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what is the preferred way to mutate a React state?
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165
concat returns a new array, so you can do
this.setState({list: this.state.list.concat([newO...
while (1) Vs. for (;;) Is there a speed difference?
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218
In perl, they result in the same opcodes:
$ perl -MO=Concise -e 'for(;;) { print "foo\n" }'
a ...
VB.NET equivalent of C# property shorthand?
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151
There is no shorthand for Visual Studio 2008 or prior for VB.NET.
In Visual Studio 2010 and ...
Is there a naming convention for Django apps
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112
They must be valid package names. That rules out 2 ("import my-django-app" would be a syntax e...
Creating a expressjs middleware that accepts parameters
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157
function HasRole(role) {
return function(req, res, next) {
if (role !== req.user.role) r...
Making a Location object in Android with latitude and longitude values
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313
Assuming that you already have a location object with you current location.
Location targetLoc...
Inserting HTML into a div
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180
I think this is what you want:
document.getElementById('tag-id').innerHTML = '<ol><...
Linq list of lists to single list
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answered Jul 17 '09 at 20:40
NoldorinNoldorin
130k5151 gold badges243243 silver badges292292 bronze badges
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Can I have multiple :before pseudo-elements for the same element?
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In CSS2.1, an element can only have at most one of any kind of pseudo-element at any time. (This means an element can have both a :before and an :after pseudo-element — it just cannot have more than one of each kind.)
As a result,...
What is “(program)” in Chrome debugger’s profiler?
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edited Apr 8 '17 at 13:28
Michał Perłakowski
63.1k2121 gold badges133133 silver badges148148 bronze badges
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