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Make .gitignore ignore everything except a few files
...s the pattern; any matching file excluded by
a previous pattern will become included again. If a negated pattern matches,
this will override lower precedence patterns sources.
# Ignore everything
*
# But not these files...
!.gitignore
!script.pl
!template.latex
# etc...
# ...even if they are...
Why is there no logical xor in JavaScript?
... logical XOR operator. Mainly because it's not useful. Bitwise XOR is extremely useful, but in all my years of programming I have never needed a logical XOR.
If you have two boolean variables you can mimic XOR with:
if (a != b)
With two arbitrary variables you could use ! to coerce them to boole...
Azure SQL Database Bacpac Local Restore
... of my Azure SQL Database using the "Export" option within the Azure Management Console.
6 Answers
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How to get the connection String from a database
I have created a database with SQL Server Management Studio, I would like to now use it in my C# application. I need the connection string?
...
django - why is the request.POST object immutable?
As the title asks, why did the Django guys decide to implement the request.POST object with a querydict (which, of course, in turn, makes the whole thing immutable?)
...
How to include route handlers in multiple files in Express?
...)(app);
Have also a look at these examples
https://github.com/visionmedia/express/tree/master/examples/route-separation
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How to find out what type of a Mat object is with Mat::type() in OpenCV
I am kind of confused with type() method of Mat object in OpenCV. If I have following lines:
6 Answers
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Is an anchor tag without the href attribute safe?
...
In HTML5, using an a element without an href attribute is valid. It is considered to be a "placeholder hyperlink."
Example:
<a>previous</a>
Look for "placeholder hyperlink" on the w3c anchor tag reference page: https://www.w3.org/TR...
How do I enable language extensions from within GHCi?
...t tab completion for available extensions, which is handy when you can't remember where they decided to use abbreviations ("MultiParam") or acronyms ("GADT") rather than spelling things out in full ("MonomorphismRestriction")...
– C. A. McCann
Sep 25 '12 at 14:...
Cropping an UIImage
I've got some code that resizes an image so I can get a scaled chunk of the center of the image - I use this to take a UIImage and return a small, square representation of an image, similar to what's seen in the album view of the Photos app. (I know I could use a UIImageView and adjust the crop ...