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Access multiple elements of list knowing their index
I need to choose some elements from the given list, knowing their index. Let say I would like to create a new list, which contains element with index 1, 2, 5, from given list [-2, 1, 5, 3, 8, 5, 6]. What I did is:
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How do I create and access the global variables in Groovy?
...thin a closure? E.g: i have def a = null at the beginning of the script. Now the inside a closure, the value of a = 'some string' , is assigned. I want this new value to be accessible to all other closures. thanks
– OK999
Oct 26 '17 at 18:30
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How to easily truncate an array with JavaScript?
...tooges = ["Moe", "Larry", "Shemp", "Curly", "Joe"];
stooges.length = 3; // now stooges is ["Moe", "Larry", "Shemp"]
Note: if you assign a length which is longer than current length, undefined array elements are introduced, as shown below.
var stooges = ["Moe", "Larry", "Shemp"];
stooges.length = ...
@UniqueConstraint annotation in Java
I have a Java bean. Now, I want to be sure that the field should be unique.
8 Answers
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iOS start Background Thread
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cool! didn't know this. Does this apply to [NSThread detachNewThreadSelector:@selector.... also?
– Srikar Appalaraju
Aug 14 '11 at 7:25
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android: stretch image in imageview to fit screen
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I know this is what you wanted, but for images where you care about aspect ratio, this will stretch it out.
– Artem Russakovskii
Nov 15 '11 at 1:39
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How to find out what character key is pressed?
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@AndyMercer key is now supported by all major browsers: developer.mozilla.org/en-US/docs/Web/API/KeyboardEvent/…
– Ray
Dec 23 '18 at 14:22
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How do you update Xcode on OSX to the latest version?
...ode is currently version 7.2. But need 7.3 to develop for my iPhone which now is on version 9.3 of iOS.
– Alyoshak
Mar 29 '16 at 14:31
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warning: incompatible implicit declaration of built-in function ‘xyz’
... In an implicit declaration, the return type is int if I recall correctly. Now, GCC has built-in definitions for some standard functions. If an implicit declaration does not match the built-in definition, you get this warning.
To fix the problem, you have to declare the functions before using them...
.NET / C# - Convert char[] to string
...r just above is my 2nd high-est voted answer on the site. In fact I'm here now because someone just voted it again, almost 10 years later. And the two answers aren't really any different... but mine was posted 17 seconds faster, and that's meant a 500 vote difference :/
– Joel ...