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How to detect UI thread on Android?
...) {
// On UI thread.
} else {
// Not on UI thread.
}
From API level 23 and up, there's a slightly more readable approach using new helper method isCurrentThread on the main looper:
if (Looper.getMainLooper().isCurrentThread()) {
// On UI thread.
} else {
// Not on UI thread.
}
...
Sorting related items in a Django template
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134
You need to specify the ordering in the attendee model, like this. For example (assuming your m...
Why is LINQ JOIN so much faster than linking with WHERE?
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3 Answers
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How do I call an Angular.js filter with multiple arguments?
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623
In templates, you can separate filter arguments by colons.
{{ yourExpression | yourFilter: arg1...
Differences between git remote update and fetch?
...e Git release notes in Git's Git repo (so meta!)
grep --color=always -R -C30 fetch Documentation/RelNotes/* | less
Then I did a less search for --all, and this is what I found under the release notes for Git version 1.6.6:
git fetch learned --all and --multiple options, to run fetch from many...
Bash conditionals: how to “and” expressions? (if [ ! -z $VAR && -e $VAR ])
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534
if [ ! -z "$var" ] && [ -e "$var" ]; then
# something ...
fi
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What command opens Ruby's REPL?
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Jörg W MittagJörg W Mittag
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How to get the tag HTML with JavaScript / jQuery?
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313
The simplest way to get the html element natively is:
document.documentElement
Here's the r...
Creating PHP class instance with a string
...er cool stuff you can do in php are:
Variable variables:
$personCount = 123;
$varname = 'personCount';
echo $$varname; // echo's 123
And variable functions & methods.
$func = 'my_function';
$func('param1'); // calls my_function('param1');
$method = 'doStuff';
$object = new MyClass();
$objec...
Is it safe to ignore the possibility of SHA collisions in practice?
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3 Answers
3
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