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Explain the use of a bit vector for determining if all characters are unique
I am confused about how a bit vector would work to do this (not too familiar with bit vectors). Here is the code given. Could someone please walk me through this?
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Open Cygwin at a specific folder
...tcut that will open Cygwin at a specific folder? This would obviate having to type
28 Answers
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Convert Float to Int in Swift
I want to convert a Float to an Int in Swift. Basic casting like this does not work because these types are not primitives, unlike float s and int s in Objective-C
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NPM modules won't install globally without sudo
...m config set prefix '~/.npm-packages'
and adding $HOME/.npm-packages/bin to $PATH
append to .bashrc
export PATH="$PATH:$HOME/.npm-packages/bin"
see https://stackoverflow.com/a/18277225 from @passy
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Declaration/definition of variables locations in ObjectiveC?
Ever since starting to work on iOS apps and objective C I've been really puzzled by the different locations where one could be declaring and defining variables. On one hand we have the traditional C approach, on the other we have the new ObjectiveC directives that add OO on top of that. Could you fo...
How do I animate constraint changes?
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Two important notes:
You need to call layoutIfNeeded within the animation block. Apple actually recommends you call it once before the animation block to ensure that all pending layout operations have been completed
You need to call it specifically on ...
Android SDK installation doesn't find JDK
I'm trying to install the Android SDK on my Windows 7 x64 System.
45 Answers
45
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Makefiles with source files in different directories
I have a project where the directory structure is like this:
10 Answers
10
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how to get html content from a webview?
Which is the simplest method to get html code from a webview?
I have tried several methods from stackoverflow and google, but can't find an exact method. Please mention an exact way.
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Get unique values from a list in python [duplicate]
I want to get the unique values from the following list:
30 Answers
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