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iOS Detect 3G or WiFi

... Shouldn't you call [reachability stopNotifier] after you have the status? – zekel Nov 9 '11 at 18:41 3 ...
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Android Center text on canvas

... at the center position: int xPos = (Width - textPaint.TextSize * Math.Abs(_text.Length / 2)) / 2; Not sure if there's a better way to accomplish this. – paj7777 Apr 8 '13 at 9:06 ...
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What's the difference between URI.escape and CGI.escape?

... There were some small differences, but the important point is that URI.escape has been deprecated in Ruby 1.9.2... so use CGI::escape or ERB::Util.url_encode. There is a long discussion on ruby-core for those interested which also mentions WE...
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What is “the inverse side of the association” in a bidirectional JPA OneToMany/ManyToOne association

...ms to be the owner of the orders. But in the SQL world, one item will actually contain a pointer to the other. Since there is 1 customer for N orders, each order contains a foreign key to the customer it belongs to. This is the "connection" and this means the order "owns" (or literally contains) th...
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Callback when CSS3 transition finishes

...AnimationEnd MSAnimationEnd", function(){ ... }); Note that you can pass all of the browser prefixed event strings into the bind() method simultaneously to support the event firing on all browsers that support it. Update: Per the comment left by Duck: you use jQuery's .one() method to ensure the...
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Is an index needed for a primary key in SQLite?

...x be explicitly created for it as well? SQLite does not appear to automatically create an index for a primary key column, but perhaps it indexes it anyway, given its purpose? (I will be searching on that column all the time). ...
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How to get the build/version number of your Android application?

... @Felix you can't call getPackageManager() outside of context, so getApplicationContext() (or passed context) might be needed. – Sver Sep 24 '12 at 7:06 ...
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Dual emission of constructor symbols

...rding to the ABI, the mangled name for your Thing::foo() is easily parsed: _Z | N | 5Thing | 3foo | E | v prefix | nested | `Thing` | `foo`| end nested | parameters: `void` You can read the constructor names similarly, as below. Notice how the constructor "name" isn't given, but ...
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Print function log /stack trace for entire program using firebug

Firebug has the ability to log calls to a particular function name. I'm looking for a bug that sometimes stops a page from rendering, but doesn't cause any errors or warnings. The bug only appears about half the time. So how do I get a list of all the function calls for the entire program, or som...
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JavaScript Date Object Comparison

...answered Sep 30 '11 at 6:50 gion_13gion_13 38.3k99 gold badges9090 silver badges101101 bronze badges ...