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Get original URL referer with PHP?
...t the referer Url. It works as expected until the user clicks another page and the referer changes to the last page.
5 Answ...
Single vs Double quotes (' vs ")
I've always used single quotes when writing my HTML by hand. I work with a lot of rendered HTML which always uses double quotes. This allows me to determine if the HTML was written by hand or generated. Is this a good idea?
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What's the difference between := and = in Makefile?
For variable assignment in Make, I see := and = operator. What's the difference between them?
3 Answers
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Why use 'git rm' to remove a file instead of 'rm'?
... answered Sep 15 '11 at 16:51
AndyAndy
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Limiting number of displayed results when using ngRepeat
I find the AngularJS tutorials hard to understand; this one is walking me through building an app that displays phones. I’m on step 5 and I thought as an experiment I’d try to allow users to specify how many they’d like to be shown. The view looks like this:
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How can I use a Python script in the command line without cd-ing to its directory? Is it the PYTHONP
...ar-PYTHONPATH
What you're looking for is PATH.
export PATH=$PATH:/home/randy/lib/python
However, to run your python script as a program, you also need to set a shebang for Python in the first line. Something like this should work:
#!/usr/bin/env python
And give execution privileges to it:
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std::back_inserter for a std::set?
...f an element is determined by the comparator of the set. Use std::inserter and pass it .begin():
std::set<int> s1, s2;
s1 = getAnExcitingSet();
transform(s1.begin(), s1.end(),
std::inserter(s2, s2.begin()), ExcitingUnaryFunctor());
The insert iterator will then call s2.insert(s2....
Bootstrap 3 panel header with buttons wrong position
I am using Bootstrap 3 and I would like to add some buttons in panel header, on top-right corner. When trying to add them, they are show below title baseline.
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Why is the use of alloca() not considered good practice?
...memory. Freeing of memory allocated through malloc() is a major headache and if somehow missed leads to all sorts of memory problems.
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Finding the average of a list
...sum(l) / float(len(l))
There is no need to use reduce. It is much slower and was removed in Python 3.
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