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What is a practical use for a closure in JavaScript?
...osures without knowing it! I often put functions inside another like that, and then expose any I need public by returning an object literal like in your example.
– alex
Apr 28 '10 at 10:44
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Use tnsnames.ora in Oracle SQL Developer
...-> Preferences, as shown in below image.
In the Preferences options expand Database --> select Advanced --> under "Tnsnames Directory" --> Browse the directory where tnsnames.ora present.
Then click on Ok,
as shown in below diagram.
tnsnames.ora available at Drive:\oracle\product\10x.x....
How to get the url parameters using AngularJS
...o sort this out given the sparse Angular documentation. The RouteProvider and routeParams is the way to go. The route wires up the URL to your Controller/View and the routeParams can be passed into the controller.
Check out the Angular seed project. Within the app.js you'll find an example for ...
Cast Int to enum in Java
...lid ordinal for that enum.
Note that in Java enums actually are classes (and enum values thus are objects) and thus you can't cast an int or even Integer to an enum.
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The builds tools for v120 (Platform Toolset = 'v120') cannot be found
...ngs to use toolset v110, or you install Visual Studio 2013 on this machine and use VS2013 to compile it.
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What does 'synchronized' mean?
I have some questions regarding the usage and significance of the synchronized keyword.
17 Answers
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Fix warning “Capturing [an object] strongly in this block is likely to lead to a retain cycle” in AR
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Replying to myself:
My understanding of the documentation says that using keyword block and setting the variable to nil after using it inside the block should be ok, but it still shows the warning.
__block ASIHTTPRequest *request = [[ASIHTTPRequest alloc...
Objective-C and Swift URL encoding
...cape the characters you want is a little more work.
Example code
iOS7 and above:
NSString *unescaped = @"http://www";
NSString *escapedString = [unescaped stringByAddingPercentEncodingWithAllowedCharacters:[NSCharacterSet URLHostAllowedCharacterSet]];
NSLog(@"escapedString: %@", escapedString...
how to bypass Access-Control-Allow-Origin?
...llow-Origin: *');
Note that this effectively disables CORS protection, and leaves your users exposed to attack. If you're not completely certain that you need to allow all origins, you should lock this down to a more specific origin:
header('Access-Control-Allow-Origin: https://www.example.com'...
ab load testing
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The apache benchmark tool is very basic, and while it will give you a solid idea of some performance, it is a bad idea to only depend on it if you plan to have your site exposed to serious stress in production.
Having said that, here's the most common and simplest ...