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sprintf like functionality in Python
I would like to create a string buffer to do lots of processing, format and finally write the buffer in a text file using a C-style sprintf functionality in Python. Because of conditional statements, I can’t write them directly to the file.
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How do I link to part of a page? (hash?)
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Just a note: In HTML5 there's no name-attribute for <a>-elements anymore: The name attribute on the a element is obsolete. Consider putting an id attribute on the nearest container instead.
– insertusernamehere
Apr 29 '15 at 20:...
Auto increment in phpmyadmin
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There are possible steps to enable auto increment for a column. I guess the phpMyAdmin version is 3.5.5 but not sure.
Click on Table > Structure tab > Under Action
Click Primary (set as primary),
click on Change on the pop-up window, scroll left and check A_I. Als...
How to truncate the time on a DateTime object in Python?
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I think this is what you're looking for...
>>> import datetime
>>> dt = datetime.datetime.now()
>>> dt = dt.replace(hour=0, minute=0, second=0, microsecond=0) # Returns a copy
>>> dt
datetime.datetime(2011, 3, 29, 0, 0)
Bu...
Link to all Visual Studio $ variables
...ng a look at $(Configuration) , $(ProjectDir) etc. in Visual Studio 2008 for Prebuild events.
7 Answers
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ASP.Net error: “The type 'foo' exists in both ”temp1.dll“ and ”temp2.dll"
... application. If the batch property of the element in the web.config file for the application is set to true, ASP.NET 2.0 compiles each folder in the application into a separate assembly.
http://www.sellsbrothers.com/1995
http://support.microsoft.com/kb/919284
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What is the difference between a string and a byte string?
...hod of the byte string to get the right character string from it as above. For completeness, the .encode() method of a character string goes the opposite way:
>>> 'τoρνoς'.encode('utf-8')
b'\xcf\x84o\xcf\x81\xce\xbdo\xcf\x82'
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Very large matrices using Python and NumPy
... and NumPy are the way to go.
PyTables will store the data on disk in HDF format, with optional compression. My datasets often get 10x compression, which is handy when dealing with tens or hundreds of millions of rows. It's also very fast; my 5 year old laptop can crunch through data doing SQL-like...
Force R not to use exponential notation (e.g. e+10)?
Can I force R to use regular numbers instead of using the e+10 -like notation? I have:
4 Answers
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Can I concatenate multiple MySQL rows into one field?
...person_id;
As Jan stated in their comment, you can also sort the values before imploding it using ORDER BY:
SELECT person_id, GROUP_CONCAT(hobbies ORDER BY hobbies ASC SEPARATOR ', ')
FROM peoples_hobbies
GROUP BY person_id;
As Dag stated in his comment, there is a 1024 byte limit on the result. T...