大约有 13,700 项符合查询结果（耗时：0.0316秒） [XML]
Selenium wait until document is ready
...it" function (use a WebDriverWait if you like, I find them ugly):
def wait_for(condition_function):
start_time = time.time()
while time.time() < start_time + 3:
if condition_function():
return True
else:
time.sleep(0.1)
raise Exception('Timeout...
How to animate the change of image in an UIImageView?
...
Try this:
_imageView.image = image;
[_imageView.layer addAnimation:[CATransition animation] forKey:kCATransition];
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improve t...
window.location.href and window.open () methods in JavaScript
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What's the difference between using window.open(newUrl, '_self') and location.href = newUrl` ? Both will open the newUrl in the same tab.
– Harry
Sep 15 at 14:56
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Extract month and year from a zoo::yearmon object
... I'd add a zoo-free answer for ts as well.
# create an example Date
date_1 <- as.Date("1990-01-01")
# extract year
as.numeric(format(date_1, "%Y"))
# extract month
as.numeric(format(date_1, "%m"))
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Program only crashes as release build — how to debug?
...o a program. You can turn the debug heap off by using environment variable _NO_DEBUG_HEAP . You can specify this either in your computer properties, or in the Project Settings in Visual Studio. That might make the crash reproducible with the debugger attached.
More on debugging heap corruption her...
Random number generator only generating one random number
...nly Random Global = new Random();
[ThreadStatic] private static Random _local;
public int Next(int max)
{
var localBuffer = _local;
if (localBuffer == null)
{
int seed;
lock(Global) seed = Global.Next();
localBuffer = new Rand...
How do I enable EF migrations for multiple contexts to separate databases?
...Delete any existing .cs files in the Migrations folder
In SSMS, delete the __MigrationHistory system table.
Creating the initial migration:
In Package Manager Console:
Enable-Migrations -EnableAutomaticMigrations -ContextTypeName
NamespaceOfContext.ContextA -ProjectName ProjectContextIsInIfNotM...
Determine if string is in list in JavaScript
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Here are the "real" goods: developer.mozilla.org/en/Core_JavaScript_1.5_Reference/…
– ErikE
Mar 12 '10 at 2:42
8
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Assignment in an if statement
...g
public class Animal
{
}
public class Dog : Animal
{
private string _name;
public string Name
{
get { return _name; }
set
{
_name = value;
Console.WriteLine("Name is now " + _name);
}
}
}
public class Duck : Animal
{
pub...
Can I have an IF block in DOS batch file?
... nested blocks of if statements to handle that.
Secondly, that %GPMANAGER_FOUND% == true test looks mighty suspicious to me. I don't know what the environment variable is set to or how you're setting it, but I very much doubt that the code you've shown will produce the result you're looking for.
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