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How does java do modulus calculations with negative numbers?
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104
Both definitions of modulus of negative numbers are in use - some languages use one definition ...
Python creating a dictionary of lists
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answered Jun 6 '09 at 23:00
mechanical_meatmechanical_meat
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How do I delete a Git branch with TortoiseGit
...vius Panda
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answered Mar 14 '12 at 16:16
Sandro MundaSandro Munda
34.9k...
jQuery AJAX file upload PHP
...('click', function() {
var file_data = $('#sortpicture').prop('files')[0];
var form_data = new FormData();
form_data.append('file', file_data);
alert(form_data);
$.ajax({
url: 'upload.php', // point to server-side PHP scri...
What is a Manifest in Scala and when do you need it?
...d is well explained here by Debasish Ghosh:
http://debasishg.blogspot.com/2010/06/scala-implicits-type-classes-here-i.html
Context bounds can also just make the method signatures more readable. For example, the above function could be re-written using context bounds like so:
def foo[T: Manifest...
Build the full path filename in Python
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302
This works fine:
os.path.join(dir_name, base_filename + "." + filename_suffix)
Keep in mind th...
Difference between repository and service?
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edited Sep 17 '09 at 17:22
answered Sep 17 '09 at 17:13
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Why do you have to call .items() when iterating over a dictionary in Python?
...-- which is a check I believe I may have performed, or wanted to perform, 100 times more rarely than what if k in C actually means, checking the presence of the key only and completely ignoring the value.
On the other hand, wanting to loop just on keys is quite common, e.g.:
for k in thedict:
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How to get the parents of a merge commit in git?
...es of its parents:
$ git log -1 395f65d
commit 395f65d438b13fb1fded88a330dc06c3b0951046
Merge: 9901923 d28790d
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git outputs parents according to their number: the first (leftmost) hash is for the first parent, and so on.
If all you want is just the hashes, the two equivalent choices are:
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Setting design time DataContext on a Window is giving a compiler error?
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xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
mc:Ignorable="d"
xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
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/>
The following was taken from
Nathan, Adam (2010-06-04). WPF 4 Unleashed (Kindle Locations 1799-1811). Sams. Kindle Editi...