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In C#, What is a monad?
...a few articles / blog posts, but I can't go far enough with their examples to fully grasp the concept. The reason is that monads are a functional 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 sy...
When and why should I use fragments in Android applications? [duplicate]
I often need the different parts of my applications to have their own special behavior and UI, and I don't know how fragments can help. In most cases, I think it is quicker to create 2 different activities (e.g., 1 for tablets and 1 for handsets), and to share the common behaviors and events in a th...
What is uintptr_t data type
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uintptr_t is an unsigned integer type that is capable of storing a data pointer. Which typically means that it's the same size as a pointer.
It is optionally defined in C++11 and later standards.
A common reason to want an integer type that can hold an architecture's pointer type...
How to compare files from two different branches?
...ve a script that works fine in one branch and is broken in another. I want to look at the two versions side-by-side and see what's different. Are there any ways to do this?
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How to delete selected text in the vi editor
I am using PuTTY and the vi editor. If I select five lines using my mouse and I want to delete those lines, how can I do that?
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Conventions for exceptions or error codes
...in low-level stuff, error codes.
The default behaviour of an exception is to unwind the stack and stop the program, if I'm writing a script an and I go for a key that's not in a dictionary it's probably an error, and I want the program to halt and let me know all about that.
If, however, I'm writ...
Practical uses for the “internal” keyword in C#
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Utility or helper classes/methods that you would like to access from many other classes within the same assembly, but that you want to ensure code in other assemblies can't access.
From MSDN (via archive.org):
A common use of internal access is in component-based developmen...
How to “properly” create a custom object in JavaScript?
I wonder about what the best way is to create an JavaScript object that has properties and methods.
15 Answers
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How do I rename a local Git branch?
I don't want to rename a remote branch, as described in Rename master branch for both local and remote Git repositories .
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Why git can't remember my passphrase under Windows
I have just start using git and i can't get it to remember my passphrase I'm using cmd.exe elevated and my git host is github and i have create a ssh key like that guide on github
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