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Best practices for Storyboard login screen, handling clearing of data upon logout
...imated:NO completion:nil];
}
@end
LoginExample is a sample project for extra help.
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#include in .h or .c / .cpp?
...t up to protect against multiple declaration/definition errors, then a few extra seconds of build time isn't worth worrying about. Trying to manage dependencies manually is a pain in the ass.
Of course, you shouldn't be including files where you don't need to.
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Capturing URL parameters in request.GET
...d pass them to the view function along with the request object.
The query string (here message=Hi) is parsed and parameters are stored as a QueryDict in request.GET. No further matching or processing for HTTP GET parameters is done.
This view function would use both parts extracted from the URL pa...
Virtual functions and performance - C++
...an instruction cache miss like a non-virtual function.
In many cases, two extra cache misses are not a concern, but in a tight loop on performance critical code it can dramatically reduce performance.
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What's the “big idea” behind compojure routes?
...ate to a proper response map; Compojure provides sane default handling for strings (as seen above) and a number of other object types; see the compojure.response/render multimethod for details (the code is entirely self-documenting here).
Let's try using defroutes now:
(defroutes example-routes
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Check whether variable is number or string in JavaScript
Does anyone know how can I check whether a variable is a number or a string in JavaScript?
32 Answers
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How to get Linux console window width in Python
...pens the 'stty size' command as a file, 'reads' from it, and uses a simple string split to separate the coordinates.
Unlike the os.environ["COLUMNS"] value (which I can't access in spite of using bash as my standard shell) the data will also be up-to-date whereas I believe the os.environ["COLUMNS"]...
jQuery Set Select Index
...te: .val(3) works as well for this example, but non-numeric values must be strings, so I chose a string for consistency.
(e.g. <option value="hello">Number3</option> requires you to use .val("hello"))
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Mock functions in Go
...1: Pass get_page() as a parameter of downloader()
type PageGetter func(url string) string
func downloader(pageGetterFunc PageGetter) {
// ...
content := pageGetterFunc(BASE_URL)
// ...
}
Main:
func get_page(url string) string { /* ... */ }
func main() {
downloader(get_page)
}
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Installing Java on OS X 10.9 (Mavericks)
...sPath</key>
...
<key>JVMVersion</key>
<string>1.8*</string>
<key>MainClass</key>
<string>com.intellij.idea.Main</string>
<key>Properties</key>
<dict>
...