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Is there a reason for C#'s reuse of the variable in a foreach?
...ous methods in C#, we have to be wary of the access to modified closure pitfall. For example:
4 Answers
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cocoapods - 'pod install' takes forever
I was trying to update the existing pods with pod install command, but it takes forever to run.
19 Answers
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Bash Script : what does #!/bin/bash mean? [duplicate]
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That is called a shebang, it tells the shell what program to interpret the script with, when executed.
In your example, the script is to be interpreted and run by the bash shell.
Some other example shebangs are:
(From Wikipedia)
#!/bin/sh — Exec...
Interface defining a constructor signature?
It's weird that this is the first time I've bumped into this problem, but:
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Explain Morris inorder tree traversal without using stacks or recursion
...please help me understand the following Morris inorder tree traversal algorithm without using stacks or recursion ? I was trying to understand how it works, but its just escaping me.
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final keyword in method parameters [duplicate]
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It certainly makes a copy (there is an optimization where the compiler doesn't make a copy, when there is no difference with making a copy). However you have to keep in mind that in the case of an object. The object really on...
Always pass weak reference of self into block in ARC?
I am a little confused about block usage in Objective-C. I currently use ARC and I have quite a lot of blocks in my app, currently always referring to self instead of its weak reference. May that be the cause of these blocks retaining self and keeping it from being dealloced ? The question is, s...
Why .NET String is immutable? [duplicate]
... of immutable types are inherently thread-safe, since no thread can modify it, the risk of a thread modifying it in a way that interferes with another is removed (the reference itself is a different matter).
Similarly, the fact that aliasing can't produce changes (if x and y both refer to the same o...
Android: How do I prevent the soft keyboard from pushing my view up?
...ical sliding drawer at the bottom of my app. When the soft keyboard opens, it pushes the tab for the drawer up, so it sits atop the keyboard. I actually want it to remain at the bottom of the screen, becoming hidden when the keyboard is shown.
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Hidden features of HTML
...e most widely used language (at least as a markup language) has not gotten its due credit.
Considering that it has been around for so many years, things like the FORM / INPUT controls have still remained same with no new controls added.
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