text files [closed]

How do I pause my shell script for a second before continuing?

How do I pause my shell script for a second before continuing?

How to retrieve a module's path?

How to retrieve a module's path?

How to remove old and unused Docker images

How to remove old and unused Docker images

Ruby: How to install a specific version of a ruby gem?

Ruby: How to install a specific version of a ruby gem?

How to check if a String is numeric in Java

How to check if a String is numeric in Java

HTTP GET request in JavaScript?

HTTP GET request in JavaScript?

What is the difference between a framework and a library? [closed]

What is the difference between a framework and a library? [closed]

What is difference between CrudRepository and JpaRepository interfaces in Spring Data JPA?

What is difference between CrudRepository and JpaRepository interfaces in Spring Data JPA?

Shell command to tar directory excluding certain files/folders

Shell command to tar directory excluding certain files/folders

Java 8 List V into Map K, V

Java 8 List V into Map K, V

What is the difference between ( for... in ) and ( for... of ) statements?

What is the difference between ( for... in ) and ( for... of ) statements?

What's the difference between a POST and a PUT HTTP REQUEST?

What's the difference between a POST and a PUT HTTP REQUEST?

How do I resolve git saying "Commit your changes or stash them before you can merge"?

How do I resolve git saying "Commit your changes or stash them before you can merge"?

How can I specify a branch/tag when adding a Git submodule?

How can I specify a branch/tag when adding a Git submodule?

Escape curly brace '{' in String.Format [duplicate]

Escape curly brace '{' in String.Format [duplicate]

Writing a pandas DataFrame to CSV file

Writing a pandas DataFrame to CSV file

Creating a comma separated list from IList string or IEnumerable string

Creating a comma separated list from IList string or IEnumerable string

How do I get the current date and time in PHP?

How do I get the current date and time in PHP?

Git push error '[remote rejected] master - master (branch is currently checked out)'

Git push error '[remote rejected] master - master (branch is currently checked out)'

Can't start Eclipse - Java was started but returned exit code=13

Can't start Eclipse - Java was started but returned exit code=13

Python's equivalent of && (logical-and) in an if-statement

Python's equivalent of && (logical-and) in an if-statement

How can I find the time complexity of an algorithm?

How can I find the time complexity of an algorithm?

How do I get list of all tables in a database using TSQL?

How do I get list of all tables in a database using TSQL?

How can I calculate the number of lines changed between two commits in Git?

How can I calculate the number of lines changed between two commits in Git?

Git: cannot checkout branch - error: pathspec '...' did not match any file(s) known to git

Git: cannot checkout branch - error: pathspec '...' did not match any file(s) known to git

How do I animate constraint changes?

How do I animate constraint changes?

Definition of "downstream" and "upstream"

Definition of "downstream" and "upstream"

Using HTML5/Canvas/JavaScript to take in-browser screenshots

Using HTML5/Canvas/JavaScript to take in-browser screenshots

How to display Base64 images in HTML

How to display Base64 images in HTML

Place cursor at the end of text in EditText

Place cursor at the end of text in EditText

How to check a not-defined variable in JavaScript

How to check a not-defined variable in JavaScript

How to create RecyclerView with multiple view types

How to create RecyclerView with multiple view types

How to validate phone numbers using regex

How to validate phone numbers using regex

Reading a plain text file in Java

Reading a plain text file in Java

How to check if a service is running on Android?

How to check if a service is running on Android?

Search text in stored procedure in SQL Server

Search text in stored procedure in SQL Server

How can I do 'insert if not exists' in MySQL?

How can I do 'insert if not exists' in MySQL?

How to .gitignore all files/folder in a folder, but not the folder itself? [duplicate]

How to .gitignore all files/folder in a folder, but not the folder itself? [duplicate]