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When should I use Kruskal as opposed to Prim (and vice versa)?
...rithm and when Kruskal's to find the minimum spanning tree? They both have easy logics, same worst cases, and only difference is implementation which might involve a bit different data structures. So what is the deciding factor?
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What is normalized UTF-8 all about?
The ICU project (which also now has a PHP library ) contains the classes needed to help normalize UTF-8 strings to make it easier to compare values when searching.
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How to implode array with key and value without foreach in PHP
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Handle Guzzle exception and get HTTP body
I would like to handle errors from Guzzle when the server returns 4xx and 5xx status codes. I make a request like this:
5 A...
How to make an Android device vibrate?
I wrote an Android application. Now, I want to make the device vibrate when a certain action occurs. How can I do this?
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How to pretty print nested dictionaries?
...nary with depth of ~4 in Python? I tried pretty printing with pprint() , but it did not work:
21 Answers
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Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2)
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Are you connecting to "localhost" or "127.0.0.1" ? I noticed that when you connect to "localhost" the socket connector is used, but when you connect to "127.0.0.1" the TCP/IP connector is used. You could try using "127.0.0.1" if th...
Git: list only “untracked” files (also, custom commands)
Is there a way to use a command like git ls-files to show only untracked files?
9 Answers
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NSString tokenize in Objective-C
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Found this at http://borkware.com/quickies/one?topic=NSString (useful link):
NSString *string = @"oop:ack:bork:greeble:ponies";
NSArray *chunks = [string componentsSeparatedByString: @":"];
Hope this helps!
Adam
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Using Java 8's Optional with Stream::flatMap
...Java 8 stream framework and friends make for some very concise java code, but I have come across a seemingly-simple situation that is tricky to do concisely.
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