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how to provide a swap function for my class?
...amp; lhs, Bar& rhs) {
// ...
}
}
If swap is now used as shown in 1), your function will be found. Also, you may make that function a friend if you absolutely need to, or provide a member swap that is called by the free function:
// version 1
class Bar{
public:
friend void swap(Bar&...
Move an item inside a list?
...
161
Use the insert method of a list:
l = list(...)
l.insert(index, item)
Alternatively, you can...
Toggle input disabled attribute using jQuery
...perty. There are two arguments passed; the first argument is the index (0, 1, 2, increases for each found element). The second argument is the current value of the element (true/false).
So in this case, I used a function that supplied me the index (i) and the current value (v), then I returned th...
Add a dependency in Maven
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139
You'll have to do this in two steps:
1. Give your JAR a groupId, artifactId and version and ad...
How to rename items in values() in Django?
... |
edited Jun 20 at 9:12
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answered May 15 '12 at 10:45
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Can I pass an array as arguments to a method with variable arguments in Java?
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185
The underlying type of a variadic method function(Object... args) is function(Object[] args). ...
git working on two branches simultaneously
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161
Git 2.5+ (Q2 2015) supports this feature!
If you have a git repo cool-app, cd to root (cd coo...
Execute Python script via crontab
...e a python script using the Linux crontab. I want to run this script every 10 minutes.
3 Answers
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Difference between var_dump,var_export & print_r
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194
var_dump is for debugging purposes. var_dump always prints the result.
// var_dump(array('', ...
PHP cURL vs file_get_contents
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129
file_get_contents() is a simple screwdriver. Great for simple GET requests where the header, H...