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Build.scala, % and %% symbols meaning
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From the official documentation:
http://www.playframework.com/documentation/2.1.1/SBTDependencies
Getting the right Scala version with %%
If you use groupID %% artifactID % revision instead of groupID % artifactID % revision (the difference is the double %% after the
grou...
How can I make a clickable link in an NSAttributedString?
...oogle"];
[str addAttribute: NSLinkAttributeName value: @"http://www.google.com" range: NSMakeRange(0, str.length)];
yourTextView.attributedText = str;
Edit:
This is not directly about the question but just to clarify, UITextField and UILabel does not support opening URLs. If you want to use UILab...
Rails where condition using NOT NIL
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How can I modify the size of column in a MySQL table?
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@animo is right. Look at this for a complete answer stackoverflow.com/a/9611293/1594933
– gontard
Nov 10 '16 at 11:21
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Chaining multiple filter() in Django, is this a bug?
...ow that matches B.
Look at the example here:
https://docs.djangoproject.com/en/dev/topics/db/queries/#spanning-multi-valued-relationships
particularly:
Everything inside a single filter() call is applied simultaneously to filter out items matching all those requirements. Successive filter() ...
Example of multipart/form-data
... maintaining a similar, but more in-depth answer at: https://stackoverflow.com/a/28380690/895245
To see exactly what is happening, use nc -l or an ECHO server and an user agent like a browser or cURL.
Save the form to an .html file:
<form action="http://localhost:8000" method="post" enctype="m...
How can I check the size of a collection within a Django template?
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See https://docs.djangoproject.com/en/stable/ref/templates/builtins/#if : just use, to reproduce their example:
{% if athlete_list %}
Number of athletes: {{ athlete_list|length }}
{% else %}
No athletes.
{% endif %}
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Get last result in interactive Python shell
...Mathematica, you can use a variable like Ans or % to retrieve the last computed value. Is there a similar facility in the Python shell?
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Select something that has more/less than x character
...o uses Length.
Here is the Oracle documentation:
http://www.techonthenet.com/oracle/functions/length.php
And here is the mySQL Documentation of Length(string):
http://dev.mysql.com/doc/refman/5.1/en/string-functions.html#function_length
For PostgreSQL, you can use length(string) or char_length(...