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Redirect STDERR / STDOUT of a process AFTER it's been started, using command line?
...ce >&2
fi
chmod +x ~/bin/silence # make the script executable
Now, next time you forget to redirect firefox, for example, and your terminal starts getting cluttered with the inevitable "(firefox-bin:5117): Gdk-WARNING **: XID collision, trouble ahead" messages:
ps # look for process ...
What is the difference between the bridge pattern and the strategy pattern?
...apsulate out a specific behavior and not the entire implementation) would know/contain the strategy interface reference and the implementation to invoke the strategy behavior on it.
Intent is ability to swap behavior at runtime
class Context {
IStrategy strategyReference;
void strategic...
Why can't stash be applied to the working directory?
...work normally in git using the normal branch-related techniques/tools you know and love. This is actually a useful general technique for working with stashes even when you don't have the listed error. It works well because a stash really is a commit under the covers (see PS).
Converting a stash to ...
cocoapods - 'pod install' takes forever
...d several minutes more to wait. Your needed time may vary because I don't know your pods configuration, but just give it more time.
– Chen Li Yong
Jan 7 '16 at 5:09
22
...
Array slicing in Ruby: explanation for illogical behaviour (taken from Rubykoans.com)
... it would be useful to expand this explanation. array[5,0]=:foo # array is now [:peanut, :butter, :and, :jelly, nil, :foo]
– mfazekas
Jun 19 '14 at 1:34
...
getViewTypeCount and getItemViewType methods of ArrayAdapter
...the view, exiting getView, and your row's view is displayed to the user.
Now, when a view is recycled by scrolling off the screen it goes into a recycled views pool that is managed by the framework. These are essentially organized by view type so that a view of the correct type is given to you in ...
Interface Builder: What are the UIView's Layout iOS 6/7 Deltas for?
...
Note: I noticed this question a while ago, but I'm only posting my answer now because the NDA has been lifted
Why does it not appear for AutoLayout?
As you may have noticed, iOS 7 brings about a whole new look. The look of UI elements have changed, but also so have some of their sizes (or metrics...
How to dismiss keyboard iOS programmatically when pressing return
...ller.h add:
@property (nonatomic) UITapGestureRecognizer *tapRecognizer;
Now in the .m file, add this to your ViewDidLoad function:
- (void)viewDidLoad {
[super viewDidLoad];
//Keyboard stuff
tapRecognizer = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(handleS...
Adding up BigDecimals using Streams
... map it to a Stream<BigDecimal> and then reduce it to a BigDecimal.
Now, from an OOP design point I would advice you to also actually use the total() method, which you have already defined, then it even becomes easier:
List<Invoice> invoiceList = new ArrayList<>();
//populate
Big...
What is the difference between self::$bar and static::$bar in PHP?
...d PHP for the self variable, which in turn asks for Foos variable instead.
Now if we swap the call with static, we will instead get Bars overridden value:
With static call:
class Foo
{
protected static $var = 123;
public function getVar()
{
return static::$var;
}
}
clas...