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Storing Python dictionaries
... It's worth knowing about the third argument to pickle.dump, too. If the file doesn't need to be human-readable then it can speed things up a lot.
– Steve Jessop
Aug 18 '11 at 0:11
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Couldn't connect to server 127.0.0.1:27017
...indicates that mongodb is terminating because there is an old lock file.
If you are not and were not running with journaling, remove the lock file, run repair, and start mongodb again.
If you are or were running with journaling turned on, see the relevant Mongo DB docs. Note that they say "If you...
AVAudioPlayer throws breakpoint in debug mode
Every time I load the app it stops as if I had set a breakpoint on this line:
6 Answers
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Get lengths of a list in a jinja2 template
...oducts</span>
You can also use this syntax in expressions like
{% if products|length > 1 %}
jinja2's builtin filters are documented here; and specifically, as you've already found, length (and its synonym count) is documented to:
Return the number of items of a sequence or mapping....
How to create a GUID/UUID in Python
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@JayPatel Does shortuuid not work for Python 3? If not, please file a bug.
– Stavros Korokithakis
Aug 22 '16 at 2:56
1
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Writing a list to a file with Python
...txt', 'w') as f:
for item in my_list:
print >> f, item
If you're keen on a single function call, at least remove the square brackets [], so that the strings to be printed get made one at a time (a genexp rather than a listcomp) -- no reason to take up all the memory required to m...
PHP Fatal error: Call to undefined function json_decode()
...of course make sure you restart Apache:
sudo service apache2 restart
Or if you are using PHP-FPM:
sudo service php7.2-fpm restart
(Or php7.1-fpm or php5-fpm)
Explanation
Debian has removed the previous JSON extension as of PHP 5.5rc2 due to a license conflict.
The JSON license has a clause ...
Is there a Max function in SQL Server that takes two values like Math.Max in .NET?
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You'd need to make a User-Defined Function if you wanted to have syntax similar to your example, but could you do what you want to do, inline, fairly easily with a CASE statement, as the others have said.
The UDF could be something like this:
create function dbo.Inl...
Which access modifiers are implied when not specified?
For all of the different concepts that support access modifiers, such as fields, properties, methods and classes, which access modifiers are implied if not specified?
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How to check if a String contains any of some strings
I want to check if a String s, contains "a" or "b" or "c", in C#.
I am looking for a nicer solution than using
14 Answers
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