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OpenSSH升级后不能登录的问题 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...openssh上面 于是打算升级
升级过程很顺利
具体情况这里http://pkgs.org/centos-6/ghettoforge-testing-x86_64/openssh-6.6.1p1-4.gf.el6.x86_64.rpm.html
备份原有源
cd /etc/yum.repos.d/
mv rhel-source.repo rhel-source.repo.bak
mv packagekit-media.repo packagekit-media.repo.bak...
What is the difference between quiet NaN and signaling NaN?
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Routes with Dash `-` Instead of Underscore `_` in Ruby on Rails
... private APIs is not recommended and may break in future Rails versions.
# https://github.com/rails/rails/blob/4-1-stable/actionpack/lib/action_dispatch/routing/mapper.rb#L1012
#
# config/initializers/adjust-route-paths.rb
module ActionDispatch
module Routing
class Mapper
module Resource...
Android: Difference between onInterceptTouchEvent and dispatchTouchEvent?
...
I came accross very intuitive explanation at this webpage http://doandroids.com/blogs/tag/codeexample/. Taken from there:
boolean onTouchEvent(MotionEvent ev) - called whenever a touch event with this View as target is detected
boolean onInterceptTouchEvent(MotionEvent ev) ...
What are the differences between json and simplejson Python modules?
...son is almost on par with cjson
json is about 10x slower than simplejson
http://pastie.org/1507411:
$ python test_serialization_speed.py
--------------------
Encoding Tests
--------------------
Encoding: 100000 x {'m': 'asdsasdqwqw', 't': 3}
[ json] 1.12385 seconds for 100000 runs. avg: ...
round() for float in C++
...
It's available since C++11 in cmath (according to http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2012/n3337.pdf)
#include <cmath>
#include <iostream>
int main(int argc, char** argv) {
std::cout << "round(0.5):\t" << round(0.5) << std::en...
Differences and relationship between glActiveTexture and glBindTexture
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What does Redis do when it runs out of memory?
...Some links for more info (since you shouldn't just take my word for it):
http://antirez.com/post/redis-as-LRU-cache.html
http://eli.thegreenplace.net/2009/10/30/handling-out-of-memory-conditions-in-c/
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Javascript - How to detect if document has loaded (IE 7/Firefox 3)
...
No need for a library. jQuery used this script for a while, btw.
http://dean.edwards.name/weblog/2006/06/again/
// Dean Edwards/Matthias Miller/John Resig
function init() {
// quit if this function has already been called
if (arguments.callee.done) return;
// flag this function so...
How to include external Python code to use in other files?
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