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Android - how do I investigate an ANR?
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You can enable StrictMode in API level 9 and above.
StrictMode is most commonly used to catch accidental disk or network
access on the application's main thread, where UI operations are
received and animations take place. By keeping your applicat...
Is there a way that I can check if a data attribute exists?
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You can use jQuery's hasData method.
http://api.jquery.com/jQuery.hasData/
The primary advantage of jQuery.hasData(element) is that it does not create and associate a data object with the element if none currently exists. In contrast, jQuery.data(element) always re...
Row Offset in SQL Server
...d if suitable indexes exist to allow this to be seeked efficiently - or an API cursor if they don't.
For selecting an arbitary page the best solution for SQL Server 2005 - 2008 R2 is probably ROW_NUMBER and BETWEEN
For SQL Server 2012+ you can use the enhanced ORDER BY clause for this need.
SELEC...
NSString tokenize in Objective-C
.../ Substring: 'word2'
// Substring: 'word3'
// Substring: 'word4'
This api works with other languages where spaces are not always the delimiter (e.g. Japanese). Also using NSStringEnumerationByComposedCharacterSequences is the proper way to enumerate over characters, since many non-western char...
How do I fix "The expression of type List needs unchecked conversion…'?
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This is a common problem when dealing with pre-Java 5 APIs. To automate the solution from erickson, you can create the following generic method:
public static <T> List<T> castList(Class<? extends T> clazz, Collection<?> c) {
List<T> r = new Arr...
How unique is UUID?
... ("real randomness", I guess you'd call it) as possible into random number APIs. See en.wikipedia.org/wiki/Entropy_%28computing%29
– broofa
Dec 6 '14 at 13:48
4
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How to detect when cancel is clicked on file input?
...s, if offer no guarantees on the state of the browser.
As it stands, this API is fundamentally unusable for mobile devices, and I think a relatively simple browser change could make this infinitely easier for web developers *steps off soap box*.
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A type for Date only in C# - why is there no Date type?
...rent reasons to change (the value, and the kind).
The two of these lead to API usages that compile, but are often nonsensical, or have strange edge cases caused by side effects. Consider:
// nonsensical, caused by mixing types
DateTime dt = DateTime.Today - TimeSpan.FromHours(3); // when on today...
history.replaceState() example?
...reference on Webkit and Mozilla.
Also Opera on the introduction of History API said it wasn't using the title parameter and probably still doesn't.
Currently the 2nd argument of pushState and replaceState — the title
of the history entry — isn't used in Opera's implementation, but may
be...
How do I format a date in Jinja2?
...ample for custom filters in the documentation: http://jinja.pocoo.org/docs/api/#custom-filters
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