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How can a time function exist in functional programming?
I've to admit that I don't know much about functional programming. I read about it from here and there, and so came to know that in functional programming, a function returns the same output, for same input, no matter how many times the function is called. It's exactly like a mathematical function w...
How do I negate a test with regular expressions in a bash script?
... with a colon before or after it (or both). I recommend using lowercase or mixed case variable names as a habit to reduce the chance of name collisions with shell variables.
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Is it possible to push a git stash to a remote repository?
... and am able to access the repository that way.
git reset HEAD^ (implies --mixed)
This resets the HEAD to point to the state before the "[non-commit]" commit.
From git-reset(1):
"--mixed: Resets the index but not the working tree (i.e., the changed files are preserved but not marked for commit) [...
How to get an MD5 checksum in PowerShell
...eProvider
$hash = [System.BitConverter]::ToString($md5.ComputeHash([System.IO.File]::ReadAllBytes($someFilePath)))
Starting in PowerShell version 4, this is easy to do for files out of the box with the Get-FileHash cmdlet:
Get-FileHash <filepath> -Algorithm MD5
This is certainly prefera...
@import vs #import - iOS 7
I am playing around with some of the new iOS 7 features and working with some of the Image Effects as discussed in the WWDC video "Implementing Engaging UI on iOS". For producing a blur effect within the source code for the session, UIImage was extended via a category which imports UIKit like so:
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iOS Detection of Screenshot?
...//tumblr.jeremyjohnstone.com/post/38503925370/how-to-detect-screenshots-on-ios-like-snapchat
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2D cross-platform game engine for Android and iOS? [closed]
...alade user. It's good for a basic game, but if you are looking for some serious advanced gaming stuff, you can also use Cocos2D-x with Marmalade. I've never used Cocos2D-x, but there's an Extension on Marmalade's Github.
Another good thing about Marmalade is it's EDK (Extension Development Kit), whi...
Detecting iOS / Android Operating system
I've done some research, and this question has come up, but not in the way I intend. I'm building a page for a client that is a QR code landing, which is a place to download an application. So he doesn't have to print out 2 QR codes on a page, I'd like to detect the current operating system (Apple...
iphone/ipad: How exactly use NSAttributedString?
... in the label, justified, "Hello" in red and " World!" in gray.
Note: In iOS 6+ you can render attributed strings using the attributedText property of UILabel.
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Camera access through browser
...wser without being a native app. We are having trouble making this work in iOS. Is anyone aware of a solution for this?
6 A...