Pallandri

Latex

2010-04-19T13:13:00.003+02:00

How to use Latex and some commands are listed in this section.

Newline : \newline
Making a section :
\section{Write your heading for the section}
\label{sec:givenametothesection}
Making a subsection :
\subsection{Write your heading for the subsection}
\label{sec:givenametothesubsection}
Making Bullet Points :

\begin{itemize}
\item Write your first bullet point here

\item Write your first bullet point here

\end{itemize}

Ordered list by number :

\begin{enumerate}

\item Write your first bullet point here

\item Write your first bullet point here

\end{enumerate}

Linux Commands

2010-04-15T12:23:00.011+02:00

Search in Terminal: find . -exec grep "Words to be Searched" '{}' \; -print
Checking the Running Processes: top
Check the current directory Path: pwd
List all the files in the current directory: ls
View a text file in the terminal: cat file_name
Goto previous Directory: cd ..
Goto home: cd ~
Remove File or Folder : rm filename OR
rm directory name
Remove non empty Folder : rm -r directoryname
Removing everything from the directory without warning : if you are inside the directory then use
rm -rf * OR
rm -rf ./*
Deleting Hidden Files : rm –rf .??*

For help or more information about rm use:

info rm

man rm

rm --help

Find a text: There are different commands that can be used to find text

1. find . -exec grep "Text to be searched" '{}' \; -print
How to open / view a Pdf from console:
1. gpdf filename.pdf
2. kpdf filename.pdf
3. xpdf filename.pdf
4. evince filename.pdf

Extract .tar.gz files:

tar xvf packagename.tar.gz

Decompress .gz files:

gunzip file.gz

setting a file as executable:

sudo chmod +x filename

Emacs Commands

2009-11-19T23:47:00.040+01:00

Select: keep the cursor in the right place from where to copy then press
ctrl space and then use arrow keys to select text of any length.

Copy: alt + w

Cut: ctrl + w

Paste: ctrl + y
Select all: ctrl + x h
Indenting region: Select the region or the complete text and then type the following command in the mini buffer.
indent-region

Accessing Mini Buffer: Mini buffer can be accessed by different commands which are as follows:
1. press meta key OR
2. alt + x
3. esc + x

Kill line: ctrl + k
this command will kill the complete line following the cursor. A line can be killed and the pasted on another place.

Save: ctrl + x + s

Open File: ctrl + x + f

Open two(2) vertical buffers: It can be done by multiple commands

1. f2 2
2. ctrl + x 3

Open more then two(2) vertical buffers:
ctrl + x 3
Open two(2) horizontal buffers: ctrl + x 2

Switch From one to the other Buffer: ctrl + x o

Keep one buffer and close all others:
1. f2 1.
2. ctrl +x 1

Syntax Highlighting: goto options in the menu bar and select the first option "syntax highlighting (Global Font Lock Mode)"

Commenting Multiple lines: first select the lines and then press ctrl + cc

Search: press ctrl + s and then type the word in the mini-buffer. Press ctrl + s and it will go to the found word. pressing ctrl + s will go to the next similar word.

Move one(1) char Backward: ctrl + b

Move One(1) char Forward: ctrl + f

Move One(1) Word forward:
1. esc + f
2. Alt + f

Move One(1) Word backward:
1. esc + b
2. Alt + b

Replace all next occurrences of a string:
Type the command: query-replace

Enter the string to be replaced and then substitute. This will replace all the next occurrences of the string to be replaced.

Close Emacs: ctrl + x + c

Compile C++ Program within Emacs: Perform the following commands
1. Atl+x Or esc x (To access mini buffer)
2. compile
3. g++ -o anyname program_name.cc