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MySQL better to insert NULL or empty string

I have a form on a website which has a lot of different fields Some of the fields are optional while some are mandatory In my DB I have a table which holds all

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Nested rows with bootstrap grid system

I want 1 larger image with 4 smaller images in a 2x2 format like this My initial thought was to house everything in one row Then create two columns and in the

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Output of git branch in tree like fashion

Right now when I type git branch it lists my branches in an arbitrary order What I would prefer would be if git branch listed my output in a tree like fasion

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Perform commands over ssh with Python

Im writing a script to automate some command line commands in Python At the moment Im doing calls like this cmd some unix command retcode

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pip install - localeError unsupported locale setting

Full stacktrace pip install virtualenv Traceback most recent call last File usrbinpip line 11 in ltmodulegt sysexitmain File

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Pipenv Command Not Found

Im attempting to use pipenv I ran the command pip install pipenv which ran successfully Successfully built pipenv pathlib shutilwhich pythonzbd virtualenvclone

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PropTypes in a TypeScript React Application

Does using ReactPropTypes make sense in a TypeScript React Application or is this just a case of belt and suspenders Since the component class is declared with

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Purpose of usrbinpython3 shebang

I have noticed this in a couple of scripting languages but in this example I am using python In many tutorials they would start with usrbinpython3 on the first

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Python update a key in dict if it doesnt exist

I want to insert a keyvalue pair into dict if key not in dictkeys Basically I could do it with if key not in dkeys dkey value But is there a better way Or

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