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How to replace a string in multiple files in linux command line
...aced with "bar".
On BSD systems like macOS, you need to provide a backup extension like -i '.bak' or else "risk corruption or partial content" per the manpage.
cd /path/to/your/folder
sed -i '.bak' 's/foo/bar/g' *
share
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Android studio using > 100% CPU at all times - no background processes appear to be running
... it appears there are no background processes that the IDE is running (indexing, etc). I might suspect this were something specific to my box, but some fellow developers are encountering this as well.
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NameError: name 'self' is not defined
... chosen for the first argument. You can as well replace "self" by "me" or "x".
– Max
May 22 '19 at 20:41
Is there no b...
What is the best way to conditionally apply a class?
... li for each element and a property on the controller called selectedIndex . What would be the best way to add a class to the li with the index selectedIndex in AngularJS?
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Responsive font size in CSS
...tervals where it starts breaking your design and creating scrollbars.
For example, try adding this inside your CSS at the bottom, changing the 320 pixels width for wherever your design starts breaking:
@media only screen and (max-width: 320px) {
body {
font-size: 2em;
}
}
Viewport p...
MySQL, Check if a column exists in a table with SQL
...easy procedure in any enterprise-class database, yet MySQL seems to be an exception.
10 Answers
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How do I change read/write mode for a file using Emacs?
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M-x toggle-read-only
or in more recent versions of Emacs
M-x read-only-mode
On my Windows box, that amounts to Alt-x to bring up the meta prompt and typing "toggle-read-only" to call the correct elisp function.
If you ...
What predefined macro can I use to detect clang?
...macros to check for MSVC or GCC (see http://predef.sourceforge.net/ for example), but I cannot find any macro to check for clang.
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Uncaught SyntaxError: Unexpected token :
I am running an AJAX call in my MooTools script, this works fine in Firefox but in Chrome I am getting a Uncaught SyntaxError: Unexpected token : error, I cannot determine why. Commenting out code to determine where the bad code is yields nothing, I am thinking it may be a problem with the JSON be...
FFMPEG (libx264) “height not divisible by 2”
...ying to encode a .mp4 video from a set of frames using FFMPEG using the libx264 codec.
7 Answers
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