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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 ...
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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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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How to check if an option is selected?
...
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...
Google Sheets API Setup · App Inventor 2 中文网
...ets Document
3. Record Relevant Information
The Spreadsheet ID
The Sheet Name
The Grid ID
Note: If you are only going to read from the Google Sheets document, and not
edit or write data to the document, you can skip the process o...
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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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...
Cookies vs. sessions
...e of months ago. For the sake of creating a login system for my website, I read about cookies and sessions and their differences (cookies are stored in the user's browser and sessions on the server). At that time, I preferred cookies (and who does not like cookies?!) and just said: "who cares? I don...
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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