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Any good boolean expression simplifiers out there? [closed]
...For a quick online tool this is really helpful: tma.main.jp/logic/index_en.html
– Lenar Hoyt
Apr 6 '17 at 0:33
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How do I move the turtle in LOGO? [closed]
...amples taken directly from website: http://gaza.freehosting.net/logo/index.html
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edited Feb 6 '12 at 1:42
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Are PDO prepared statements sufficient to prevent SQL injection?
... if you want to learn it. a2znotes.blogspot.in/2014/09/introduction-to-pdo.html
– RN Kushwaha
Sep 12 '14 at 17:08
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count the frequency that a value occurs in a dataframe column
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See the online docs: http://pandas.pydata.org/pandas-docs/stable/groupby.html
Also value_counts() as @DSM has commented, many ways to skin a cat here
In [38]:
df['a'].value_counts()
Out[38]:
b 3
a 2
s 2
dtype: int64
If you wanted to add frequency back to the original dataframe use t...
How to show full object in Chrome console?
...t representation of the specified object. If the object being logged is an HTML element, then the properties of its DOM representation are printed [1]
[1] https://developers.google.com/web/tools/chrome-devtools/debug/console/console-reference#dir
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CSS \9 in width property
...pported by IE like display:inline-block & 2) Every browser render some HTML & css properties differently. check this article blog.mozilla.com/webdev/2009/02/20/cross-browser-inline-block
– sandeep
Nov 4 '11 at 4:16
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When do you use Git rebase instead of Git merge?
... as a parent. A good visualization is here: syntevo.com/smartgithg/howtos.html?page=workflows.merge
– jpeskin
May 26 '13 at 15:19
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Skip the headers when editing a csv file using Python
...e file f will be used as the fieldnames. See docs.python.org/2/library/csv.html
– BuvinJ
Mar 1 '18 at 14:14
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Why doesn't the height of a container element increase if it contains floated elements?
...evel parent is explicitly stated here in the spec: w3.org/TR/CSS21/visudet.html#normal-block The reason why adding a clearfix works is because 1) the clearfix is (usually) in the normal flow 2) clearing floats requires that the clearfix be placed at the very bottom of the floats 3) the container has...
Mongoose — Force collection name
... Thanks for this. Here's the relevant link: mongoosejs.com/docs/guide.html#collection
– Jon Page
Dec 7 '14 at 20:23
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