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Check that an email address is valid on iOS [duplicate]
...rict - http://blog.logichigh.com/2010/09/02/validating-an-e-mail-address/
And because categories are just better, you could also add an interface:
@interface NSString (emailValidation)
- (BOOL)isValidEmail;
@end
Implement
@implementation NSString (emailValidation)
-(BOOL)isValidEmail
{
BOO...
Spring @PostConstruct vs. init-method attribute
Is there any difference between using the @PostConstruct annotation and declaring the same method as init-method in Spring XML configuration?
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How can I initialise a static Map?
...ght? I don't see why you need an extra anonymous class just to initialize. And it won't work if the class being created is final.
You can create an immutable map using a static initialiser too:
public class Test {
private static final Map<Integer, String> myMap;
static {
Map&...
Check if an array contains any element of another array in JavaScript
I have a target array ["apple","banana","orange"] , and I want to check if other arrays contain any one of the target array elements.
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How to kill zombie process
I launched my program in the foreground (a daemon program), and then I killed it with kill -9 , but I get a zombie remaining and I m not able to kill it with kill -9 . How to kill a zombie process?
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How to get a key in a JavaScript object by its value?
...allowing me to get the key for a value, or do I have to iterate the object and find it out manually?
27 Answers
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Synchronously waiting for an async operation, and why does Wait() freeze the program here
...ing on a thread pool thread, it doesn't try to come back to the UI thread, and everything therefore works.
Alternatively, you could call StartAsTask().ConfigureAwait(false) before awaiting the inner operation to make it come back to the thread pool rather than the UI thread, avoiding the deadlock e...
Convert tuple to list and back
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@Jimmy that's because list is a debugger command, run p list(...) instead.
– moritz
Jan 24 '19 at 2:26
add a comment
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Shell command to tar directory excluding certain files/folders
Is there a simple shell command/script that supports excluding certain files/folders from being archived?
27 Answers
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Why doesn't height: 100% work to expand divs to the screen height?
I want the carousel DIV (s7) to expand to the height of the entire screen. I haven't an idea as to why it's not succeeding. To see the page you can go here .
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