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@try - catch block in Objective-C
...t length] - 1);
}
@finally {
NSLog(@"Finally condition");
}
Log:
[__NSCFConstantString characterAtIndex:]: Range or index out of bounds
Char at index 5 cannot be found
Max index is: 3
Finally condition
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Glorified classes in the Java language
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@KK_07k11A0585, Collections are a standard api that could be built by anyone in a different way (in fact there are alternative implementations that are geared around primitives, as well as a very famous Google project which enha...
Eclipse ctrl+right does nothing
... kind of bug in the editor specifically (https://bugs.eclipse.org/bugs/show_bug.cgi?id=426557). Sometimes you can find that when you restart can't move with control+arrow in the editor but you can in other views like console window.
You can disable welcome screen ( in most eclipse based IDEs it's a...
What is the difference between C++ and Visual C++? [duplicate]
...hich contains various knacks that do not exist in regular C++, such as the __super keyword. It is similar to the various GNU extensions to the C language that are implemented in GCC.
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How can I call controller/view helper methods from the console in Ruby on Rails?
... helpers, use the helper object:
$ ./script/console
>> helper.number_to_currency('123.45')
=> "R$ 123,45"
If you want to use a helper that's not included by default (say, because you removed helper :all from ApplicationController), just include the helper.
>> include BogusHelper
&...
How to convert a byte array to a hex string in Java?
...swer, this is the function I currently use:
private static final char[] HEX_ARRAY = "0123456789ABCDEF".toCharArray();
public static String bytesToHex(byte[] bytes) {
char[] hexChars = new char[bytes.length * 2];
for (int j = 0; j < bytes.length; j++) {
int v = bytes[j] & 0xFF;...
Capitalize or change case of an NSString in Objective-C
...ingString:lowercase];
}
- (NSString *)realSentenceCapitalizedString {
__block NSMutableString *mutableSelf = [NSMutableString stringWithString:self];
[self enumerateSubstringsInRange:NSMakeRange(0, [self length])
options:NSStringEnumerationBySentences
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How to search in array of object in mongodb
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Use $elemMatch to find the array of particular object
db.users.findOne({"_id": id},{awards: {$elemMatch: {award:'Turing Award', year:1977}}})
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Defining a variable with or without export
... edited May 8 '18 at 16:27
4wk_
1,83933 gold badges2626 silver badges4242 bronze badges
answered Jul 21 '09 at 9:56
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Using Git, how could I search for a string across all branches?
...p $1 } # last grep to keep grep color highlight
– AFP_555
Feb 5 '19 at 2:27
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