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Getting the current page
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This may have problems when dealing with rotation.
– Jason McCreary
Nov 18 '13 at 19:34
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What do two question marks together mean in C#?
...See also ?? Operator - MSDN.
FormsAuth = formsAuth ?? new FormsAuthenticationWrapper();
expands to:
FormsAuth = formsAuth != null ? formsAuth : new FormsAuthenticationWrapper();
which further expands to:
if(formsAuth != null)
FormsAuth = formsAuth;
else
FormsAuth = new FormsAuthentica...
My Understanding of HTTP Polling, Long Polling, HTTP Streaming and WebSockets
I have read many posts on SO and the web regarding the keywords in my question title and learned a lot from them. Some of the questions I read are related to specific implementation challenges while others focus on general concepts. I just want to make sure I understood all of the concepts and the r...
Checking if object is empty, works with ng-show but not from controller?
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And in your $http callbacks, you do the following:
$http.get(..., function(data) {
$scope.items = {
data: data,
// other stuff
};
});
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Regex: Remove lines containing “help”, etc
...ab.
Check Bookmark line (if there is no Mark tab update to the current version).
Enter your search term and click Mark All
All lines containing the search term are bookmarked.
Now go to the menu Search → Bookmark → Remove Bookmarked lines
Done.
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Looping through localStorage in HTML5 and JavaScript
... localStorage.key(index) returns the indexth key (the order is implementation-defined but constant until you add or remove keys).
for (var i = 0; i < localStorage.length; i++){
$('body').append(localStorage.getItem(localStorage.key(i)));
}
If the order matters, you could store a JSON-seri...
Develop Android app using C#
...ww.dot42.com/
dot42 provides a free community licence as well as a professional licence for $399.
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How to get rid of the 'undeclared selector' warning
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Another option would be to disable the warning with:
#pragma GCC diagnostic ignored "-Wundeclared-selector"
You can place this line in the .m file where the warning occurs.
Update:
It works also with LLVM like this:
#pragma clang ...
Batch file. Delete all files and folders in a directory
...he correct answer because it doesn't delete folders (as stated in the question).
– Bill_Stewart
Oct 2 '15 at 20:35
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How to import data from mongodb to pandas?
I have a large amount of data in a collection in mongodb which I need to analyze. How do i import that data to pandas?
12 A...