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git: Apply changes introduced by commit in one repo to another repo
...om, and generate patches from commits you want with git format-patch
Optionally, copy patches (0001-* etc.) to your repository
Use git am --3way to apply patches
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What is the difference between .*? and .* regular expressions?
...nsider the input 101000000000100.
Using 1.*1, * is greedy - it will match all the way to the end, and then backtrack until it can match 1, leaving you with 1010000000001.
.*? is non-greedy. * will match nothing, but then will try to match extra characters until it matches 1, eventually matching 101...
Why doesn't list have safe “get” method like dictionary?
...accessing list elements (as the len method is very fast). The .get method allows you to query the value associated with a name, not directly access the 37th item in the dictionary (which would be more like what you're asking of your list).
Of course, you can easily implement this yourself:
def sa...
Can I set variables to undefined or pass undefined as an argument?
...
I'm a bit confused about Javascript undefined & null.
Don't be confused about null. It generally makes sense and behaves similarly to other scripting languages' concepts of the out-of-band ‘null’, ‘nil’ or ‘None’ objects.
undefined, on the other hand, i...
How to debug Angular JavaScript Code
...atively you can also click on any element in Elements tab in Chrome, for example. The latest selected element will be stored in variable $0 in console.
Get a scope linked to an element
Depending on whether there exists a directive that creates an isolate scope, you can retrieve the scope by angul...
Is there a decorator to simply cache function return values?
...maxsize=100, typed=False)
Decorator to wrap a function with a memoizing callable that saves up to the maxsize most recent calls. It can save time when an expensive or I/O bound function is periodically called with the same arguments.
Example of an LRU cache for computing Fibonacci numbers:
@lru...
What Process is using all of my disk IO
If I use "top" I can see what CPU is busy and what process is using all of my CPU.
7 Answers
...
What is the difference between a field and a property?
...sed via get and set properties. Properties provide a level of abstraction allowing you to change the fields while not affecting the external way they are accessed by the things that use your class.
public class MyClass
{
// this is a field. It is private to your class and stores the actual da...
Fragment lifecycle - which method is called upon show / hide?
...void onResume() {
super.onResume();
if (!mIsVisibleToUser && getUserVisibleHint()) {
mIsVisibleToUser = true;
show();
}
}
@Override
public void onPause() {
super.onPause();
if (mIsVisibleToUser && getUserVis...
How to check internet access on Android? InetAddress never times out
...ternet access, without this permission?)
Extra: One-shot AsyncTask Example
class InternetCheck extends AsyncTask<Void,Void,Boolean> {
private Consumer mConsumer;
public interface Consumer { void accept(Boolean internet); }
public InternetCheck(Consumer consumer) { mConsu...