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How can I reverse a NSArray in Objective-C?
...nal array is not mutated. Apple documents that immutability should not be tested for at run time, but be assumed based on the returned type, so returning an NSMutableArray in this case is perfectly correct code.
– Peter N Lewis
Feb 26 '15 at 0:06
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What Are Some Good .NET Profilers?
..., which is really convenient, as you can profile the performance of a unit test with one click from the IDE. However, dotTrace often seems to give spurious results (e.g. saying that a method took several years to run)
I prefer the way that ANTS presents the profiling results. It shows you the sourc...
C# vs Java Enum (for those new to C#)
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this is a great solution - has anyone tested the performance of this? e.g. how long does it take ta access the attribute, compared to accessing a property of a class.
– Simon Meyer
Feb 29 '16 at 13:22
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JavaScript/regex: Remove text between parentheses
...itable for all cases. It doesn't remove all whitespaces.
For example "a (test) b" -> "a b"
"Hello, this is Mike (example)".replace(/ *\([^)]*\) */g, " ").trim();
"Hello, this is (example) Mike ".replace(/ *\([^)]*\) */g, " ").trim();
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How to replace local branch with remote branch entirely in Git?
...s:
Delete your local branch: git branch -d local_branch
Fetch the latest remote branch: git fetch origin remote_branch
Rebuild the local branch based on the remote one: git checkout -b local_branch origin/remote_branch
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Find the most common element in a list
...t, reusable functionality, and lets you delegate some tricky logic to well-tested standard library components. Consider for example:
import itertools
import operator
def most_common(L):
# get an iterable of (item, iterable) pairs
SL = sorted((x, i) for i, x in enumerate(L))
# print 'SL:', S...
How do I update the notification text for a foreground service in Android?
...o notify it.
The key point is to use the same notification id.
I didn't test the scenario of repeatedly calling startForeground() to update the Notification, but I think that using NotificationManager.notify would be better.
Updating the Notification will NOT remove the Service from the foregrou...
What special characters must be escaped in regular expressions?
...r more details, check out regular-expressions.info, or use regex101.com to test your expressions live
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Keyboard Interrupts with python's multiprocessing Pool
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I just tested on Python 3.5 and it works, what version of Python are you using? What OS?
– noxdafox
Feb 14 '18 at 22:40
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How to timeout a thread
...rent.TimeUnit;
import java.util.concurrent.TimeoutException;
public class Test {
public static void main(String[] args) throws Exception {
ExecutorService executor = Executors.newSingleThreadExecutor();
Future<String> future = executor.submit(new Task());
try {
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