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Can C++ code be valid in both C++03 and C++11 but do different things?
... possible for C++ code to conform to both the C++03 standard and the C++11 standard, but do different things depending on under which standard it is being compiled?
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Pry: show me the stack
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51
Use the pry-stack_explorer plugin, it allows you to move up and down the call-stack (with up and...
jquery sortable placeholder height problem
For some reason the placeholder for my sortable items is about 10px. All my sortable items have different heights. How can I change the height of each placeholder to match the item being moved?
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How do I convert a string to a double in Python?
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>>> x = "2342.34"
>>> float(x)
2342.3400000000001
There you go. Use float (which behaves like and has the same precision as a C,C++, or Java double).
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WPF Command Line
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159
First, find this attribute at the top of your App.xaml file and remove it:
StartupUri="Window...
Create boolean column in MySQL with false as default value?
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You have to specify 0 (meaning false) or 1 (meaning true) as the default. Here is an example:
create table mytable (
mybool boolean not null default 0
);
FYI: boolean is an alias for tinyint(1).
Here is the proof:
mysql> create table mytable (
->...
Using CSS how to change only the 2nd column of a table
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answered Mar 29 '10 at 0:04
Nick Craver♦Nick Craver
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The way to check a HDFS directory's size?
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Add to Array jQuery
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301
For JavaScript arrays, you use push().
var a = [];
a.push(12);
a.push(32);
For jQuery objects...