Mojolicious – Perl real-time web framework
Awesome, super easy to use Perl web framework, check it out!
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Tag Archives: perl
Weekend’s Plan
At least 2 new videos on UNIX and 2 new videos on Perl. Stay tuned!
Regex-1.1 Regular Expression Introduction
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\w – matches a alphanumeric character
\d – matches a number
\s – matches a space
\W, \D, \S – opposite of \w, \d, \s
^ – beginning of line
$ – end of line character
. – match any character except for newline
* – 0 or more occurrence
+ – 1 or more occurrence
? – 0 or 1 occurrence
| – alternative match
(regex) – grouping/store match
[ ] – character set/class
{ x,y } – number of occurrence between x and y
{ x } – x occurrence
{ x, } – at least x occurrence
[^ ] – opposite of [ ]
*? – non greedy matching
Regular Expression Reference Guide (regex)
Very useful and covers most of the regular expression syntax.
The Power of Regular Expression
The next few videos will be covering regular expression and you will see how powerful it is for matching anything you want.
Perl And Ruby Blogger
VIM-1.2 VIM Commands
Make sure to subscribe to my channel for more videos on UNIX, Perl and SQL.
facebook: http://www.facebook.com/fuzicast
twitter: @fuzicast
:x – save and quit
ctrl + z – bring editor to background
fg – bring back editor
~ – change character case
U – undo all the changes to that line
vi” – select content between quotes for that line
ctrl+v, select multiple “print” statements on multiple rows, press s, then type “say” statement, press esc and enter
shift + v – highlight whole line, move up and down to select multiple lines
y – copy highlighted lines
p – paste whatever copied from y
yy – copy whole line
select multiple lines and search replace
>> – shift right
<< – shift left
V + – shift multiple lines
V + d – delete multiple lines
:sav filename – save as another file
A – append at the end of line
:r filename – reads in another file and appended to the cursor
‘. – go back to the last edit position
view – read-only mode
:!command – execute unix command inside vim
:r! command – read in output from command
w – go to next word
b – go to previous word
w filename – writes highlighted lines to a file
:set nu – view line numbers
dw – delete characters up to empty space
cw – same as dw, but enters insert mode
:e! filename.txt – discard current file and changes, start editing new file
vimdiff file1 file2 – check differences between 2 files
ctrl +w twice – get to next split screen
:sp filename – split screen on filename
:vsp filename – vertical split screen on filename
:tabnew – open new tab
:tabm3 – rearranging your tab
gt – go to next tab
