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Fixing the order of facets in ggplot
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Here's a solution that keeps things within a dplyr pipe chain. You sort the data in advance, and then using mutate_at to convert to a factor. I've modified the data slightly to show how this solution can be applied generally, given data that can be sensibly sorted:
# the da...
Get the current git hash in a Python script
...nv['LC_ALL'] = 'C'
out = subprocess.Popen(cmd, stdout = subprocess.PIPE, env=env).communicate()[0]
return out
try:
out = _minimal_ext_cmd(['git', 'rev-parse', 'HEAD'])
GIT_REVISION = out.strip().decode('ascii')
except OSError:
GIT_REVISION = "Unknown"...
Reading a huge .csv file
...ows where 'col_1' value grater than one
.pipe(lambda x: x[x.col_1 > 0] ))
df_lst += [tmp_df.copy()]
# And finally combine filtered df_lst into the final lareger output say 'df_final' dataframe
df_final = pd.concat(df_lst)
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GCC dump preprocessor defines
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you can use -include compiler option to avoid pipes
– mymedia
Mar 11 at 9:35
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Make sure only a single instance of a program is running
...hat Firefox does, for example. I don't know if they use TCP ports or named pipes or something like that, 'though).
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Length of string in bash
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Seriously? a pipe, a subshell and an external command for something that trivial?
– gniourf_gniourf
Dec 26 '16 at 21:26
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Read password from stdin
...e getpass() is still prompting me and waiting for a password even though I piped the password to my script
– Michael
Dec 21 '13 at 21:30
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sed edit file in place
... own as the sole purpose of sed is to act as an editor on the "stream" (ie pipelines of stdin, stdout, stderr, and other >&n buffers, sockets and the like). With this in mind you can use another command tee to write the output back to the file. Another option is to create a patch from piping ...
实战Nginx与PHP（FastCGI）的安装、配置与优化 - 更多技术 - 清泛网 - 专注...
...如果不在这里指定IP地址，Nginx转发过来的PHP解析请求将无法被接受。
<value name="allowed_clients">127.0.0.1</value>
5.管理FastCGI进程
在配置完php-fpm后，就可以启动FastCGI进程了。启动fastcgi进程有两种方式：
/usr/local/php/bin/php-cgi --fp...
How to enter a multi-line command
...nnot syntactically be complete at that point. This includes starting a new pipeline element:
Get-ChildItem |
Select Name,Length
will work without problems since after the | the command cannot be complete since it's missing another pipeline element. Also opening curly braces or any other kind of...