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Guards vs. if-then-else vs. cases in Haskell
...le decision you need to make. Nested if..then..else-expressions are very uncommon in Haskell, and guards should almost always be used instead.
let absOfN =
if n < 0 -- Single binary expression
then -n
else n
Every if..then..else expression can be replaced by a guard if it is at the top ...
What is a StoryBoard ID and how can i use this?
...fier:@"MyViewController"];
[self presentViewController:vc animated:YES completion:nil];
}
This will create a MyCustomViewController based on the storyboard ViewController you named "MyViewController" and present it above your current View Controller
And if you are in your app delegate you cou...
Is there a better way to write this null check, and a non-empty check, in groovy?
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Open a project in a new window in IntelliJ after “accidentally” clicking remember decision
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Argparse optional positional arguments?
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How to fix bower ECMDERR
...rns out my machine behind firewall, that won't able to access git://github.com/jquery/jquery.git
Link: Unable to Connect to GitHub.com For Cloning
The solution without changing the firewall:
git config --global url."https://".insteadOf git://
Credit to @bnguyen82 from Unable to Connect to Git...
How do you get current active/default Environment profile programmatically in Spring?
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77
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`levels
...her question, @Marek posted the following solution:
https://stackoverflow.com/a/10432263/636656
4 Answers
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How do I increase the number of displayed lines of a Java stack trace dump?
...eption).
This shorthand can greatly reduce the length of the output in the common case where a wrapped exception is thrown from same method as the "causative exception" is caught.
In other words, the "... x more" only appears on a chained exception, and only when the last x lines of the stack trace...
How to create a temporary directory?
.... See this question for a version that works on both: unix.stackexchange.com/questions/30091/…
– jwhitlock
Jun 9 '14 at 19:25
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