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Why aren't ◎ܫ◎ and ☺ valid JavaScript variable names?
...tell you if any string that you enter is a valid JavaScript variable name according to ECMAScript 5.1 and Unicode 6.1.
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How do I read the source code of shell commands?
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Try the source for cat. It's only 767 lines.
– Drew Noakes
Sep 23 '14 at 23:08
3
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What are good grep tools for Windows? [closed]
...ber 2008
Gnu Grep is alright
You can download it for example here: (site ftp)
All the usual options are here.
That, combined with gawk and xargs (includes 'find', from GnuWin32), and you can really script like you were on Unix!
See also the options I am using to grep recursively:
grep --incl...
What, exactly, is needed for “margin: 0 auto;” to work?
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Off the top of my cat's head, make sure the div you're trying to center is not set to width: 100%.
If it is, then the rules set on the child divs are what will matter.
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Is there a good JavaScript minifier? [closed]
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Google CC simple mode also achieves smaller size than YUI, and it's safe as well
– gblazex
Aug 19 '10 at 9:57
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App Inventor 2 接入百度网盘API · App Inventor 2 中文网
...件下载
1、申请应用
2、用户登录认证，拿到access_token，后续请求必备参数 【使用Web浏览框】
3、获取文件列表，返回JSON，拿出想要的文件的fsid 【使用Web客户端】
4、获取文件信息，返回JSON，根据fsid取出dli...
Two versions of python on linux. how to make 2.7 the default
...stall the python as an alternate version.
e.g.
wget http://www.python.org/ftp/python/2.7.3/Python-2.7.3.tar.bz2
tar xf Python-2.7.3.tar.bz2
cd Python-2.7.3
./configure --prefix=/usr/local/
make && make altinstall
Now by doing this the existing scripts like yum still work with /usr/bin/py...
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)/...