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How do I hide the status bar in a Swift iOS app?
...lly should implement prefersStatusBarHidden on your view controller(s):
Swift 3 and later
override var prefersStatusBarHidden: Bool {
return true
}
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Eclipse Android and gitignore
...itory. Also, sometimes I add .classpath and .project which are Eclipse specific files, because maybe I want to create a new Android project based on these same sources, but in another OS or IDE.
With regards to the error, I would clean the project and/or try to run the Fix Project Properties utilit...
How to check for Is not Null And Is not Empty string in SQL server?
...
If you only want to match "" as an empty string
WHERE DATALENGTH(COLUMN) > 0
If you want to count any string consisting entirely of spaces as empty
WHERE COLUMN <> ''
Both of these will not return NULL values...
Undefined symbols for architecture i386: _OBJC_CLASS_$_SKPSMTPMessage", referenced from: error
...
You can get this type of error if your class' .m file is not listed under the "Compile Sources" step of the "Build Phases" tab of your target. Normally Xcode does this for you, but sometimes it loses the plot and you need to add the .m file manually.
To d...
How to synchronize a static variable among threads running different instances of a class in Java?
...ur day. Also, class initialization runs with a lock on the class held, so if you've got crazy class initializers you can give yourself headaches. volatile doesn't help for count++ because it's a read / modify / write sequence. As noted in a different answer, java.util.concurrent.atomic.AtomicInte...
What is the reason for performing a double fork when creating a daemon?
...
Looking at the code referenced in the question, the justification is:
Fork a second child and exit immediately to prevent zombies. This
causes the second child process to be orphaned, making the init
process responsible for its cleanup. And, since the first child...
Why is it considered a bad practice to omit curly braces? [closed]
...t's ever really bit me was when I was debugging, and commented out bar():
if(foo)
// bar();
doSomethingElse();
Other than that, I tend to use:
if(foo) bar();
Which takes care of the above case.
EDIT Thanks for clarifying the question, I agree, we should not write code to the lowest common d...
Convert DataFrame column type from string to datetime, dd/mm/yyyy format
...ut[11]:
0 2005-05-23 00:00:00
dtype: datetime64[ns]
You can pass a specific format:
In [12]: pd.to_datetime(pd.Series(['05/23/2005']), format="%m/%d/%Y")
Out[12]:
0 2005-05-23
dtype: datetime64[ns]
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How to insert an element after another element in JavaScript without using a library?
...Sibling);
Where referenceNode is the node you want to put newNode after. If referenceNode is the last child within its parent element, that's fine, because referenceNode.nextSibling will be null and insertBefore handles that case by adding to the end of the list.
So:
function insertAfter(newNode...
IE8 and JQuery's trim()
...
Try this instead:
if($.trim($('#group_field').val()) != ''){
More Info:
http://api.jquery.com/jQuery.trim/
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