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In the shell, what does “ 2>&1 ” mean?
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answered May 3 '09 at 23:04
Ayman HouriehAyman Hourieh
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How to create a file in Ruby
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437
Use:
File.open("out.txt", [your-option-string]) {|f| f.write("write your stuff here") }
wher...
ORA-00054: resource busy and acquire with NOWAIT specified or timeout expired
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Paweł Obrok
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answered Jan 30 '11 at 12:02
user258367user25836...
Why can't I inherit static classes?
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bojboj
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95
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How to write DataFrame to postgres table?
...create_engine
engine = create_engine('postgresql://scott:tiger@localhost:5432/mydatabase')
df.to_sql('table_name', engine)
You are correct that in pandas up to version 0.13.1 postgresql was not supported. If you need to use an older version of pandas, here is a patched version of pandas.io.sql: ...
Using semicolon (;) vs plus (+) with exec in find
...ith an example. Let's say that find turns up these files:
file1
file2
file3
Using -exec with a semicolon (find . -exec ls '{}' \;), will execute
ls file1
ls file2
ls file3
But if you use a plus sign instead (find . -exec ls '{}' \+), as many filenames as possible are passed as arguments to ...
Convert line-endings for whole directory tree (Git)
... edited Sep 26 '19 at 10:51
030
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answered Aug 15 '11 at 17:20
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Escape double quotes in parameter
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answered Oct 13 '11 at 21:26
mousiomousio
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htaccess redirect to https://www
...rule will catch it.
RewriteRule .* https://%{HTTP_HOST}%{REQUEST_URI} [L,R=301]
# Now, rewrite any request to the wrong domain to use www.
# [NC] is a case-insensitive match
RewriteCond %{HTTP_HOST} !^www\. [NC]
RewriteRule .* https://www.%{HTTP_HOST}%{REQUEST_URI} [L,R=301]
About proxying
When b...
Recent file history in Vim?
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233
At least terminal vim stores the previous ten files into ~/.viminfo in the filemarks section. Y...