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Possible to access the index in a Hash each loop?
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If you like to know Index of each iteration you could use .each_with_index
hash.each_with_index { |(key,value),index| ... }
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findViewById in Fragment
... returning a non null view in onCreateView() lifecycle method of fragment. Now in case of getActivity you are getting views from your activity rather than fragment main view depends upon what id you are passing. Please check are you returning a non null view from onCreateView or not? Then let me kn...
Auto reloading python Flask app upon code changes
...n flask run --debugger just to make sure it's turned on
the Flask CLI will now automatically read things like FLASK_APP and FLASK_ENV if you have an .env file in the project root and have python-dotenv installed
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How to take emulator screenshots using Eclipse?
...ou are debugging in the Android Virtual Device Manager. I think this is a known bug.
– Dennis
May 27 '14 at 15:44
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Do using statements and await keywords play nicely in c#
...nam: No, using and await serve entirely different purposes. Note that C# 8 now has asynchronous disposal as well. While it's worth being aware of the threading issue my answer highlights, that definitely doesn't mean it's wrong to mix using and await.
– Jon Skeet
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How to randomly sort (scramble) an array in Ruby?
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Built in now:
[1,2,3,4].shuffle => [2, 1, 3, 4]
[1,2,3,4].shuffle => [1, 3, 2, 4]
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How to customize the background/border colors of a grouped table view cell?
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UPDATE: In iPhone OS 3.0 and later UITableViewCell now has a backgroundColor property that makes this really easy (especially in combination with the [UIColor colorWithPatternImage:] initializer). But I'll leave the 2.0 version of the answer here for anyone that needs it…
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Remove whitespaces inside a string in javascript
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Its present in most modern browers now -> kangax.github.com/es5-compat-table
– Manse
May 29 '12 at 13:42
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Is there a way for non-root processes to bind to “privileged” ports on Linux?
...NET_BIND_SERVICE capability. setcap is in the debian package libcap2-bin.
Now for the caveats:
You will need at least a 2.6.24 kernel
This won't work if your file is a script. (ie, uses a #! line to launch an interpreter). In this case, as far I as understand, you'd have to apply the capability t...
Sort a list of tuples by 2nd item (integer value) [duplicate]
...ed stackoverflow page of all time; i've been here like easily 500 times by now. Thank you cheeken, if only i could memorize this one line of code.
– will kinsman
Aug 19 at 3:08
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