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How to create dictionary and add key–value pairs dynamically?
..."
});
// repeat this last part as needed to add more key/value pairs
Basically, you're creating an object literal with 2 properties (called key and value) and inserting it (using push()) into the array.
Edit: So almost 5 years later, this answer is getting downvotes because it's not creating an...
Does a favicon have to be 32x32 or 16x16?
...s 8.1 and 10 accepts several PNG pictures declared in a dedicated XML file called browserconfig.xml.
Safari for Mac OS X El Capitan introduces an SVG icon for pinned tabs.
Some other platforms look for PNG files with various resolutions, like the 96x96 picture for Google TV or the 228x228 picture fo...
How do I declare class-level properties in Objective-C?
...NSDictionary *fooDict = nil; will only get executed once! Even in a method called multiple times, the declaration (and also in this example the initialisation) with the keyword static will be ignored if a static variable exists with this name.
– Binarian
Aug 14...
Converting newline formatting from Mac to Windows
... For anyone that comes across this now, the Homebrew formula is now called dos2unix. You'll want to brew install dos2unix.
– Geoff
Apr 26 '16 at 19:06
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Why can't I make a vector of references?
...
Is there a way of getting around calling get() first when trying to access a method of an instance of a class in this wrapper? E.g. reference_wrapper<MyClass> my_ref(...); my_ref.get().doStuff(); is not very reference like.
– timd...
I forgot the password I entered during postgres installation
...uperuser name may be different in your installation. In some systems it is called pgsql, for example.)
psql -U postgres
or
psql -h 127.0.0.1 -U postgres
(note that with the first command you will not always be connected with local host)
Reset password ('replace my_user_name with postgres since y...
Do unix timestamps change across timezones?
...eenwich resides in, does. But GMT does not. GMT is, what Americans would call a "Standard Time" - i.e. without DST.
Getting back to the question, Epoch time doesn't technically have a timezone. It is based on a particular point in time, which just so happens to line up to an "even" UTC time (at ...
How to upload a file in Django? [closed]
...edian.
Update 2015-03-17: Django 1.7 supported at GitHub, thanks to aronysidoro.
Update 2015-09-04: Django 1.8 supported at GitHub, thanks to nerogit.
Update 2016-07-03: Django 1.9 supported at GitHub, thanks to daavve and nerogit
Project tree
A basic Django 1.3 project with single app and medi...
Formula px to dp, dp to px android
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Just call getResources().getDimensionPixelSize(R.dimen.your_dimension) to convert from dp units to pixels
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SQL - using alias in Group By
...database systems will certainly only compute it once. This optimization is called common sub-expression elimination.
– Codo
Aug 9 '13 at 19:50
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