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Rails: What's a good way to validate links (URLs)?
...alid hostname
http://host.foo
as well the following one
http://localhost
Now, let me give you some solutions.
If you want to validate a domain, then you need to forget about regular expressions. The best solution available at the moment is the Public Suffix List, a list maintained by Mozilla. I cr...
How to “comment-out” (add comment) in a batch/cmd?
...d to edit this file before running it! Check the instructions inside
ECHO Now press ctrl-c to interrupt execution or enter to continue
PAUSE
REM erase the section above once you have customised the file
python executed1.py
ECHO Skipping some stuff now
GOTO End
python skipped1.py
python skipped2.py
...
PendingIntent does not send Intent extras
...ber = savedInstanceState.getInt(PAGE_NUMBER_KEY);
//so on
It should work now.
If you still have not expected behaviour, try to implement void onNewIntent(Intent intent) event handler, that way you can access the new intent that was called for the activity (which is not the same as just calling...
How do you count the lines of code in a Visual Studio solution?
...S2012 includes this feature in both the Ultimate and Premium editions (and now Professional as well).
– SWalters
Dec 17 '13 at 17:09
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Two way sync with rsync
I have a folder a/ and a remote folder A/.
I now run something like this on a Makefile:
10 Answers
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Swift - which types to use? NSString or String
... // "123123"
In Swift 4 -> Strings Are Collection Of Characters:
Now String is capable of performing all operations which anyone can
perform on Collection type.
For more information please refer apple documents.
...
Why are elementwise additions much faster in separate loops than in a combined loop?
...'ll notice both loops are faster. Furthermore, the second (double) loop is now the slower one as you would normally expect.
As @Stephen Cannon points out in the comments, there is a very likely possibility that this alignment causes false aliasing in the load/store units or the cache. I Googled ar...
Where am I wrong about my project and these Javascript Frameworks?
...
meteor is all the rage nowadays (the most starred full-stack JavaScript framework on GitHub and Meteorpedia is a wiki engine written in Meteor.
The launch video will get you hooked by 1:28.
It's agnostic with regards to the UI, and has been teste...
How to increase editor font size?
...d say OK. This will be the default size every time you open Android Studio now.
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What does “SyntaxError: Missing parentheses in call to 'print'” mean in Python?
... from being a distinct statement to being an ordinary function call, so it now needs parentheses:
>>> print("Hello, World!")
Hello, World!
In earlier versions of Python 3, the interpreter just reports a generic syntax error, without providing any useful hints as to what might be going wr...