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How do I contribute to other's code in GitHub? [closed]
I would like to contribute to a certain project in GitHub . Should I fork it? Branch it? What is recommended and how to do it?
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Regular expression to extract text between square brackets
...tion:
\[ : [ is a meta char and needs to be escaped if you want to match it literally.
(.*?) : match everything in a non-greedy way and capture it.
\] : ] is a meta char and needs to be escaped if you want to match it literally.
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Unique BooleanField value in Django?
...is task, what I've done is override the save method for the model and have it check if any other model has the flag already set (and turn it off).
class Character(models.Model):
name = models.CharField(max_length=255)
is_the_chosen_one = models.BooleanField()
def save(self, *args, **kw...
Best way to center a on a page vertically and horizontally? [duplicate]
... bottom, so the margin-top: auto is set to zero. However, an absolutely positioned element acts the same for distribution of free space, and similarly can be centered vertically at the specified top and bottom (does not work in IE7).
This trick will work with any sizes of div.
div {
width: 1...
Stylecop vs FXcop
Has Stylecop superseded FXcop?
Which product should we be using with Visual Studio 2008?
5 Answers
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Using a .php file to generate a MySQL dump
...d for the PHP script to get the whole SQL dump as a string : you only need it written to a file, and this can be done by the command itself.
That external command will :
be a call to mysqldump, with the right parameters,
and redirect the output to a file.
For example :
mysqldump --user=... -...
Batch file to delete files older than N days
...s in a batch file. I've searched around the web, and found some examples with hundreds of lines of code, and others that required installing extra command line utilities to accomplish the task.
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Windows 7 SDK installation failure
...soft now has a knowledge base article called Windows SDK Fails to Install with Return Code 5100 that describes this problem and its fix:
This issue occurs when you install the Windows 7 SDK on a computer that has a newer version of the Visual C++ 2010 Redistributable installed. The Windows 7 SD...
What is the difference between memoization and dynamic programming?
...ic programming? I think dynamic programming is a subset of memoization. Is it right?
9 Answers
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MySQL: Fastest way to count number of rows
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When you COUNT(*) it takes in count column indexes, so it will be the best result. Mysql with MyISAM engine actually stores row count, it doensn't count all rows each time you try to count all rows. (based on primary key's column)
Using PHP t...