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Linux command to list all available commands and aliases

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How to export and import a .sql file from command line with options? [duplicate]

...h actual server name or IP address as follows: $ mysql -u username -p -h 202.54.1.10 databasename < data.sql To export a database, use the following: mysqldump -u username -p databasename > filename.sql Note the < and > symbols in each case. ...
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Bash: Strip trailing linebreak from output

... | edited Dec 12 '14 at 0:24 answered Sep 21 '12 at 4:39 ...
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How does PHP 'foreach' actually work?

... +500 foreach supports iteration over three different kinds of values: Arrays Normal objects Traversable objects In the following, I wi...
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How do I find which rpm package supplies a file I'm looking for?

...age. sudo yum install yum-utils repoquery --whatprovides '*bin/grep' grep-0:2.5.1-55.el5.x86_64 grep-0:2.5.1-55.el5.x86_64 repoquery can do other queries such as listing package contents, dependencies, reverse-dependencies, etc. ...
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How to remove the arrow from a select element in Firefox

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How do I specify local .gem files in my Gemfile?

...-1 ref gem "foreman", git: "git://github.com/pje/foreman.git", ref: "bf648a070c" # ...or branch gem "foreman", git: "git://github.com/pje/foreman.git", branch: "jruby" # ...or tag gem "foreman", git: "git://github.com/pje/foreman.git", tag: "v0.45.0" (As @JHurrah mentioned in his comment.) ...
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How to 'grep' a continuous stream?

...em with tail -f | grep, and --line-buffered solves it for me (on Ubuntu 14.04, GNU grep version 2.16). Where is the "use line buffering if stdout is a tty" logic implemented? In git.savannah.gnu.org/cgit/grep.git/tree/src/grep.c, line_buffered is set only by the argument parser. ...
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How do I use floating-point division in bash?

... am trying to divide two image widths in a Bash script, but bash gives me 0 as the result: 18 Answers ...
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Reasons for using the set.seed function

... 270 The need is the possible desire for reproducible results, which may for example come from trying...