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How do I create a namespace package in Python?
...but the old pkgutil explicit namespace package method has been extended to include implicit namespace packages.
If you have an existing regular package that has an __init__.py like this:
from pkgutil import extend_path
__path__ = extend_path(__path__, __name__)
... the legacy behavior is to add ...
How to return multiple lines JSX in another return statement in React?
...
Thanks! TIL! Updating my answer to include a link to a JSFiddle that shows that flatten is optional. Will also include the link to the React docs.
– Jan Olaf Krems
May 24 '14 at 4:37
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What is the benefit of using $() instead of backticks in shell scripts?
...contents of the embedded command and cannot handle some valid scripts that include backquotes, while the newer $() form can process any kind of valid embedded script.
For example, these otherwise valid embedded scripts do not work in the left column, but do work on the rightIEEE:
echo ` ...
Unzip files programmatically in .net
...fully on many projects. I know it's a third party tool, but source code is included and could provide some insight if you chose to reinvent the wheel here.
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How to get the data-id attribute?
..... Every attempt is made to convert the string to a JavaScript value (this includes booleans, numbers, objects, arrays, and null). A value is only converted to a number if doing so doesn't change the value's representation. For example, "1E02" and "100.000" are equivalent as numbers (numeric value 1...
C++ templates Turing-complete?
...
Example
#include <iostream>
template <int N> struct Factorial
{
enum { val = Factorial<N-1>::val * N };
};
template<>
struct Factorial<0>
{
enum { val = 1 };
};
int main()
{
// Note this va...
Compile, Build or Archive problems with Xcode 4 (and dependencies)
...g the headers to this group, DO NOT add to any targets when prompted. This includes any headers inside your .xcdatamodeld, you'll need to right-click and view package contents to find them.
For all dependencies set "Skip Install" build setting to "Yes"
Moving any "Public" headers in Build Phases to...
How can I copy data from one column to another in the same table?
...oes not add anything", I disagree, it adds something. it's a good point to include WHERE clause IF NECESSARY. we should be responsible on downvoting answers. haters gon' hate
– finnTheHumin
May 17 '14 at 5:33
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How to check if a value exists in an array in Ruby
...
You're looking for include?:
>> ['Cat', 'Dog', 'Bird'].include? 'Dog'
=> true
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What's this =! operator? [duplicate]
...signment has taken place by checking the value of a, which is also true.
#include <iostream>
int main()
{
bool a = false;
bool b = false;
if(a)
printf("a is true!\n");
else
printf("a is false!\n");
if(a = !b)
printf("expression is true!\n");
...