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Why use the params keyword?
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With params you can call your method like this:
addTwoEach(1, 2, 3, 4, 5);
Without params, you can’t.
Additionally, you can call the method with an array as a parameter in both cases:
addTwoEach(new int[] { 1, 2, 3, 4, 5 });
That is, par...
What do these words mean in Git: Repository, fork, branch, clone, track?
I'm honestly not clear on the semantics here. They're all about copies/variants of a code+history unit, but past that I'm not sure I could say. Is this logical structure explained somewhere?
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Access-Control-Allow-Origin wildcard subdomains, ports and protocols
I'm trying to enable CORS for all subdomains, ports and protocol.
11 Answers
11
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Design Pattern for Undo Engine
...this. Every user-action that's undoable gets its own command instance with all the information to execute the action and roll it back. You can then maintain a list of all the commands that have been executed and you can roll them back one by one.
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invalid_grant trying to get oAuth token from google
...trying to get an oAuth token from Google to connect to their contacts api. All the information is correct and I have tripple checked this so kind of stumped.
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Disabling of EditText in Android
...d instead but it contains bug and it does not work. It would be nice if we all star the issue here: code.google.com/p/android/issues/detail?id=2854
– Viktor Brešan
Mar 3 '11 at 13:13
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set up device for development (???????????? no permissions)
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Nothing worked for me until I finally found the answer here:
http://ptspts.blogspot.co.il/2011/10/how-to-fix-adb-no-permissions-error-on.html
I'm copying the text here in case it disappears in the future.
Create a file named /tmp/android.rules with the fol...
Strings in a DataFrame, but dtype is object
...mly requested element. The key to overcoming this is to use pointers. Basically, store each string in some random memory location, and fill the array with the memory address of each string. (Memory addresses are just integers.) So now, things look like this
Now, if you ask your computer to fetch th...
'this' vs $scope in AngularJS controllers
...rs?"
Short answer:
this
When the controller constructor function is called, this is the controller.
When a function defined on a $scope object is called, this is the "scope in effect when the function was called". This may (or may not!) be the $scope that the function is defined on. So, insi...
uppercase first character in a variable with bash
... Despite being more complex than the best scored answer, this one actually does exactly that: 'uppercase first character in a variable'. Best scored answer does not have that results. Looks like simple answers are upvoted more willingly than the correct ones?
– Krzysztof J...