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How can I run an external command asynchronously from Python?
...way. That's why everyone says to use subprocess.
For more information, read http://docs.python.org/library/os.html#os.system
The subprocess module provides more
powerful facilities for spawning new
processes and retrieving their
results; using that module is
preferable to using this ...
Meaning of -
I am new to XML and I am trying to understand the basics. I read the line below in "Learning XML", but it is still not clear, for me. Can someone point me to a book or website which explains these basics clearly?
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Where are my postgres *.conf files?
... of locate. Imagine these steps: Postgres version x is installed, updatedb reads the location of all files, postgres gets upgarded to version x+1. Now the cached data of locate is too old .... This is not reliable.
– guettli
May 2 '18 at 10:59
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How to check if an option is selected?
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It looks like you didn't read my answer. this.selected can be used instead of $(this).is(":selected") I guess there is no need for a jsperf for this, right? I have nothing against using jQuery!, but use it when you need it, not when it give nothing b...
To underscore or to not to underscore, that is the question
...cipe for confusion if they differ only by case. It's just too easy to mis-read or mis-type if the only difference is the initial capital.
– ChrisA
Jan 16 '09 at 12:30
2
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Could not find default endpoint element
... The reason this happens (as I understand it) is that config values are read from the main project in a solution, be that web, winforms, wpf etc. Say for example you have a class library project to access a database, the connectionString entry will need to be in the main project config rather tha...
How do I set/unset a cookie with jQuery?
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Update April 2019
jQuery isn't needed for cookie reading/manipulation, so don't use the original answer below.
Go to https://github.com/js-cookie/js-cookie instead, and use the library there that doesn't depend on jQuery.
Basic examples:
// Set a cookie
Cookies.set('name...
Hiding a password in a python script (insecure obfuscation only)
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But doesn't help the fact that the script must be readable by the user running it and the password must not.
– Martin Beckett
Oct 1 '08 at 15:35
80
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What's the point of const pointers?
... If I were designing a new language, declared objects would be read-only ("const") by default. You'd need some special syntax, perhaps a "var" keyword, to make an object writable.
– Keith Thompson
Oct 12 '11 at 1:57
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JPA and Hibernate - Criteria vs. JPQL or HQL
...HQL for static and complex queries, because it's much easier to understand/read HQL. Also, HQL is a bit more powerful, I think, e.g. for different join types.
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