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Does C++ support 'finally' blocks? (And what's this 'RAII' I keep hearing about?)
Does C++ support ' finally ' blocks?
16 Answers
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How to write an inline IF statement in JavaScript?
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Just to note, all parens in this case are optional. It is often personal preference/coding style that dictates when they are used.
– Will Klein
Apr 22 '12 at 18:46
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How to list running screen sessions?
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To list all of the screen sessions for a user, run the following command as that user:
screen -ls
To see all screen sessions on a specific machine you can do:
ls -laR /var/run/screen/
I get this on my machine:
gentle ~ # ls -l...
What's the simplest way to subtract a month from a date in Python?
...at what they want can be done just by dt - timedelta(days=dt.day) As originally phrased though it sounded like they wanted to be able to subtract an arbitrary number of months and that is a bit harder.
– Duncan
Sep 19 '19 at 14:27
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How do I configure emacs for editing HTML files that contain Javascript?
...edit an HTML file with both HTML tags and javascript content. I have installed nxhtml and tried using it - i.e set up to use nxhtml-mumamo-mode for .html files. But I am not loving it. When I am editing the Javascript portion of the code the tab indents do not behave as they do when editing C/C...
SHA-1 fingerprint of keystore certificate
...as test
On windows, when keytool command is not found, Go to your installed JDK Directory e.g. <YourJDKPath>\Java\jdk1.8.0_231\bin\, open command line and try the above commands for debug/release mode.
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Any equivalent to .= for adding to beginning of string in PHP?
...quired parameter of the function, it needs to be passed to the function or PHP will complain. This means this check can be abbreviated to if ($chunk) (to see if it's falsy a.k.a. "empty"). But, if $chunk doesn't contain anything, nothing will happen anyway. So this whole function body can be abbrevi...
Use basic authentication with jQuery and Ajax
...trying to create a basic authentication through the browser, but I can't really get there.
10 Answers
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composer: How to find the exact version of a package?
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I know it's an old question, but...
composer.phar show
Will show all the currently installed packages and their version information. (This was shown in previous versions of Composer only when using the now-deprecated -i option.)
To see more details, specify the name of the package as wel...
How do I do base64 encoding on iOS?
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A really, really fast implementation which was ported (and modified/improved) from the PHP Core library into native Objective-C code is available in the QSStrings Class from the QSUtilities Library. I did a quick benchmark: a 5....