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Delete a dictionary item if the key exists [duplicate]
...", None)
Note that if the second argument, i.e. None is not given, KeyError is raised if the key is not in the dictionary. Providing the second argument prevents the conditional exception.
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Java Long primitive type maximum limit [duplicate]
...hat happens if Long reaches to his maximum limit? will throw any exception or will reset to minimum value?
here is my sample code:
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How to increase maximum execution time in php [duplicate]
... '300'); //300 seconds = 5 minutes
ini_set('max_execution_time', '0'); // for infinite time of execution
Place this at the top of your PHP script and let your script loose!
Taken from Increase PHP Script Execution Time Limit Using ini_set()
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Getting associated type synonyms with template Haskell
Can Template Haskell find out the names and/or the declarations of the associated type synonyms declared in a type class? I expected reify would do what I want, but it doesn't seem to provide all the necessary information. It works for getting function type signatures:
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Javascript/jQuery detect if input is focused [duplicate]
...script:
this === document.activeElement // where 'this' is a dom object
or with jquery's :focus pseudo selector.
$(this).is(':focus');
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What does -z mean in Bash? [duplicate]
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Is -n redundant with the default behavior of if [ $2 ] or are there some differences?
– bbarker
Jan 18 '19 at 18:32
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How to copy JavaScript object to new variable NOT by reference? [duplicate]
... I pass a small JSON object to a new variable and modify the data from the original variable (not the new variable), but the new variable's data gets updated as well. This must mean that the JSON object was passed by reference, right?
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Missing Javascript “.map” file for Underscore.js when loading ASP.NET web page [duplicate]
... page that is part of a ASP.NET web site running on Azure. It's run fine for quite a while now. Out of the blue, I am suddenly having a problem with the browser trying to download a ".map" for Underscore.js. I did some reading and apparently JQuery creates ".map" files as debugging aids for Javas...
How can I get the current date and time in the terminal and set a custom command in the terminal for
...omise the output there are a myriad of options available, see date --help for a list.
For example, date '+%A %W %Y %X' gives Tuesday 34 2013 08:04:22 which is the name of the day of the week, the week number, the year and the time.
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What does the -u flag mean in git push -u origin master? [closed]
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The -u option does the following:
For every branch that is up to date or successfully pushed, add upstream (tracking) reference, used by argument-less git-pull and other commands.
So, after pushing your local branch with -u option, this local branch will be a...