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Changing password with Oracle SQL Developer
...pdating the password using SQL Developer is:
alter user user_name identified by new_password replace
old_password ;
You can check more options for this command here: ALTER USER-Oracle DOCS
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Subprocess changing directory
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To run your_command as a subprocess in a different directory, pass cwd parameter, as suggested in @wim's answer:
import subprocess
subprocess.check_call(['your_command', 'arg 1', 'arg 2'], cwd=working_dir)
A child process can't change its parent's working directo...
Django DB Settings 'Improperly Configured' Error
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It should be noted that this will only work if you put it at the top of your file, if you put it inside of something like if __name__ == "__main__": it won't work correctly :)
– Josh Correia
Apr 16 at 23:23
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Double Negation in C++
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@Noldorin, I think it improves readability - if you know what it means, it is simple, neat and logical.
– jwg
Jun 4 '14 at 9:45
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Intent - if activity is running, bring it to front, else start a new one (from notification)
... altogether, I suggest you post that as it's own question, I don't really know the answer unfortunately.
– Franco
Feb 5 at 1:30
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UICollectionView spacing margins
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Now overriding the sectionInset method of subclassed UICollectionViewFlowLayout also has no effect. Setting property described below works.
– Dren
Apr 29 '15 at 15:37
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How to compile a static library in Linux?
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$< - means just the first prerequisite
ar - a Linux tool to create, modify, and extract from archives see the man pages for further information. The options in this case mean:
r - replace files existing inside the archive
c - create a archive if not already existent
s - create an object-file i...
How do I find and view a TFS changeset by comment text?
..."End" button continuously)
Select all records, copy
Open Excel and paste
Now the Excel will allow you to search through comments (Excel's a native app, don't argue..).
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Coding Practices which enable the compiler/optimizer to make a faster program
...his can be a huge help for getting around aliasing slowdowns. For example, if your code looks like
void DoSomething(const Foo& foo1, const Foo* foo2, int numFoo, Foo& barOut)
{
for (int i=0; i<numFoo, i++)
{
barOut.munge(foo1, foo2[i]);
}
}
the compiler doesn't kno...
Keyboard Interrupts with python's multiprocessing Pool
...lmost certainly interrupt a condition wait.
Note that this doesn't happen if a timeout is specified; cond.wait(1) will receive the interrupt immediately. So, a workaround is to specify a timeout. To do that, replace
results = pool.map(slowly_square, range(40))
with
results = pool.map_...