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How to exit if a command failed?
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426
Try:
my_command || { echo 'my_command failed' ; exit 1; }
Four changes:
Change && ...
Margin on child element moves parent element
... of collapsing margins is handling textual content. For example:
h1, h2, p, ul {
margin-top: 1em;
margin-bottom: 1em;
}
<h1>Title!</h1>
<div class="text">
<h2>Title!</h2>
<p>Paragraph</p>
</div>
<div class="text">
<h2&...
How do I prompt a user for confirmation in bash script? [duplicate]
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1025
read -p "Are you sure? " -n 1 -r
echo # (optional) move to a new line
if [[ $REPLY =~ ^[Yy]$...
Invoking a jQuery function after .each() has completed
...tAll(), count = elems.length;
elems.each( function(i) {
$(this).fadeOut(200, function() {
$(this).remove();
if (!--count) doMyThing();
});
});
Note that .each() itself is synchronous — the statement that follows the call to .each() will be executed only after the .each() call is c...
How do you detect the clearing of a “search” HTML5 input?
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edited Jun 20 at 9:12
Community♦
111 silver badge
answered Sep 16 '10 at 12:41
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Does a favicon have to be 32x32 or 16x16?
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Update for 2020: Sticking to the original question of 16x16 versus 32x32 icons: the current recommendation should be to provide a 32x32 icon, skipping 16x16 entirely. All current browsers and devices support 32x32 icons. The icon will r...
How to link a folder with an existing Heroku app
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1253
Heroku links your projects based on the heroku git remote (and a few other options, see the up...
AngularJS : How do I switch views from a controller function?
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edited Apr 29 '15 at 10:53
Ferruccio
91.9k3737 gold badges214214 silver badges291291 bronze badges
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How do I “source” something in my .vimrc file?
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edited Nov 22 '16 at 16:57
Anthony Geoghegan
9,51244 gold badges4040 silver badges4848 bronze badges
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Converting newline formatting from Mac to Windows
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