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In Python, how do I convert all of the items in a list to floats?
I have a script which reads a text file, pulls decimal numbers out of it as strings and places them into a list.
12 Answers...
Regular Expression For Duplicate Words
...)\s+\b\1\b/
A good selection of test strings can be found here: http://callumacrae.github.com/regex-tuesday/challenge1.html
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How to remove all null elements from a ArrayList or String Array?
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Try:
tourists.removeAll(Collections.singleton(null));
Read the Java API. The code will throw java.lang.UnsupportedOperationException for immutable lists (such as created with Arrays.asList); see this answer for more details.
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vim deleting backward tricks
...pace)
db deletes current to beginning of current word
Read this to learn all the things you can combine with the 'd' command.
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Bootstrap 3 offset on right not left
...nswered Dec 12 '13 at 6:43
Ross AllenRoss Allen
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How to filter by IP address in Wireshark?
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Actually for some reason wireshark uses two different kind of filter syntax one on display filter and other on capture filter. Display filter is only useful to find certain traffic just for display purpose only. its like you are ...
Can't connect to local MySQL server through socket '/var/mysql/mysql.sock' (38)
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answered Nov 10 '11 at 19:08
marimafmarimaf
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Making git auto-commit
I'd like to use git to record all the changes to a file.
18 Answers
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Not equal != operator on NULL
...dicates for such situations.
This behavior is not specific to SQL Server. All standards-compliant SQL dialects work the same way.
Note: To compare if your value is not null, you use IS NOT NULL, while to compare with not null value, you use <> 'YOUR_VALUE'. I can't say if my value equals or ...
How to make an HTML back link?
...way to create an <a> tag that links to the previous web page? Basically a simulated back button, but an actual hyperlink. Client-side technologies only, please.
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