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Make UINavigationBar transparent
...ybody is wondering how to achieve this in iOS 7+, here's a solution (iOS 6 compatible too)
In Objective-C
[self.navigationBar setBackgroundImage:[UIImage new]
forBarMetrics:UIBarMetricsDefault];
self.navigationBar.shadowImage = [UIImage new];
self.navigationBar.translucent =...
How to git-svn clone the last n revisions from a Subversion repository?
...s in a directed acyclic graph (DAG), which makes it trivial to walk back n commits. But in SVN ( and therefore in Git-SVN) you will have to find the revision number yourself.
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How to programmatically take a screenshot on Android?
...new FileOutputStream(imageFile);
int quality = 100;
bitmap.compress(Bitmap.CompressFormat.JPEG, quality, outputStream);
outputStream.flush();
outputStream.close();
openScreenshot(imageFile);
} catch (Throwable e) {
// Several error may come out wi...
What is resource-ref in web.xml used for?
...ation file.
So here's what happens: let's say you want to lookup the java:comp/env/jdbc/primaryDB name. The container finds that web.xml has a <resource-ref> element for jdbc/primaryDB, so it will look into the container-specific configuration, that contains something similar to the following...
What is this: [Ljava.lang.Object;?
...e are also Arrays.equals and Arrays.deepEquals that perform array equality comparison by their elements, among many other array-related utility methods.
Related questions
Java Arrays.equals() returns false for two dimensional arrays. -- in-depth coverage
...
How to integrate nodeJS + Socket.IO and PHP?
I have recently been looking around, to find a good way to communicate between nodeJS and PHP. Here is the idea : nodeJS is still quite new, and it can be kind of tricky to develop a full application only with it. Moreover, you may need it only for one module of your project, like realtime notificat...
C# HttpWebRequest vs WebRequest
...Calling it as HttpWebRequest.Create might look different, but its actually compiled down to calling WebRequest.Create. It only appears to be on HttpWebRequest because of inheritance.
The Create method internally, uses the factory pattern to do the actual creation of objects, based on the Uri you pa...
Export a graph to .eps file with R
... way I've found to create postscripts is the following, using the setEPS() command:
setEPS()
postscript("whatever.eps")
plot(rnorm(100), main="Hey Some Data")
dev.off()
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symbolic link: find all files that link to this file
...d / -lname foo.txt
or
find . -lname \*foo.txt # ignore leading pathname components
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