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Can I safely delete contents of Xcode Derived data folder?
I am running low on disk space and checked through a third party utility that among other things that ~/Library/Developer/Xcode/DerivedData directory is taking about 22GB of disk space.
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The most sophisticated way for creating comma-separated Strings from a Collection/Array/List?
...tabases I noticed that I write query strings and in this strings I have to put several restrictions in the where-clause from a list/array/collection. Should look like this:
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What does @media screen and (max-width: 1024px) mean in CSS?
I found this piece of code in a CSS file I inherited, but I can't make any sense out of it:
9 Answers
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AngularJS ng-repeat handle empty list case
...o handle it in AngularJS. Let's say I have a list of events and want to output them with AngularJS, then that's pretty easy:
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Convert number to month name in PHP
I have this PHP code:
26 Answers
26
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How do I rename all folders and files to lowercase on Linux?
I have to rename a complete folder tree recursively so that no uppercase letter appears anywhere (it's C++ source code, but that shouldn't matter).
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Get Android API level of phone currently running my application [duplicate]
How do I get the Api level of the phone curently running my application? I am sure its simple but I can not find it as all my searches bring up tons of junk.
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vertical align middle in
I want to keep the height of #abc div at 50px and text to align vertically in the middle of the div .
10 Answers
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Using LINQ to concatenate strings
...ryday use. Because this does not use a StringBuilder it will have horrible performance for very long sequences. For regular code use String.Join as shown in the other answer
Use aggregate queries like this:
string[] words = { "one", "two", "three" };
var res = words.Aggregate(
"", // start with...
java.io.Console support in Eclipse IDE
I use the Eclipse IDE to develop, compile, and run my Java projects. Today, I'm trying to use the java.io.Console class to manage output and, more importantly, user input.
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