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What is cURL in PHP?
...mmandline:
el@apollo:/home/el$ curl http://i.imgur.com/4rBHtSm.gif > mycat.gif
% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
100 492k 100 492k 0 0 1077k 0 --:--:-- --:-...
Why is parenthesis in print voluntary in Python 2.7?
...effect when it comes to UTF-8.
>> greek = dict( dog="σκύλος", cat="γάτα" )
>> print greek['dog'], greek['cat']
σκύλος γάτα
>> print (greek['dog'], greek['cat'])
('\xcf\x83\xce\xba\xcf\x8d\xce\xbb\xce\xbf\xcf\x82', '\xce\xb3\xce\xac\xcf\x84\xce\xb1')
The last ...
How to list all tags along with the full message in git?
...e. I believe the following is a bit nicer:
for t in `git tag -l`; do git cat-file -p `git rev-parse $t`; done
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Creating a singleton in Python
...hing that works in both Python2 and 3 requires using a slightly more complicated scheme. Since metaclasses are usually subclasses of type type, it's possible to use one to dynamically create an intermediary base class at run time with it as its metaclass and then use that as the baseclass of the pub...
How to merge every two lines into one from the command line?
...inside the quotes.
References:
Originally "Plenty of ways to skin the cat", reverted to an older, potentially originating expression that also has nothing to do with pets.
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Rails: FATAL - Peer authentication failed for user (PG::Error)
...s app with postgres YAML and 'pg' gem in the Gemfile:
$ rails new my_application -d postgresql
2) Give it some CRUD functionality. If you're just seeing if postgres works, create a scaffold:
$ rails g scaffold cats name:string age:integer colour:string
3) As of rails 4.0.1 the -d postgresql op...
MongoDB与内存 - 大数据 & AI - 清泛网 - 专注IT技能提升
...的Stack大小，可以用如下命令确认（单位：K）：
shell> cat /proc/$(pidof mongod)/limits | grep stack | awk -F 'size' '{print int($NF)/1024}'
如果Stack过大（比如：10240K）的话没有意义，简单对照命令结果中的Size和Rss：
shell> cat /proc/$(pidof mongod)/...
MongoDB与内存 - 大数据 & AI - 清泛网 - 专注IT技能提升
...的Stack大小，可以用如下命令确认（单位：K）：
shell> cat /proc/$(pidof mongod)/limits | grep stack | awk -F 'size' '{print int($NF)/1024}'
如果Stack过大（比如：10240K）的话没有意义，简单对照命令结果中的Size和Rss：
shell> cat /proc/$(pidof mongod)/...
MongoDB与内存 - 大数据 & AI - 清泛网 - 专注IT技能提升
...的Stack大小，可以用如下命令确认（单位：K）：
shell> cat /proc/$(pidof mongod)/limits | grep stack | awk -F 'size' '{print int($NF)/1024}'
如果Stack过大（比如：10240K）的话没有意义，简单对照命令结果中的Size和Rss：
shell> cat /proc/$(pidof mongod)/...
MongoDB与内存 - 大数据 & AI - 清泛网 - 专注IT技能提升
...的Stack大小，可以用如下命令确认（单位：K）：
shell> cat /proc/$(pidof mongod)/limits | grep stack | awk -F 'size' '{print int($NF)/1024}'
如果Stack过大（比如：10240K）的话没有意义，简单对照命令结果中的Size和Rss：
shell> cat /proc/$(pidof mongod)/...