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python list in sql query as parameter
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@bobince in my case I have assigned a variable a='john' and b='snow' and stored it in a tuple with the name got=['a,b'] and did performed the same query. Doing this I got the erroy i.e. Type Error: not all arguments converted during string formatting. How am I supposed to solbe i...
Hidden features of Scala
...e second line looks confusing if you're not used to using pattern matching and extractors. Whenever you define a val or var, what comes after the keyword is not simply an identifier but rather a pattern. That's why this works:
val (a, b, c) = (1, 3.14159, "Hello, world")
The right hand expressi...
Why is “import *” bad?
...f into your namespace (might shadow some other object from previous import and you won't know about it).
Because you don't know exactly what is imported and can't easily find from which module a certain thing was imported (readability).
Because you can't use cool tools like pyflakes to statically ...
Insert current date in datetime format mySQL
... But it'll use MySQL server locale/timezone. If U have Apache/PHP and MySQL on different servers and timezone set incorrect in one of them U'll have different values.
– Jeff_Alieffson
Nov 24 '13 at 17:57
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How to get the selected radio button’s value?
... I just want to find the value of the radio button (which one is selected) and return it to a variable. For some reason it keeps returning undefined .
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How do I do a not equal in Django queryset filtering?
In Django model QuerySets, I see that there is a __gt and __lt for comparitive values, but is there a __ne / != / <> ( not equals ?)
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Ruby: extend self
In Ruby, I understand the basic idea of extend . However, what's happening in this segment of code? Specifically, what does extend do? Is it just a convenient way of making the instance methods into class methods? Why would you do it this way rather than specifying class methods from the beginnin...
How can I search for a multiline pattern in a file?
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This is much easier to understand and uses awk that comes with most *nix systems.
– Ali Karbassi
Jan 28 '11 at 3:12
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How to dump a table to console?
...mp it to std out or the console via a print statement or something quick and dirty but I can't figure out how. I'm looking for the rough equivalent that I'd get when printing an NSDictionary using gdb.
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What happens to an open file handle on Linux if the pointed file gets moved or deleted
What happens to an open file handle on Linux if the pointed file meanwhile gets:
7 Answers
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