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What is that “total” in the very first line after ls -l? [closed]
... via info coreutils ls:
For each directory that is listed, preface the files with a line
`total BLOCKS', where BLOCKS is the total disk allocation for all
files in that directory.
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Log all queries in mysql
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Start mysql with the --log option:
mysqld --log=log_file_name
or place the following in your my.cnf file:
log = log_file_name
Either one will log all queries to log_file_name.
You can also log only slow queries using the --log-slow-queries option instead of --log. By de...
How to print the full traceback without halting the program?
I'm writing a program that parses 10 websites, locates data files, saves the files, and then parses them to make data that can be readily used in the NumPy library. There are tons of errors this file encounters through bad links, poorly formed XML, missing entries, and other things I've yet to cat...
Using R to download zipped data file, extract, and import data
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Zip archives are actually more a 'filesystem' with content metadata etc. See help(unzip) for details. So to do what you sketch out above you need to
Create a temp. file name (eg tempfile())
Use download.file() to fetch the file into the temp. file
Use unz...
How does one make a Zip bomb?
...pedia page on the topic. The article mentions an example of a 45.1 kb zip file that decompresses to 1.3 exabytes.
14 Answe...
Idiomatic way to wait for multiple callbacks in Node.js
Suppose you need to do some operations that depend on some temp file. Since
we're talking about Node here, those operations are obviously asynchronous.
What is the idiomatic way to wait for all operations to finish in order to
know when the temp file can be deleted?
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What is the difference between buffer and cache memory in Linux?
...s. "Cached" is similar like "Buffers", only this time it caches pages from file reading.
quote from:
https://web.archive.org/web/20110207101856/http://www.linuxforums.org/articles/using-top-more-efficiently_89.html
shar...
How to set downloading file name in ASP.NET Web API
In my ApiController class, I have following method to download a file created by server.
9 Answers
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Refactoring in Vim
...e else's source. How do you accomplish such a trivial task across multiple files in Vim?
14 Answers
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How to specify a editor to open crontab file? “export EDITOR=vi” does not work
...t Enterprise Linux 5, and I want to set the vim editor to edit the crontab file.
8 Answers
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