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Avoiding if statement inside a for loop?
...lt;vector>
template <typename Container, typename Functor, typename Index = std::size_t>
void for_each_indexed(const Container& c, Functor f, Index index = 0) {
for (const auto& e : c)
f(index++, e);
}
int main() {
using namespace std;
set<char> s{'b',...
SQLite error 'attempt to write a readonly database' during insert?
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Also, SELinux (if installed) must not be enforcing. Took me a day and a half to figure that one out.
– Steve V.
Dec 19 '10 at 8:31
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Ignore modified (but not committed) files in git?
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check out the git-update-index man page and the --assume-unchanged bit and related.
when I have your problem I do this
git update-index --assume-unchanged dir-im-removing/
or a specific file
git update-index --assume-unchanged config/database.ym...
Where can I get Google developer key
.../apis/console/?api=plus
or read this: http://code.google.com/p/google-api-php-client/wiki/OAuth2
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Outputting data from unit test in python
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Nose (nose.readthedocs.org/en/latest/index.html) is another framework that provides 'start a debugger session' options. I run it with '-sx --pdb --pdb-failures', which doesn't eat output, stops after the first failure, and drops into pdb on exceptions and test ...
How to add multiple files to Git at the same time
...ed path
1: unchanged +0/-1 TODO
2: unchanged +1/-1 index.html
3: unchanged +5/-1 lib/simplegit.rb
*** Commands ***
1: status 2: update 3: revert 4: add untracked
5: patch 6: diff 7: quit 8: help
What now>
If you press 2 th...
c++ boost::multi_index composite keys efficiency - C/C++ - 清泛网 - 专注C/C++及内核技术
c++ boost::multi_index composite keys efficiencyLong time reader first time poster! I'm playing around with the boost::multi_index container stuff and have a...Long time reader first time poster! I'm playing around with the boost::multi_index container stuff and have a rather in-depth question that ...
How to index into a dictionary?
...re about the order of the entries and want to access the keys or values by index anyway, you can use d.keys()[i] and d.values()[i] or d.items()[i]. (Note that these methods create a list of all keys, values or items in Python 2.x. So if you need them more then once, store the list in a variable to...
How can I see what has changed in a file before committing to git?
...on, there are three useful ways to use git diff:
Show differences between index and working tree; that is, changes you haven't staged to commit:
git diff [filename]
Show differences between current commit and index; that is, what you're about to commit (--staged does exactly the same thing, use ...
How to interpolate variables in strings in JavaScript, without concatenation?
I know in PHP we can do something like this:
16 Answers
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