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How do I update pip itself from inside my virtual environment?
I'm able to update pip-managed packages, but how do I update pip itself? According to pip --version , I currently have pip 1.1 installed in my virtualenv and I want to update to the latest version.
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Simple example of threading in C++
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Create a function that you want the thread to execute, eg:
void task1(std::string msg)
{
std::cout << "task1 says: " << msg;
}
Now create the thread object that will ultimately invoke the function above like so:
std::thread t1(task1, "Hello");
(You need to #include <t...
Extracting an attribute value with beautifulsoup
... answered Apr 10 '10 at 7:06
ŁukaszŁukasz
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html select option separator
How do you make a separator in a select tag?
14 Answers
14
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jQuery - Add ID instead of Class
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gsamaras
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answered Feb 1 '10 at 13:40
SarfrazSarfraz
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How is a non-breaking space represented in a JavaScript string?
This apparently is not working:
4 Answers
4
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How can I profile Python code line-by-line?
I've been using cProfile to profile my code, and it's been working great. I also use gprof2dot.py to visualize the results (makes it a little clearer).
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Why would iterating over a List be faster than indexing through it?
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In a linked list, each element has a pointer to the next element:
head -> item1 -> item2 -> item3 -> etc.
To access item3, you can see clearly that you need to walk from the head through every node until you reach item...
How to lose margin/padding in UITextView?
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Don't forget to turn off scrollEnabled in the Inspector!
The solution works properly in storyboard
The solution works properly at runtime
That's it, you're done.
In general, that should be all you need in most cases.
Even if you are changing the height of the text view on the fly, UITextViewFix...
How to Find And Replace Text In A File With C#
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Read all file content. Make a replacement with String.Replace. Write content back to file.
string text = File.ReadAllText("test.txt");
text = text.Replace("some text", "new value");
File.WriteAllText("test.txt", text);
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