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How to color System.out.println output? [duplicate]
...onetheless, if you see something like the following image, then you're all set! (Note that I am using the shell, zsh, and it is coloring my prompt string; also, I am using urxvt as my terminal in linux.)
"How does this work?" you might ask. Bascially, printf is interpretting the sequence of chara...
Completion handler for UINavigationController “pushViewController:animated”?
... it would make sense to encapsulate the code within CATransaction and thus set a completion block.
Swift:
For swift I suggest creating an extension as such
extension UINavigationController {
public func pushViewController(viewController: UIViewController,
anim...
Can't install Ruby under Lion with RVM – GCC issues
... steps, try doing a reboot or re-login to ensure that the environment gets set correctly.
Note 3: Ruby versions prior to 1.9.3-p125 may not always be fully compatible with clang, so test your software thoroughly if using the “edit 3” solution in a production environment.
...
Should I inherit from std::exception?
I've seen at least one reliable source (a C++ class I took) recommend that application-specific exception classes in C++ should inherit from std::exception . I'm not clear on the benefits of this approach.
...
How to push to a non-bare Git repository?
...when you go back to the remote repo, you'll most likely want to do a git reset --hard HEAD to get the work tree in sync with the content that was pushed. This can be dangerous, because if there are any uncommitted changes in the remote work tree that you wanted to keep it will wipe them out. Be sure...
“Origin null is not allowed by Access-Control-Allow-Origin” error for request made by application ru
...SONP, make sure one of the following is the case:
You're using $.get and set dataType to jsonp.
You're using $.getJSON and included callback=? in the URL.
If you're trying to do a cross-domain XMLHttpRequest via CORS...
Make sure you're testing via http://. Scripts running via file:// have limi...
How to convert currentTimeMillis to a date in Java?
...
Calendar calendar = Calendar.getInstance();
calendar.setTimeInMillis(timeStamp);
int mYear = calendar.get(Calendar.YEAR);
int mMonth = calendar.get(Calendar.MONTH);
int mDay = calendar.get(Calendar.DAY_OF_MONTH);
...
What is a magic number, and why is it bad? [closed]
....
For example, if you have (in Java):
public class Foo {
public void setPassword(String password) {
// don't do this
if (password.length() > 7) {
throw new InvalidArgumentException("password");
}
}
}
This should be refactored to:
public class ...
javac option to compile all java files under a given directory recursively
...ld tool that is easy to extend.
The drawback is that you have to download, set up and learn an additional tool. Note that most of the IDEs (like NetBeans and Eclipse) offer great support for writing build files so you don't have to download anything in this case.
Using Maven
Maven is not that trivi...
Can constructors be async?
...l
{
public ObservableCollection<TData> Data { get; set; }
//static async method that behave like a constructor
async public static Task<ViewModel> BuildViewModelAsync()
{
ObservableCollection<TData> tmpData = await GetDa...