Category Archives: Uncategorized

Output and Error redirect

$ command 2> /dev/null 1>&2 which is to first redirects stderr to /dev/null and then redirects stdout to point to the same place stderr is currently pointing to.

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How to include multiple authors with different affiliations in LaTex

\usepackage{authblk} \author[1]{Author A\thanks{A.A@university.edu}} \author[1]{Author B\thanks{B.B@university.edu}} \author[1]{Author C\thanks{C.C@university.edu}} \author[2]{Author D\thanks{D.D@university.edu}} \author[2]{Author E\thanks{E.E@university.edu}} \affil[1]{Department of Computer Science, \LaTeX\ University} \affil[2]{Department of Mechanical Engineering, \LaTeX\ University} \renewcommand\Authands{ and }

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LaTex Appendix in Elsevier template

\appendix \setcounter{figure}{0} \renewcommand\thefigure{A.\arabic{figure}} \addcontentsline{toc}{section}{Appendix} %\counterwithin{figure}{section} %\numberwithin{equation}{section} %\numberwithin{figure}{section} %\numberwithin{table}{section}

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Network command on Ubuntu

to add new gateway route add default gw 192.168.0.1 to see the network adapter information nmcli dev show eth0 to restart network ./init.d/networking restart to see dns stauts systemd-resolve –status

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how to install wordpress and mysql

Sat Nov 23 13:52:24 HST 2019

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Alternative to ESC in vim editor

If you have an American English keyboard, pressing Ctrl-[ (control plus left square bracket) is equivalent to pressing Esc. This provides an easy way to exit from insert mode. https://vim.fandom.com/wiki/Avoid_the_escape_key

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Lyx beamer, how to align each frame top-aligned

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How to avoid warning messages from hyperref package in LaTex

\usepackage[unicode=true,pdfusetitle, bookmarks=true, bookmarksnumbered=false, bookmarksopen=false, breaklinks=false, pdfborder={0 0 1}, backref=false, colorlinks=false]{hyperref} \hypersetup{pdfauthor={Name}} Use of hyperref package in a LaTex script makes the manuscript more visually understandable, but it often gives warning message like Package hyperref Warning: Token not allowed in a … Continue reading

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command line dictionary and thesaurus

To use command line dictionary and thesaurus, execute the following command: sudo apt-get install dict dictd dict-gcide dict-moby-thesaurus And, try dict fundamental which will show the definitions and synonyms of “fundamental” on the terminal screen.

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How to generate a fixed format, sequential integers

The following bash script is to generate integers from 1 to 11, having 3-digit format. #!/bin/bash for i in `seq -f “%03g” 1 11` do echo $i done exit 0 The result is as follows. 001 002 003 004 005 … Continue reading

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