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Make UINavigationBar transparent
...f.navigationBar setBackgroundImage:[UIImage new]
forBarMetrics:UIBarMetricsDefault];
self.navigationBar.shadowImage = [UIImage new];
self.navigationBar.translucent = YES;
In swift 3 (iOS 10)
self.navigationBar.setBackgroundImage(UIImage(), for: .default)
self.navigationBar....
From io.Reader to string in Go
...xample:
buf := new(strings.Builder)
n, err := io.Copy(buf, r)
// check errors
fmt.Println(buf.String())
OUTDATED INFORMATION BELOW
The short answer is that it it will not be efficient because converting to a string requires doing a complete copy of the byte array. Here is the proper (non-effic...
What is the $? (dollar question mark) variable in shell scripting? [duplicate]
...
ls somefile
echo $?
If somefile exists (regardless whether it is a file or directory), you will get the return value thrown by the ls command, which should be 0 (default "success" return value). If it doesn't exist, you should get a number other then 0. The exact number depends on the program.
F...
What static analysis tools are available for C#? [closed]
What tools are there available for static analysis against C# code? I know about FxCop and StyleCop. Are there others? I've run across NStatic before but it's been in development for what seems like forever - it's looking pretty slick from what little I've seen of it, so it would be nice if it would...
Mockito. Verify method arguments
...
An alternative to ArgumentMatcher is ArgumentCaptor.
Official example:
ArgumentCaptor<Person> argument = ArgumentCaptor.forClass(Person.class);
verify(mock).doSomething(argument.capture());
assertEquals("John", argument.getValue().getName());
A captor can also be ...
How to set up a cron job to run an executable every hour?
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0 * * * * cd folder_containing_exe && ./exe_name
should work unless there is something else that needs to be setup for the program to run.
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Deleting queues in RabbitMQ
... with RabbitMQ. A few of them are of no use now, how can I delete them? Unfortunately I had not set the auto_delete option.
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“Full screen”
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To cover the entire viewport, you can use:
<iframe src="mypage.html" style="position:fixed; top:0; left:0; bottom:0; right:0; width:100%; height:100%; border:none; margin:0; padding:0; overflow:hidden; z-index:999999;">
Your browser doesn'...
Error message 'java.net.SocketException: socket failed: EACCES (Permission denied)'
I get the error message
9 Answers
9
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Android: remove notification from notification bar
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This is quite simple. You have to call cancel or cancelAll on your NotificationManager. The parameter of the cancel method is the ID of the notification that should be canceled.
See the API: http://developer.android.com/reference/android/app/NotificationManager.html#can...