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Getting the exception value in Python
...deDecodeError. If you don't know the exception's encoding (and most of the time you don't), you should either work on repr(e) or if you really need to, use another try-except block in your exception handling which catches UnicodeDecodeErrors and falls back to repr(e).
– Jörn H...
Missing XML comment for publicly visible type or member
...
5 options:
Fill in the documentation comments (great, but time-consuming)
Turn off the comment generation (in project properties)
Disable the warning in project properties (in 'Project properties' go to Project properties -> Build > "Errors and warnings" (section), Suppress Wa...
Check for internet connection availability in Swift
... NSURLRequestCachePolicy.ReloadIgnoringLocalAndRemoteCacheData
request.timeoutInterval = 10.0
var response: NSURLResponse?
var data = NSURLConnection.sendSynchronousRequest(request, returningResponse: &response, error: nil) as NSData?
if let httpResponse = response as? NSHTTPU...
Get all unique values in a JavaScript array (remove duplicates)
...
@ fletchsod , numbers are the time in ms to run the code.
– Max Makhrov
Mar 20 '19 at 15:38
1
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What is the difference between Gemfile and Gemfile.lock in Ruby on Rails
... run:
bundle install
then the currently used gems can be different at any time. Your app used the version 1.4.4 and it works 8 months ago without any problems, but if you try to build it now you get the version 1.4.9. Maybe it's broken with the latest version of nokogiri, the awesome feature you us...
Is there any WinSCP equivalent for linux? [closed]
...rning from an old entry in the known_hosts file. Prior to that Thunar just timed out when trying to log in without any details as to why. So make sure you can ssh in cleanly without warnings first.
– Greg Chabala
Jun 26 '16 at 23:07
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Defeating a Poker Bot
...hat are triggered by
suspicious activity.
Some poker sites monitor playing
times and patterns (i.e., worst case
scenario is a player who plays 24x7
and 16 tables continuously, there is
a tiny tiny chance this is a real
human. (However some players do have the ability to play very large hand volumes ...
How to send a message to a particular client with socket.io
... I'd suggest to not use this solution. I ended up wasting a lot of time trying to overcome the limitations of this approach. See @az7ar's solution and this explanation for why it's better.
– Daniel Que
Aug 13 '14 at 1:07
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Why was “Avoid Enums Where You Only Need Ints” removed from Android's performance tips?
...’s class initializer will run faster, the values might be treated as JIT-time constants, and the JIT might well have special support for streamlining enum classes.
Code which is really performance-sensitive uses the NDK, which was still new and unpolished when Android 1.5 was released. The NDK in ...
Get the latest record from mongodb collection
...
I need a query with constant time response
By default, the indexes in MongoDB are B-Trees. Searching a B-Tree is a O(logN) operation, so even find({_id:...}) will not provide constant time, O(1) responses.
That stated, you can also sort by the _id if ...