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In Objective-C, how do I test the object type?
...BOOL)isKindOfClass:(Class)aClass
This is a method of NSObject.
For more info check the NSObject documentation.
This is how you use this.
BOOL test = [self isKindOfClass:[SomeClass class]];
You might also try doing somthing like this
for(id element in myArray)
{
NSLog(@"==================...
How to round up a number to nearest 10?
...also pass a third variable if necessary to change the rounding mode.
More info here: http://php.net/manual/en/function.round.php
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Which letter of the English alphabet takes up most pixels?
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I doubted this info, thinking a '1' would surely be more narrow than other digits. But in the fonts I've checked, all the digits have the same width. I suppose that's a font design choice.
– jfritz42
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AWS: How to disable all services?
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Worth noting that even if you delete your credit card information, Amazon will continue to charge to any and all cards they have ever had associated with your account. It's in their terms and conditions...
– Kelly Bang
Apr 24 at 4:02
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How to convert all text to lowercase in Vim
...ercase "HellO" to "hello" with gu then a movement.
For examples and more info please read this:
http://vim.wikia.com/wiki/Switching_case_of_characters
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Grabbing the href attribute of an A element
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just for info: if we search in a text containing many a elements than expression (.*?) is wrong
– Michal - wereda-net
Nov 28 '14 at 17:51
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Rename a class in Xcode: Refactor… is grayed out (disabled). Why?
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I'm going to my project at finder, then change files name by get info.
After that, at xcode -> Project Navigator I delete the files.
At end, I click right on the class and Add files to ..., and add these files again.
It worked for me.
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Exporting data In SQL Server as INSERT INTO
... I just installed the addin from Codeplex. Nice. Thanks for the info.
– Rob Garrison
Oct 5 '09 at 17:27
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How to show only next line after the matched one?
...ter a match, then pipe the result to tail and only grab 1 line,
cat logs/info.log | grep "term" -A1 | tail -n 1
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How do I see the commit differences between branches in git?
...aster...branch-X (three dots instead of two). See man gitrevisionsfor more info.
– Xavier T.
Aug 5 '16 at 8:16
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