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In C#, What is a monad?
...tional language concept, and thus the examples are in languages I haven't worked with (since I haven't used a functional language in depth). I can't grasp the syntax deeply enough to follow the articles fully ... but I can tell there's something worth understanding there.
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Why does the indexing start with zero in 'C'?
...array is essentially a pointer [but see the comments], a reference to a memory location, and so the expression array[n] refers to a memory location n elements away from the starting element. This means that the index is used as an offset. The first element of the array is exactly contained in the me...
Python threading.timer - repeat function every 'n' seconds
...stop and reset the timer. I'm not too knowledgeable of how Python threads work and am having difficulties with the python timer.
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Find all files with name containing string
I have been searching for a command that will return files from the current directory which contain a string in the filename. I have seen locate and find commands that can find files beginning with something first_word* or ending with something *.jpg .
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What's the best way to store a group of constants that my program uses? [closed]
...m uses... string 's, int 's, double 's, etc... What is the best way to store them? I don't think I want an Enum , because the data is not all the same type, and I want to manually set each value. Should I just store them all in an empty class? Or is there a better way?
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How to use a RELATIVE path with AuthUserFile in htaccess?
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It is not possible to use relative paths for AuthUserFile:
File-path is the path to the user file. If it is not absolute (i.e., if it doesn't begin with a slash), it is treated as relative to the ServerRoot.
You have to accept and work around that limitation.
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How many String objects will be created when using a plus sign?
...e = "1";
const String two = "2";
const String result = one + two + "34";
or as literals, as in the original question:
String result = "1" + "2" + "3" + "4";
then the compiler will optimize away those + signs. It's equivalent to:
const String result = "1234";
Furthermore, the compiler will r...
Map vs Object in JavaScript
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According to mozilla:
A Map object can iterate its elements in insertion order - a for..of loop will return an array of [key, value] for each iteration.
and
Objects are similar to Maps in that both let you set keys to ...
Cocoa: What's the difference between the frame and the bounds?
...xpressed as a location (x,y) and size (width,height) relative to its own coordinate system (0,0).
The frame of an UIView is the rectangle, expressed as a location (x,y) and size (width,height) relative to the superview it is contained within.
So, imagine a view that has a size of 100x100 (width x ...
Vertex shader vs Fragment Shader [duplicate]
I've read some tutorials regarding Cg, yet one thing is not quite clear to me.
What exactly is the difference between vertex and fragment shaders?
And for what situations is one better suited than the other?
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