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Why does an NSInteger variable have to be cast to long when used as a format argument?
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You get this warning if you compile on OS X (64-bit), because on that platform NSInteger is de...
What do 'lazy' and 'greedy' mean in the context of regular expressions?
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12 Answers
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What is purpose of the property “private” in package.json?
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1 Answer
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configure: error: C compiler cannot create executables
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15 Answers
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Bootstrap dropdown sub menu missing
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Updated 2018
The dropdown-submenu has been removed in Bootstrap 3 RC. In the words of Bootstrap author Mark Otto..
"Submenus just don't have much of a place on the web right now, especially the mobile web. They will be removed wit...
How to get all groups that a user is a member of?
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answered Mar 22 '13 at 12:14
kstrausskstrauss
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Why is the Fibonacci series used in agile planning poker? [closed]
...ers of the team are supposed to estimate the size of a user story as being 1, 2, 3, 5, 8, 13, ... . So the estimated values should resemble the Fibonacci series. But I wonder, why?
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Is there a python equivalent of Ruby's 'rvm'?
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edited Feb 16 '16 at 11:28
answered May 11 '10 at 16:27
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Java 8 Stream and operation on arrays
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edited May 23 '17 at 12:18
Community♦
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answered Jun 24 '14 at 15:57
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Spring MVC: How to perform validation?
...User :
public class User {
private String name;
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}
Method 1 : If you have Spring 3.x+ and simple validation to do, use javax.validation.constraints annotations (also known as JSR-303 annotations).
public class User {
@NotNull
private String name;
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}
You will nee...