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How to plot two columns of a pandas data frame using points?
...'])
plt.show() # Depending on whether you use IPython or interactive mode, etc.
and remember that you can access a NumPy array of the column's values with df.col_name_1.values for example.
I ran into trouble using this with Pandas default plotting in the case of a column of Timestamp values with ...
PHP - Get key name of array value
...array (sort($arr)) removes the key names, and resorts to the default 0,1,2,etc index values. So if you're sorting, use asort (asort($arr)). This maintains the key values. php.net/manual/en/function.asort.php
– Rich701
Mar 9 '17 at 16:26
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What's “wrong” with C++ wchar_t and wstrings? What are some alternatives to wide characters?
...standard library support, debugger support (more tricks may be necessary), etc. With wide characters it's generally harder or impossible to get all of this, and you may get different pieces on different platforms.
One thing UTF-8 does not provide is the ability to use simple text algorithms such as...
Redis connection to 127.0.0.1:6379 failed - connect ECONNREFUSED
...For me, I should specify the conf, so I type >> (sudo) redis-server /etc/redis/redis.conf
– Romans 8.38-39
Jul 15 '14 at 5:57
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Why does ContentResolver.requestSync not trigger a sync?
...ts set up on one device or two facebook accounts, or two twitter accounts, etc...) You should consider the application implications of doing that... If you have two accounts, you probably don't want to try to sync both of them into the same database tables. Maybe you need to specify that only one...
doesn't inherit the font from
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Form items (inputs/textarea/etc) don't inherit font information. You'll need to set the font-family on those items.
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CORS - What is the motivation behind introducing preflight requests?
...rticular HTTP verb", "Now I'll allow cookies/auth information to be sent", etc. This scenario benefits from the preflight mechanism.
New servers that are written with an awareness of CORS. According to standard security practices, the server has to protect its resources in the face of any incoming r...
How do you use bcrypt for hashing passwords in PHP?
...ver, if you have exhausted all your available sources (don't have OpenSSL, etc...) and your only fallback is mt_rand(), it is still better than the alternative (which is rand()).
– Andrew Moore
Jun 23 '13 at 1:08
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How to get the URL without any parameters in JavaScript?
...otocol-agnostic, meaning you could even use it for things like ftp, itunes.etc.
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JavaScript, get date of the next day [duplicate]
... 00:00:00
Please note that it's zero indexed, so Jan. is 0, Feb. is 1 etc.
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