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C programming in Visual Studio
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Download attachments using Java Mail
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Filtering for empty or NULL names in a queryset
... @Bobble that would depend on the database implementation -- ordering is delegated to the databse
– wpercy
Jan 24 '17 at 22:43
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Redirecting from HTTP to HTTPS with PHP
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How do I sort an array of hashes by a value in the hash?
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Hi, is there a way to sort in descending order too? I figure I might want to go 3,2,1...
– tekknolagi
Oct 28 '12 at 6:53
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How do I run a shell script without using “sh” or “bash” commands?
...ause when we run it from the terminal we will only need to type myShell in order to run our command!
Now, in nano the top line MUST be #!/bin/bash then you may leave a new line before continuing.
For demonstration I will add a basic Hello World! response
So, I type the following:
echo Hello World!
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How do I handle too long index names in a Ruby on Rails ActiveRecord migration?
...index becomes idx
Singular table name
No joining words
No _id
Alphabetical order
Which usually does the job.
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How to call a Parent Class's method from Child Class in Python?
...sing inherited methods that have been overridden in a class.
The search order is same as that used by getattr() except that the type itself is skipped.
Example:
class A(object): # deriving from 'object' declares A as a 'new-style-class'
def foo(self):
print "foo"
class B(A):
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Shortcut to exit scale mode in VirtualBox [closed]
...ey combination is useful because that's the only thing you need to know in order to access the menu -- that being the actual problem with Scale Mode that most people have difficulty with.
– Daira Hopwood
Oct 29 '14 at 23:21
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How to add lines to end of file on Linux
...o abc >> def' will 'sudo abc' and then '>> def' the output. In order to sudo the entire 'abc >> def' bit, you must do something like this: sudo sh -c "echo 'VNCSERVERS=\"1:root\"' >> /etc/sysconfig/configfile" (note that the inner double-quotes must be escaped)
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