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Formula to determine brightness of RGB color
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The quick version works well. Tested and applied to real-world app with thousands of users, everything looks fine.
– milosmns
Jan 5 '15 at 0:34
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Revert a range of commits in git
...using) in the reference: git revert -n master~5..master~2, it says fifth latest commit included. But master~5 is actually 6th latest commit. See revision selection in git docs for detailed info about .. notation :-)
– Honza Haering
Feb 3 '17 at 15:09
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Can I do a synchronous request with volley?
.... So that would work like this..
//I'm running this in an instrumentation test, in real life you'd ofc obtain the context differently...
final Context context = InstrumentationRegistry.getTargetContext();
final RequestQueue queue = Volley.newRequestQueue(context);
final CountDownLatch countDownLatc...
How to Get the Title of a HTML Page Displayed in UIWebView?
... we just added the length of the string
Now keep in mind this code is not tested.. if there are any problems it might be a spelling error, or that I didn't/did add a pointer when i wasn't supposed to.
If the title is a little weird and not completely right, try messing around with the NSMakeRange-...
What does the restrict keyword mean in C++?
...oth are the same.
With -O3:
with restrict:
3f0: 48 85 d2 test %rdx,%rdx
3f3: 74 33 je 428 <fr+0x38>
3f5: 55 push %rbp
3f6: 53 push %rbx
3f7: 48 89 f5 mov %rsi,%rbp
3fa: be 04 00 ...
Most efficient way to convert an HTMLCollection to an Array
... new, undefined members in sparse arrays. There should be a hasOwnProperty test before the assignment.
– RobG
Jan 4 '16 at 9:49
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Android error: Failed to install *.apk on device *: timeout
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This solution worked for me. Out of all my testing devices, this only occurred on the Samsung Galaxy S (Mac OS X, Eclipse Indigo). Maybe it's an issue with Samsung devices?
– Chad Schultz
Jan 24 '12 at 17:16
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Converting a string to a date in JavaScript
...ut that
var mydate = new Date('2014-04-03');
console.log(mydate.toDateString());
returns "Wed Apr 02 2014". I know it sounds crazy, but it happens for some users.
The bulletproof solution is the following:
var parts ='2014-04-03'.split('-');
// Please pay attention to the month...
Why am I seeing an “origin is not allowed by Access-Control-Allow-Origin” error here? [duplicate]
...in.
Ex 1: your domain is example.com and you want to make a request to test.com => you cannot.
Ex 2: your domain is example.com and you want to make a request to inner.example.com => you cannot.
Ex 3: your domain is example.com:80 and you want to make a request to example.com:81 => y...
What character to use to put an item at the end of an alphabetic list?
...es a bunch of folders with all the printables strings in Python so you can test your file manager.
import os
import string
for i in string.printable:
try:
os.mkdir(i)
except OSError:
print('OSError for %s' %(I))
Once you have sorted by name you can get your an...