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What is the proper REST response code for a valid request but an empty data?
... response code for a browser (although according to the HTTP spec browsers do need to understand it as a 'don't change the view' response code).
204 No Content is however, very useful for ajax web services which may want to indicate success without having to return something. (Especially in cases li...
It is more efficient to use if-return-return or if-else-return?
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@Lundin obfuscated? unreadable? Only for those who don't know the ternary operator.
– glglgl
Feb 8 '12 at 11:23
6
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What is the maven-shade-plugin used for, and why would you want to relocate Java packages?
...Maven n00b) so I tried to understand the reason for using this and what it does.
4 Answers
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Change string color with NSAttributedString?
...ust iOS 6.
But if you needlessly wish to use NSAttributedString, you can do something like this:
UIColor *color = [UIColor redColor]; // select needed color
NSString *string = ... // the string to colorize
NSDictionary *attrs = @{ NSForegroundColorAttributeName : color };
NSAttributedString *attr...
Print all but the first three columns
...
A solution that does not add extra leading or trailing whitespace:
awk '{ for(i=4; i<NF; i++) printf "%s",$i OFS; if(NF) printf "%s",$NF; printf ORS}'
### Example ###
$ echo '1 2 3 4 5 6 7' |
awk '{for(i=4;i<NF;i++)printf"%s",$i OF...
Android ListView not refreshing after notifyDataSetChanged
...dapter? So you would only call adapter.swapItems(); and the adapter would do the dbHelper.getItems() stuff. But anyway thanks for the answer :)
– Ansgar
Feb 16 '14 at 20:32
7
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How can I limit a “Run Script” build phase to my release configuration?
...to only run when I build with the release configuration. How can this be done? Thanks!
2 Answers
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PHP append one array to another (not array_push or +)
...array_merge($a, $b);
// $merge is now equals to array('a','b','c','d');
Doing something like:
$merge = $a + $b;
// $merge now equals array('a','b')
Will not work, because the + operator does not actually merge them. If they $a has the same keys as $b, it won't do anything.
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Serialize an object to string
...to discuss details such as typeof(T) versus toSerialize.GetType(), please do so, but not in my answer. Thanks.
– dtb
Jun 14 '12 at 13:47
9
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Find unused npm packages in package.json
... dependencies:
depcheck
The good thing about this approach is that you don't have to remember the find or grep command.
To run without installing use npx:
npx depcheck
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