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Is the SQL WHERE clause short-circuit evaluated?
...er expressions are actually evaluated left to right, particularly when operands or operators might
cause conditions to be raised or if the results of the expressions
can be determined without completely evaluating all parts of the
expression.
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Simple way to repeat a String in java
...te this using a for loop, but I wish to avoid for loops whenever necessary and a simple direct method should exist somewhere.
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Import / Export database with SQL Server Server Management Studio
...he data, on the "Set Scripting Options" step, select the "Advanced" button and change "Types of data to script" from "Schema Only" to "Data Only" or "Schema and Data".
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How can I open multiple files using “with open” in Python?
...
Just replace and with , and you're done:
try:
with open('a', 'w') as a, open('b', 'w') as b:
do_something()
except IOError as e:
print 'Operation failed: %s' % e.strerror
...
onclick open window and specific size
... height=SomeSize`);
return false;">Popup link</a>
Where width and height are pixels without units (width=400 not width=400px).
In most browsers it will not work if it is not written without line breaks, once the variables are setup have everything in one line:
<a href="/index2.php?...
Clean way to launch the web browser from shell script?
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xdg-open is standardized and should be available in most distributions.
Otherwise:
eval is evil, don't use it.
Quote your variables.
Use the correct test operators in the correct way.
Here is an example:
#!/bin/bash
if which xdg-open...
How to get screen width without (minus) scrollbar?
I have an element and need it's width without(!) vertical scrollbar.
8 Answers
8
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Writing a pandas DataFrame to CSV file
I have a dataframe in pandas which I would like to write to a CSV file. I am doing this using:
7 Answers
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UINavigationBar Hide back Button Text
...ace builder, you can select the navigation item of the previous controller and change the Back Button string to what you'd like the back button to appear as. If you want it blank, for example, just put a space.
You can also change it with this line of code:
[self.navigationItem.backBarButtonItem s...
Browse orphaned commits in Git
...y git repository has somehow gone wonky - I loaded up msysgit this morning and instead of the branch name being shown after the current directory, it says "((ref: re...))", 'git status' reports everything as a new file, 'git log' and 'git reflog' tell me "fatal: bad default revision 'HEAD'", and so ...