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What does “@” mean in Windows batch scripts
...
It inherits the meaning from DOS. @:
In DOS version 3.3 and later, hides the echo of a batch command. Any output generated by the command is echoed.
Without it, you could turn off command echoing using the echo off command, but that command wo...
Difference between framework vs Library vs IDE vs API vs SDK vs Toolkits? [closed]
....g Eclipse, Visual Studio.
A Library is a chunk of code that you can call from your own code, to help you do things more quickly/easily. For example, a Bitmap Processing library will provide facilities for loading and manipulating bitmap images, saving you having to write all that code for yourself...
How to get the root dir of the Symfony2 application?
What is the best way to get the root app directory from inside the controller? Is it possible to get it outside of the controller?
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How to check if a python module exists without importing it
...oss this question while searching for a way to check if a module is loaded from the command line and would like to share my thoughts for the ones coming after me and looking for the same:
Linux/UNIX script file method: make a file module_help.py:
#!/usr/bin/env python
help('modules')
Then ...
Indentation in Go: tabs or spaces?
...y
gofmt -w .
You can read more about it here on the golang.org blog, or from the Effective go document:
Indentation
We use tabs for indentation and gofmt emits them by default. Use spaces only if you must.
share
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Difference between System.DateTime.Now and System.DateTime.Today
...o.ConvertTime(DateTime.UtcNow, TimeZoneInfo.Local)
TimeZoneInfo.ConvertTimeFromUtc(DateTime.UtcNow, TimeZoneInfo.Local)
DateTime.Today returns a DateTime value that has the same year, month, and day components as any of the above expressions, but with the time components set to zero. It also has ...
Loop through properties in JavaScript object with Lodash
...ar key in myObject.options) {
// check also if property is not inherited from prototype
if (myObject.options.hasOwnProperty(key)) {
var value = myObject.options[key];
}
}
Edit: the accepted answer (_.forOwn()) should be https://stackoverflow.com/a/21311045/528262
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Check whether a variable is a string in Ruby
...ooking for instance_of?. is_a? and kind_of? will return true for instances from derived classes.
class X < String
end
foo = X.new
foo.is_a? String # true
foo.kind_of? String # true
foo.instance_of? String # false
foo.instance_of? X # true
...
Git flow release branches and tags - with or without “v” prefix
...similar. That would prevent that clash of refs (branch eq tag name). Aside from that, what would hold one back from naming a branch vX.Y.Z then? That's not really that much of an argument :)
– kaiser
Apr 7 '16 at 16:04
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What's the concept of and differences between Framebuffer and Renderbuffer in OpenGL?
...hat pixels uses a native, implementation-dependent format, so that reading from a Renderbuffer is much harder than reading from a texture. Nevertheless, once a Renderbuffer has been painted, one can copy its content directly to screen (or to other Renderbuffer, I guess), very quickly using pixel tra...