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Android View.getDrawingCache returns null, only null
Would anyone please try to explain to me why
10 Answers
10
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Git error on commit after merge - fatal: cannot do a partial commit during a merge
... you try a message that includes spaces without quotes. Eg. [git commit -m one two three] Correct: [git commit -m "one two three"]
– Skychan
Jun 20 '18 at 21:23
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How to call asynchronous method from synchronous method in C#?
...ecause the synchronous method is already running in that context.
This is one reason why it's a good idea to use ConfigureAwait(false) within every async method as much as possible.
Solution C
AsyncContext.RunTask won't work in every scenario. For example, if the async method awaits something that ...
How can I concatenate regex literals in JavaScript?
...).join("").replace(/(.)(?=.*\1)/g, "");
var regex3 = new RegExp(expression_one.source + expression_two.source, flags);
// regex3 is now /foobar/gy
It's just more wordy than just having expression one and two being literal strings instead of literal regular expressions.
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What's the difference between UTF-8 and UTF-8 without BOM?
...UTF-8 BOM that wasn't UTF-8 (it was CP936). What's unfortunate is that the ones responsible for the immense amount of pain cause by the UTF-8 BOM are largely oblivious to it.
– bames53
Jan 16 '14 at 23:21
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What does an exclamation mark mean in the Swift language?
...This enum describes whether the variable holds a value (Some(T)), or not (None).
If there is a value, this can be obtained by "unwrapping" the variable (obtaining the T from Some(T)).
How is john!.apartment = number73 different from john.apartment = number73? (Paraphrased)
If you write the n...
What is the best CSS Framework and are they worth the effort?
Reading on another forum I've came across the world of CSS Frameworks. The one I've been specifically looking at is BluePrint . I was wondering if anyone else had come across CSS frameworks, suggest which is the best and if they are worth the effort?
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Git ignore file for Xcode projects
...sing the top-voted answer, but it needs a bit of cleanup, so here it is redone for Xcode 4, with some improvements.
I've researched every file in this list, but several of them do not exist in Apple's official Xcode documentation, so I had to go on Apple mailing lists.
Apple continues to add undoc...
How to detect if a script is being sourced
...that holds a stack trace of sources, where ${BASH_SOURCE[0]} is the latest one. The braces are used here to tell the bash what is part of the variable name. They are not necessary for $0 in this case, but they do not hurt either. ;)
– Konrad
Jan 22 '16 at 17:23...
Where and why do I have to put the “template” and “typename” keywords?
...name is encountered it is necessary to determine whether that name denotes one of these entities before continuing to parse the program that contains it. The process that determines this is called name lookup.
How will the compiler find out what a name t::x refers to, if t refers to a template typ...