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How do I use Django templates without the rest of Django?
...r Jinja2 because of {% set %} syntax and equality to Twig template engine (PHP). It's better to write cross platform code always, but the performance difference is not critical - for example, python will always work slower than PHP so if you need performance you better create site with PHP, Twig and...
What is the best way to compute trending topics or tags?
...
This problem calls for a z-score or standard score, which will take into account the historical average, as other people have mention, but also the standard deviation of this historical data, making it more robust than just using the avera...
糯米推全景地图 让竞争对手们如何接招？ - 资讯 - 清泛网 - 专注C/C++及内核技术
...尾巴，创业的热情还异常火爆。那时，我就思考这样一个问题：O2O，尤其是餐饮类O2O，可以凭借一时的补贴吸引顾客，但补贴之后呢？信任感才是最重要的。如何建立信任感，将是O2O未来面临的一大挑战。
2015年7月，正值厨师...
国务院常务会议“大数据” - 资讯 - 清泛网 - 专注C/C++及内核技术
...策措施中还存在工作不协调、落实不到位、工作进度慢等问题，也存在欺上瞒下、弄虚作假和工作不作为等现象。
除了削权放权以外，国务院常务会议随后在简政放权的配套改革和监管方面也做出了部署。例如，本月15日的国...
What text editor is available in Heroku bash shell? [closed]
...
I recently turned the original gist into a heroku cli plugin.
Just install:
heroku plugins:install https://github.com/naaman/heroku-vim
And use:
heroku vim
The heroku vim command will drop you into a bash shell with vim installed on your $PATH. All you have to do is retrain your fingers to t...
file_put_contents(meta/services.json): failed to open stream: Permission denied
...
Suggestion from vsmoraes worked for me:
Laravel >= 5.4
php artisan cache:clear
chmod -R 777 storage/
composer dump-autoload
Laravel < 5.4
php artisan cache:clear
chmod -R 777 app/storage
composer dump-autoload
NOTE: DO NOT DO THIS ON ANY REMOTE SERVER (DEV OR PRODUCTIO...
Sharing a URL with a query string on Twitter
...epending on the URL). Tweetdeck doesn't seem to handle twitter.com URLs at all.
– Pierre-Luc Paour
Oct 1 '12 at 14:47
...
理解Python的 with 语句 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...d. One could write something like this to get around this:
这里有两个问题。一是可能忘记关闭文件句柄；二是文件读取数据发生异常，没有进行任何处理。下面是处理异常的加强版本：
file = open("/tmp/foo.txt")
try:
data = file.read()
finally:
...
MQTT与TCP的区别 - 创客硬件开发 - 清泛IT社区，为创新赋能！
...泄露告警或控制石油管道阀门的命令，就必须要在网络有问题的情况下也要能确保发送成功。
myriota这家提供物联网数据LEO卫星传输服务的公司，流量报价是1M字节的数据500美元/月。因此，每次传输节省几个字节也能省不少...
Can linux cat command be used for writing text to file?
...text file:
cat > output.txt <<EOF
some text
some lines
EOF
For PHP file:
cat > test.php <<PHP
<?php
echo "Test";
echo \$var;
?>
PHP
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