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How to call shell commands from Ruby
How do I call shell commands from inside of a Ruby program? How do I then get output from these commands back into Ruby?
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how to POST/Submit an Input Checkbox that is disabled?
...with hidden input element to hold checkbox's value, see how: stackoverflow.com/a/8274787/448816
– mikhail-t
Apr 16 '15 at 19:38
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Git: Permission denied (publickey) fatal - Could not read from remote repository. while cloning Git
... edited May 23 '17 at 11:47
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answered Jan 21 '14 at 12:58
First ZeroFirst Zer...
JPA eager fetch does not join
...t default strategies for JPAQL/Criteria vs em.find(). See vladmihalcea.com/2013/10/17/… and the reference documentation.
– Joshua Davis
Nov 4 '15 at 20:14
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How to install python modules without root access?
...nt', which is a school account I can ssh into to do work. I want to run my computationally intensive Numpy, matplotlib, scipy code on that machine, but I cannot install these modules because I am not a system administrator.
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rgdal package installation
...; GDAL OSX frameworks built by William Kyngesburye at http://www.kyngchaos.com/ may be used for
source installs on OSX.
As you seem to be under Linux, you always build package from source, so you will have to install the corresponding libraries on your system. If you are under Mint, Ubuntu or an...
Structs versus classes
...Structs consume less heap memory (because they are smaller and more easily compacted, not because they are "on the stack"). But they take longer to copy than a reference copy. I don't know what your performance metrics are for memory usage or speed; there's a tradeoff here and you're the person who ...
In a django model custom save() method, how should you identify a new object?
... This MAY NOT WORK in some cases. Please check this answer: stackoverflow.com/a/940928/145349
– fjsj
Mar 5 '15 at 16:37
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can we use xpath with BeautifulSoup?
... alternative library, lxml, does support XPath 1.0. It has a BeautifulSoup compatible mode where it'll try and parse broken HTML the way Soup does. However, the default lxml HTML parser does just as good a job of parsing broken HTML, and I believe is faster.
Once you've parsed your document into an...
Is there a limit to the length of HTML attributes?
...ributes theoretically have no size limit." That's a lot of reading just to come away with such a simple answer.
– rinogo
Nov 14 '19 at 21:11
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