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Read file from line 2 or skip header row
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with open(fname) as f:
next(f)
for line in f:
#do something
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How do you use version control with Access development?
...od amount of VBA, a number of queries, a small amount of tables, and a few forms for data entry & report generation. It's an ideal candidate for Access.
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How do you add a Dictionary of items into another Dictionary
... add the contents of one Array to another. Is there an easy way to do that for a dictionary?
28 Answers
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Access an arbitrary element in a dictionary in Python
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for a non-destructive popitem you can make a (shallow) copy: key, value = dict(d).popitem()
– Pelle
Jan 31 '18 at 10:35
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In C#, should I use string.Empty or String.Empty or “” to intitialize a string?
...e created either once per assembly or once per AppDomain (or possibly once for the whole process - not sure on that front). This difference is negligible - massively, massively insignificant.
Which you find more readable is a different matter, however. It's subjective and will vary from person to p...
Sending multipart/formdata with jQuery.ajax
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Starting with Safari 5/Firefox 4, it’s easiest to use the FormData class:
var data = new FormData();
jQuery.each(jQuery('#file')[0].files, function(i, file) {
data.append('file-'+i, file);
});
So now you have a FormData object, ready to be sent along with the XMLHttpRequest.
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Simplest way to detect a mobile device in PHP
...ng. Tested in IOS 8.1 using Chrome's mobile browser. Justin's is working for me though.
– James
Aug 27 '15 at 17:04
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How do you use the ellipsis slicing syntax in Python?
...builtin class or Python language constuct makes use of it.
So the syntax for it depends entirely on you, or someone else, having written code to understand it.
Numpy uses it, as stated in the documentation. Some examples here.
In your own class, you'd use it like this:
>>> class TestEl...
What is the difference between lock and Mutex?
...c to the AppDomain, while Mutex to the Operating System allowing you to perform inter-process locking and synchronization (IPC).
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Disable migrations when running unit tests in Django 1.7
...models just
like syncdb did in 1.6. I defined a new settings module just for unit
tests called "settings_test.py", which imports * from the main
settings module and adds this line:
MIGRATION_MODULES = {"myapp": "myapp.migrations_not_used_in_tests"}
Then I run tests like this:
DJ...