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How to use git merge --squash?
...ngle commit from the merged changes.
Omitting the -m parameter lets you modify a draft commit message containing every message from your squashed commits before finalizing your commit.
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impro...
Design Patterns: Abstract Factory vs Factory Method
...ct Factory
Produces a Family of Types that are related. It is noticeably different than a Factory Method as it has more than one method of types it produces. (This is complicated refer to next diagram for better real-life example).
Example From The .NET Framework
DbFactoriesProvider is a Simple...
How can I generate UUID in C#
...
@Uma Shankar Subramani: GUID = Globally Unique Identifier, UUID = Universally Unique Identifier. Different words for the same concept.
– Tudor
Dec 12 '11 at 17:58
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Direct vs. Delegated - jQuery .on()
I am trying to understand this particular difference between the direct and delegated event handlers using the jQuery .on() method . Specifically, the last sentence in this paragraph:
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How can I clear or empty a StringBuilder? [duplicate]
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You can leave a little comment if you're afraid future developers won't understand
– krtek
Mar 4 '11 at 10:36
308
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Matching a space in regex
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If you're looking for a space, that would be " " (one space).
If you're looking for one or more, it's " *" (that's two spaces and an asterisk) or " +" (one space and a plus).
If you're looking for common spacing, use "[ X]...
Define: What is a HashSet?
...ovides standard set operations such as union, intersection, and symmetric difference. Take a look here
There are different implementations of Sets. Some make insertion and lookup operations super fast by hashing elements. However, that means that the order in which the elements were added is lost. ...
Is there a DesignMode property in WPF?
...ass MyUserControl : UserControl
{
public MyUserControl()
{
if (DesignerProperties.GetIsInDesignMode(this))
{
// Design-mode specific functionality
}
}
}
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Passing an integer by reference in Python
...ide your function you have an object -- You're free to mutate that object (if possible). However, integers are immutable. One workaround is to pass the integer in a container which can be mutated:
def change(x):
x[0] = 3
x = [1]
change(x)
print x
This is ugly/clumsy at best, but you're not g...
PHP Regex to check date is in YYYY-MM-DD format
...
Try this.
$date="2012-09-12";
if (preg_match("/^[0-9]{4}-(0[1-9]|1[0-2])-(0[1-9]|[1-2][0-9]|3[0-1])$/",$date)) {
return true;
} else {
return false;
}
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