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What is Haskell used for in the real world? [closed]
...ncourages you to separate code with side effects (e.g. putting text on the screen) from code without (calculations).
Lazy evaluation is a really nice feature:
Even if something would usually cause an error, it will still work as long as you don't use the result. For example, you could put 1 / 0 as...
How do I capture the output into a variable from an external process in PowerShell?
...command> | Out-String
To capture output in a variable and print to the screen:
<command> | Tee-Object -Variable cmdOutput # Note how the var name is NOT $-prefixed
Or, if <command> is a cmdlet or advanced function, you can use common parameter
-OutVariable / -ov:
<command> -Ou...
Pipe to/from the clipboard in Bash script
...xt | pbcopy
If you're in Linux terminal mode (no X) then look into gpm or screen which has a clipboard. Try the screen command readreg.
Under Windows 10+ or cygwin, use /dev/clipboard or clip.
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What are some methods to debug Javascript inside of a UIWebView?
...nces And Click on Advance.
You will Get this setting on your MacBook Screen.
Now enable the Show to develop menu in menu bar.
Now Your All work is done.
Are you thinking I am kidding :P :P no man...
Step3: Run your application in Device or Simulator. (Don’t Think Just...
How to tell if UIViewController's view is visible
...y still have a non-nil window property because they are being rendered off-screen. In this case, I've had success making my own 'isCurrentlyVisible' property which gets set in viewDidAppear and viewDidDisappear.
– evanflash
Jan 15 '14 at 21:30
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Sublime Text 3能用支持的插件推荐 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...templates文件夹里，可以自定义编辑文件模板。
SublimeTmpl默认的快捷键
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ctrl+alt+h html
ctrl+alt+j javascript
ctrl+alt+c css
ctrl+alt+p php
ctrl+alt+r ruby
ctrl+alt+shift+p python
如果想要新建其...
How to create new tmux session if none exists
...ion which uses the same group of windows.
This is also similar to running screen -xRR.
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CALayer with transparent hole in it
...te this effect, I found it easiest to create an entire view overlaying the screen, then subtracting portions of the screen using layers and UIBezierPaths. For a Swift implementation:
// Create a view filling the screen.
let overlay = UIView(frame: CGRectMake(0, 0,
UIScreen.mainScreen().bounds....
What's the difference between “bundle display name” and “bundle name” in cocoa application's info pl
...isplays as the title of notifications (in Notification Center, on the lock screen, etc.).
– Justin Russell
Jun 28 '13 at 18:17
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How to align absolutely positioned element to center?
..., but the canvas "start" from middle but not "placed" in the middle of the screen. Is there anyway to set left:50% and move the canvas to left again?
– PaulLing
Oct 11 '11 at 2:21
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