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How to get the current time in milliseconds from C in Linux?
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This can be achieved using the POSIX clock_gettime function.
In the current version of POSIX, gettimeofday is marked obsolete. This means it may be removed from a future version of the specification. Application writers are encouraged to use the clock_gettime functi...
Difference between addSubview and insertSubview in UIView class
...array then add in View'slayer
- (void)addSubview:(UIView *)subview
{
[_subviews addObject:subview];
[_layer addSublayer:subview.layer];
}
}
2.While insertSubview add your view as subview then call
[_layer insertSublayer:subview.layer atIndex:index];
- (void)insertSubview:(UIView *)subv...
Bad value X-UA-Compatible for attribute http-equiv on element meta
...tion that states: "The following proposed extensions do not yet conform to all the registration requirements in the HTML spec and are therefore not yet allowed in valid documents." So the validator is correct to reject this value.
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What Does 'Then' Really Mean in CasperJS
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then() basically adds a new navigation step in a stack. A step is a javascript function which can do two different things:
waiting for the previous step - if any - being executed
waiting for a requested url and related page to load
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Can I create a One-Time-Use Function in a Script or Stored Procedure?
...nderstand the security implications before you consider this.
DECLARE @add_a_b_func nvarchar(4000) = N'SELECT @c = @a + @b;';
DECLARE @add_a_b_parm nvarchar(500) = N'@a int, @b int, @c int OUTPUT';
DECLARE @result int;
EXEC sp_executesql @add_a_b_func, @add_a_b_parm, 2, 3, @c = @result OUTPUT;
PRI...
What is the python keyword “with” used for? [duplicate]
...t in an object that supports the context management protocol (that is, has __enter__() and __exit__() methods).
Update fixed VB callout per Scott Wisniewski's comment. I was indeed confusing with with using.
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Spring Data: “delete by” is supported?
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Typically, in an application, you will have @ Service classes/methods and those will be calling the Repositories. And @ Service public methods should be the methods that are marked @ Transactional because transactions are Use Case...
How can I specify working directory for popen
...wd, import os and define cwd using this:
os.path.dirname(os.path.realpath(__file__))
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Why does C# forbid generic attribute types?
...pful information either, although it does provide an example of what's not allowed.
My copy of the annotated C# 3 spec should arrive tomorrow... I'll see if that gives any more information. Anyway, it's definitely a language decision rather than a runtime one.
EDIT: Answer from Eric Lippert (parap...
Deleting Objects in JavaScript
...a C++ delete. (And accessing one of them would cause a crash. To make them all turn null would mean having extra work when deleting or extra memory for each object.)
Since Javascript is garbage collected, you don't need to delete objects themselves - they will be removed when there is no way to ref...