Канал: Like Mengz

python built-in functions: open()

python built-in functions: open()

python built-in functions: oct()

python built-in functions: oct()

python built-in functions: object()

python built-in functions: object()

python built-in functions: next()

python built-in functions: next()

python built-in functions: memoryview()

python built-in functions: memoryview()

python built-in functions:max() / min()

python built-in functions:max() / min()

python built-in functions:map()

python built-in functions:map()

python built-in functions:locals()

python built-in functions:locals()

python built-in functions:list()

python built-in functions:list()

python built-in functions: len()

python built-in functions: len()

python built-in functions: iter()

python built-in functions: iter()

python built-in functions: issubclass()

python built-in functions: issubclass()

python built-in functions: isinstance()

python built-in functions: isinstance()

python built-in functions: input()

python built-in functions: input()

python built-in functions: input()

python built-in functions: input()

python built-in functions: __import__()

python built-in functions: import()

Tech sector is gaining back in full steam!

Tech sector is gaining back in full steam!

python built-in functions: id()

python built-in functions: id()

bitcoin is climbing above $30k the second period this year!

bitcoin is climbing above $30k the second period this year!

python built-in functions: hex()

python built-in functions: hex()

3 trillion dollars, one stock? Apple made it!

3 trillion dollars, one stock? Apple made it!

python built-in functions: help()

python built-in functions: help()

Blockchain tech stays at the bottom forever?

Blockchain tech stays at the bottom forever?

Economy is not too bad, Home Builders are working harder!

Economy is not too bad, Home Builders are working harder!

Tech stocks are having a good run this year so far!

Tech stocks are having a good run this year so far!

NVIDIA: the harbinger for a new AI era?

NVIDIA: the harbinger for a new AI era?

my two favorite Bayesian statistics books

my two favorite Bayesian statistics books

Tips in using R: faceting gives you a new perspective

Tips in using R: faceting gives you a new perspective

Tips in using R: transform 'wide' table to 'long' table

Tips in using R: transform 'wide' table to 'long' table

It's been brutal for regional banks since this Feburay

It's been brutal for regional banks since this Feburay

Tips in using R: send SQL queries in R

Tips in using R: send SQL queries in R

Fedrate and unemployment rate tell different stories about economy

Fedrate and unemployment rate tell different stories about economy

Tips in using R: quick plot using ggplot2

Tips in using R: quick plot using ggplot2

Tech stocks are clawing back from lows!

Tech stocks are clawing back from lows!

Tips in using R: you don't have to memorize distributions in R

Tips in using R: you don't have to memorize distributions in R

Fedrate hikes since 2022 tamed down the stocks?

Fedrate hikes since 2022 tamed down the stocks?

Tips in using R: cut numbers into groups

Tips in using R: cut numbers into groups

After years, Boeing is still troubled by 737 Max jets

After years, Boeing is still troubled by 737 Max jets

Tips in using R: before use for loop, think about 'lapply()'

Tips in using R: before use for loop, think about 'lapply()'

Tips in using R: the 'constants' in R, you may not know

Tips in using R: the 'constants' in R, you may not know

Tesla: a true coming back?

Tesla: a true coming back?

Tips in using R: subset(), simple and intuitive, don't have to rush to use 'dplyr'

Tips in using R: subset(), simple and intuitive, don't have to rush to use 'dplyr'

Small banks drag 'XLF' down

Small banks drag 'XLF' down

Tips in using R: how to quickly plot columns in a matrix

Tips in using R: how to quickly plot columns in a matrix

Tips in using R: how to 'bin' the numbers

Tips in using R: how to 'bin' the numbers

Long term investment strategy? Bitcoin is climbing close to $28k

Long term investment strategy? Bitcoin is climbing close to $28k

Python built-in functions: hash

Python built-in functions: hash

Tips in using R: how to extract frequencies from a table()

Tips in using R: how to extract frequencies from a table()

LYFT losing market shares to UBER?

LYFT losing market shares to UBER?

Tips in using R: seq() is like np.linspace in python

Tips in using R: seq() is like np.linspace in python

Python built-in functions: hasattr

Python built-in functions: hasattr

what if you plot a data.frame directly

what if you plot a data.frame directly

Tesla is quietly bouncing back !

Tesla is quietly bouncing back !

Tips in using R: add long vector and short vector, what would happen?

Tips in using R: add long vector and short vector, what would happen?

python built-in functions: globals

python built-in functions: globals

Tips in using R: find unique values / elements in r

Tips in using R: find unique values / elements in r

S&P500 index tamed by Fedrate hikes

S&P500 index tamed by Fedrate hikes

Tips in using R: sort made easy in R

Tips in using R: sort made easy in R

python built-in functions: getattr

python built-in functions: getattr

Tips in using R: difference between cat and paste

Tips in using R: difference between cat and paste

Bitcoin is struggling to reach higher than $24k

Bitcoin is struggling to reach higher than $24k

Tips in using R: difference between '&' and '&&'

Tips in using R: difference between '&' and '&&'

Tips in using R: single bracket or double brackets when using a 'list'

Tips in using R: single bracket or double brackets when using a 'list'

Google stocks down three days in a row

Google stocks down three days in a row

Python built-in functions: format( )

Python built-in functions: format( )

How to transform non-linear data

How to transform non-linear data

Canadian Goose, investors feel the 'coldness'

Canadian Goose, investors feel the 'coldness'

How to spot an outlier

How to spot an outlier

Find correlation between two variables

Find correlation between two variables

Prediction based on linear regression

Prediction based on linear regression

Cautiously optimistic: bitcoin is clawing back around $23k

Cautiously optimistic: bitcoin is clawing back around $23k

How to make random permutations

How to make random permutations

Take samples from a normal distribution

Take samples from a normal distribution

Difference between 'paste' and 'paste0' in R

Difference between 'paste' and 'paste0' in R

Build a linear model on experiment data

Build a linear model on experiment data

can massive layoffs save google's stocks?

can massive layoffs save google's stocks?

What is Random Block Design (RBD) in Statistics?

What is Random Block Design (RBD) in Statistics?

Find confidence interval for a population mean

Find confidence interval for a population mean

A simple intro to 'sample bias'

A simple intro to 'sample bias'

EDA on experiment data

EDA on experiment data

Optimistic investors: SPY clawing back close to 400

Optimistic investors: SPY clawing back close to 400

Tests for the difference of 2 proportions

Tests for the difference of 2 proportions

Hypothesis test for a proportion

Hypothesis test for a proportion

Find confidence interval for a sample proportion

Find confidence interval for a sample proportion

crypto needs to rebuild the TRUST!

crypto needs to rebuild the TRUST!

what does a geometric distribution look like?

what does a geometric distribution look like?

Probability from a binomial distribution

Probability from a binomial distribution

Sampling for proportion

Sampling for proportion

TSLA needs a rehab!

TSLA needs a rehab!

Central Limit Theory explained

Central Limit Theory explained

Flip a fair coin in R

Flip a fair coin in R

Rolling two dice probability

Rolling two dice probability

Python built-in functions: exec()

Python built-in functions: exec()

Conduct an one-way anova in R

Conduct an one-way anova in R

Python built-in functions: eval()

Python built-in functions: eval()

How to simulate rolling a dice in R

How to simulate rolling a dice in R

Python built-in functions: bool()

Python built-in functions: bool()

How to import data from internet

How to import data from internet

How to find cumulative probability in R

How to find cumulative probability in R

Python built-in functions: enumerate()

Python built-in functions: enumerate()

Tech exodus: QQQ going back to $169 in 2020?

Tech exodus: QQQ going back to $169 in 2020?

Linear regression in R: simple, but powerful!

Linear regression in R: simple, but powerful!

Python built-in function: dir()

Python built-in function: dir()

Python built-in function: bytes()

Python built-in function: bytes()

Simulate normal distribution in R

Simulate normal distribution in R

Python built-in functions: abs()

Python built-in functions: abs()

Marijuana stocks: a brutal year, and a brutal week!

Marijuana stocks: a brutal year, and a brutal week!

Python keywords: lambda

Python keywords: lambda

Python keywords: in

Python keywords: in

Python keywords: raise

Python keywords: raise

Python keywords: from

Python keywords: from

Python built-in functions: format() for output

Python built-in functions: format() for output

Python keywords: finally

Python keywords: finally

Python keywords: if

Python keywords: if

Python keywords: except

Python keywords: except

Python keywords: del

Python keywords: del

Python keywords: continue

Python keywords: continue

Python keywords: as

Python keywords: as

Python keywords: def

Python keywords: def

Python keywords: return

Python keywords: return

Python keywords: assert

Python keywords: assert

Python keywords: import

Python keywords: import

Python keywords: or

Python keywords: or

Python keywords: pass

Python keywords: pass

Python built-in functions: format()

Python built-in functions: format()

Python built-in functions: float()

Python built-in functions: float()

Python built-in functions: divmod()

Python built-in functions: divmod()

Python built-in functions: filter()

Python built-in functions: filter()

Python keywords: break

Python keywords: break

Python built-in function: bytearray()

Python built-in function: bytearray()

Python built-in functions: delattr

Python built-in functions: delattr

What is Complete Random Design or CRD?

What is Complete Random Design or CRD?

Python keywords: try

Python keywords: try

How to look at residuals from a linear model?

How to look at residuals from a linear model?

Python built-in functions: dict()

Python built-in functions: dict()

Find Z-score for a sample

Find Z-score for a sample

What is R-square for a linear model?

What is R-square for a linear model?

Python keywords: not

Python keywords: not

Predict iris species by mlr3 pipeline

Predict iris species by mlr3 pipeline

Python keywords: is

Python keywords: is

How to create a complex number in python

How to create a complex number in python

Intel stock rebound since October?

Intel stock rebound since October?

Python built-in functions: classmethod()

Python built-in functions: classmethod()

How to find quantiles and inter quantiles

How to find quantiles and inter quantiles

Python built in function: compile

Python built in function: compile

Python keywords: global

Python keywords: global

Xgboost model prediction on iris data: 100% accuracy

Xgboost model prediction on iris data: 100% accuracy

Python keywords: for

Python keywords: for

Python built-in functions: chr

Python built-in functions: chr

ARKQ rising from ashes, finally?

ARKQ rising from ashes, finally?

What do you get from a Boxplot?

What do you get from a Boxplot?

Multi-class predictions: naive Bayes model on iris data

Multi-class predictions: naive Bayes model on iris data

Python keywords: else, elif

Python keywords: else, elif

Python built-in functions: callable

Python built-in functions: callable

Python built-in function: ascii(), did you ever use it?

Python built-in function: ascii(), did you ever use it?

The rule of thumb for standard deviations.

The rule of thumb for standard deviations.

How to load data from sci-kit learn

How to load data from sci-kit learn

Master keywords in 90 seconds: on the way to pro!

Master keywords in 90 seconds: on the way to pro!

Tech is gone down, buying opportunity?

Tech is gone down, buying opportunity?

Python built-in functions: bin() for binary

Python built-in functions: bin() for binary

Python keywords: class

Python keywords: class

Python built-in functions: any()

Python built-in functions: any()

Find five-number summary in R

Find five-number summary in R

Tidymodels in R: run LDA prediction on iris

Tidymodels in R: run LDA prediction on iris

Find variance and standard deviation in R

Find variance and standard deviation in R

Python built-in function: all()

Python built-in function: all()

Python keyword: and

Python keyword: and

Is penny stock game over?

Is penny stock game over?

Apply LDA to iris data for multi-class predictions.

Apply LDA to iris data for multi-class predictions.

How to do limit in python: sin(x) / x when x to 0

How to do limit in python: sin(x) / x when x to 0

How to find mean and median of a list (array) in R

How to find mean and median of a list (array) in R

How to do derivatives in python

How to do derivatives in python

Python keywords: yield

Python keywords: yield

Python keywords: with

Python keywords: with

How to solve quadratic equation using symbols (pretty print)

How to solve quadratic equation using symbols (pretty print)

Normal distribution has a 'bell' shape!

Normal distribution has a 'bell' shape!

How to use apply() to pandas series

How to use apply() to pandas series

Bitcoin price is still hovering around $20k

Bitcoin price is still hovering around $20k

ETF: Semiconductor sector is brutally hammered!

ETF: Semiconductor sector is brutally hammered!

How to produce a barplot in R

How to produce a barplot in R

How to create a normal distribution using numpy in python

How to create a normal distribution using numpy in python

How to produce a stemplot or stem and leaf plot

How to produce a stemplot or stem and leaf plot

What is the difference between a numpy array and a list

What is the difference between a numpy array and a list

How to use dotchart or dotplot in R

How to use dotchart or dotplot in R

How to produce a histogram in R

How to produce a histogram in R

How to generate random numbers in R

How to generate random numbers in R

How to create a pandas series in python

How to create a pandas series in python

How to use decorators in python

How to use decorators in python

How to do integrals in python

How to do integrals in python

How to multiply two matrices using numpy in python

How to multiply two matrices using numpy in python

Stocks market is losing steam quickly

Stocks market is losing steam quickly

How to use reduce() in python

How to use reduce() in python

How to use zip() in python

How to use zip() in python

Difference between shallow copy and deep copy in python

Difference between shallow copy and deep copy in python

How to append a list to the head and tail

How to append a list to the head and tail

How to store your data like a 'pickle' in python

How to store your data like a 'pickle' in python

How to use filter function in python

How to use filter function in python

Fed is the boss, the stock markets follows.

Fed is the boss, the stock markets follows.

How to do limit in python

How to do limit in python

How to use magic map() function in python

How to use magic map() function in python