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Declaring and initializing variables within Java switches
...pears, starting with its own initializer and including any further declarators to the right in the local variable declaration statement.
In your case, case 2 is in the same block as case 1 and appears after it, even though case 1 will never execute... so the local variable is in scope and availabl...
How to locate the git config file in Mac [duplicate]
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The global Git configuration file is stored at $HOME/.gitconfig on all platforms.
However, you can simply open a terminal and execute git config, which will write the appropriate changes to this file. You shouldn't need to manually tweak .gitconfig, unless you p...
Multi-line regex support in Vim
I notice the standard regex syntax for matching across multiple lines is to use /s, like so:
1 Answer
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list.clear() vs list = new ArrayList(); [duplicate]
...st.java.html
public void clear() {
modCount++;
// Let gc do its work
for (int i = 0; i < size; i++)
elementData[i] = null;
size = 0;
}
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In Python, how do I iterate over a dictionary in sorted key order?
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Haven't tested this very extensively, but works in Python 2.5.2.
>>> d = {"x":2, "h":15, "a":2222}
>>> it = iter(sorted(d.iteritems()))
>>> it.next()
('a', 2222)
>>> it.next()
('h', 15)
>>> it.next()
('x', 2)
>>>
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Is it possible to simulate key press events programmatically?
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A non-jquery version that works in both webkit and gecko:
var keyboardEvent = document.createEvent("KeyboardEvent");
var initMethod = typeof keyboardEvent.initKeyboardEvent !== 'undefined' ? "initKeyboardEvent" : "initKeyEvent";
keyboardEvent[initMet...
Short circuit Array.forEach like calling break
How can I do this using the new forEach method in JavaScript? I've tried return; , return false; and break . break crashes and return does nothing but continue iteration.
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Is it possible to make a Tree View with Angular?
...isplay data in a tree structure in a web app. I was hoping to use Angular for this task.
14 Answers
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How to find an available port?
I want to start a server which listen to a port. I can specify port explicitly and it works. But I would like to find a port in an automatic way. In this respect I have two questions.
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How do I trigger the success callback on a model.save()?
The model is correctly posted to the server which handles the save, but the success callback is not fired. Do I need to send something back from the server ?
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