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How to understand nil vs. empty vs. blank in Ruby
...dly looking for a clear definition of the differences of nil? , blank? , and empty? in Ruby on Rails. Here's the closest I've come:
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PHP Error handling: die() Vs trigger_error() Vs throw Exception
In regards to Error handling in PHP -- As far I know there are 3 styles:
2 Answers
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What does the “@” symbol do in Powershell?
... in PowerShell to initialise arrays. What exactly does the @ symbol denote and where can I read more about it?
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How to detect modifier key states in WPF?
...lution. It also allows you to check all modifiers at once. If you want to handle Ctrl+F, you won't want to handle Ctrl+Shift+F, so you could just check for (e.Key == Key.F && e.KeyboardDevice.Modifiers == ModifierKeys.Control) instead of all the other stuff...
– ygoe
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How to disable word-wrap in Xcode 4 editor?
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Go to Xcode Preferences -> Text Editing -> Indentation and deselect Line wrapping.
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UIBarButtonItem with custom image and no border
...ustom category: I have to create the header file with those declarations, and the implementation file, where I put the code you're refering ? thanks
– mongeta
Apr 21 '10 at 8:59
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Iterating through a JSON object
I am trying to iterate through a JSON object to import data, i.e. title and link. I can't seem to get to the content that is past the : .
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Creating threads - Task.Factory.StartNew vs new Thread()
I am just learning about the new Threading and Parallel libraries in .Net 4
4 Answers
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How to send commands when opening a tmux session inside another tmux session?
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The send-prefix command can be used to send your prefix keystroke to (the process running in) the active pane. By default, the prefix is C-b and C-b is bound to send-prefix (so that hitting it twice sends a single C-b to the active pane). This i...
Ajax using https on an http page
My site uses http and https protocol; it doesn't affect the content. My site uses jQuery ajax calls, which fills some areas on the page, too.
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