The syntax tag has no wiki summary.
39
votes
5answers
9k views
In bash, how do I escape an exclamation mark?
I want to do something like bzr commit -m "It works!". I can sort of escape the exclamation mark by doing bzr commit -m "It works\!". However, then my commit message includes the backslash. How do I ...
30
votes
4answers
2k views
In a URL, what is // for? [closed]
Typically, when I see //, it's usualy following some protocol prefix like http: or ftp:. I have never seen it placed anywhere else. For example,
http://www.google.com/
is a typical URL.
However, ...
8
votes
5answers
1k views
How is \$ being interpreted by grep?
When I write
$ grep \$
then whatever I type on terminal, is matched and printed on terminal. How is \$ being interpreted?
5
votes
3answers
1k views
How to read Unix usage
I did some searching, but I cannot find documentation on how Unix usage works. I know something (mostly through trial and error) but, for example, how do I know that
/usr/bin/ls ...
5
votes
4answers
3k views
Explanation of command to uppercase the first letter of a filename
I'm trying to learn to rename files with the command line, and after browsing around a lot of pages I finally found a command that uppercases the first letter of a file, but the problem is that I want ...
4
votes
5answers
244 views
How do I pipe a list of numbers straight from the shell into a command?
How do I pipe a list of numbers straight from the shell into a command? For exampe something like this
[1,2,3,4] | sort
would give
1
2
3
4
EDIT:
In response to the answers kindly posted so ...
4
votes
1answer
3k views
Custom gedit Syntax Highlighting for Dummies?
I want to make (have, actually) a custom syntax highlighting for gedit.
There would be just a few different items:
A line that begins with 2 tabs. ----- One color.
A line that begins with 3 tabs. ...
4
votes
3answers
1k views
how do I use tar -C on Snow Leopard when creating an archive?
The man page states
-C directory
In c and r mode, this changes the directory before adding the following files.
However, tar does not change to the directory I specify, but instead reports
...
3
votes
1answer
1k views
How to grep a line start with “*” using grep
How can I use 'grep' to get lines start with '* ' in my file?
I tried grep "*" myfile and grep "* " myfile but returns all the lines of my file.
3
votes
2answers
2k views
Syntax for find on Mac OS X
I have a project directory that contains source code and subdirectories of source code. I want to use the Unix program find to search recursively for the names of files of certain extensions. The ...
3
votes
3answers
427 views
Launch VIM and show, or hide, row numbers
Background
Control whether row numbers are displayed after vim starts (in a non-interactive mode).
Problem
A shell script contains the following code:
echo Converting $1 to $1.html...
NUMBERS="-c ...
3
votes
10answers
315 views
“Syntax” Highlight a flatfile
I've googled and looked and explored, but it seems most editors configurable syntax highlighting definitions are based on keywords and such. I need one that is based on columns and lines, basically ...
3
votes
1answer
55 views
What does this crontab line do?
What does this crontab entry do? I'm thinking it means run the jobs.sh script every Monday at 11AM. Is this correct?
0 11 * * MON /home/username/jobs.sh
3
votes
1answer
1k views
Program for creating language syntax/grammar “railroad” diagrams?
I'm looking for the program that JSON, SQLite and other projects are using to create the diagrams used for their language syntax, if there is a particular program. All of the diagrams have a similar ...
3
votes
1answer
249 views
Matching a number sequence in grep
So I'm trying to match a year number sequence with grep and this should be easy. I'm just a bit stumped that my simplistic regex isn't working.
What I'm doing is running a tool which archives some ...
3
votes
1answer
1k views
crontab day of week vs. day of month?
I added this to /etc/crontab on a few different linux & freebsd systems:
# monthly reboot: 3rd Tuesday of every month
56 07 15-21 * 2 root /sbin/shutdown -r now
I want a reboot on the 3rd ...
3
votes
2answers
2k views
How to 'code collapse' wiki syntax on Notepad++ (or any other text editor)?
I'm familiar with Notepad++'s code collapse for certain programming languages but recently I've been working with a plain text file that uses with Wiki syntax. For example:
==Heading1==
Content
...
3
votes
1answer
482 views
How to set the default language in Notepad++ for Rails View files
Similar question to this but my question goes a step further.
I'm developing in rails and would like Notepad++ to automatically use html formatting on files with the extension html.erb. For example ...
3
votes
3answers
2k views
Checkbox in Mediawiki syntax?
Is there a way to insert an HTML checkbox in Mediawiki syntax?
<input> doesn't appear on their list of blessed tags, so I can't just insert it.
(FWIW, this is for a private documentation page ...
2
votes
2answers
202 views
What is the difference between echo $BASH_VERSION and echo ${BASH_VERSION}?
I see a lot of ${VARIABLE} type syntax in scripts. What is the point of the braces?
2
votes
2answers
4k views
How can I sort ls by owner and group?
How can I list directories with ls and sort them by their owner and group?
2
votes
2answers
106 views
Vim: What do these short names / verbs like <leader>, <C-r> mean?
I'm using Vim for a while now, starting to like it more and more. But when searching for some new features that Vim has in it's goodie bag, I'm often slapped in the face with things like ...
2
votes
2answers
8k views
copy file to multiple folders via batch script
I want to copy a file (file.txt) inside all folders of a given destination. I want to create a batch file that does the job, but I'm not so skilled in Windows batch syntax.
2
votes
2answers
97 views
Make emacs show comments after } else {
This is best described on an example. Let's say you have the following C source file:
if (something is true)
{
meh();
} else if (something else is true) {
foo();
} else { // something even ...
2
votes
4answers
466 views
Can't run any .exe files
I had Windows Vista and it got a virus. I reinstalled the operating system but with XP. Now it works absolutely fine, but every time I try to open a .exe file, i'm told 'the filename directory name ...
2
votes
1answer
70 views
emacs auto-complete behavior with underscores in python mode
In my .emacs I have the following line of code:
(modify-syntax-entry ?_ "." python-mode-syntax-table)
This is so that commands like forward-word and backward-kill-word stop at any underscores that ...
2
votes
2answers
111 views
How does calling a program in Windows XP from “Run…” with a colon argument work?
I noticed that a certain program works in a special way when sending an argument.
The only way to send an argument is by clicking "Start -> Run..." and typing:
[programname]:[argument]
for e.g ...
2
votes
1answer
462 views
Fix YAML syntax highlighting in VIM
The YAML syntax highlighting in Vim 7.3 isn't great. Putting an apostrophe in a line of text triggers quote highlighting even when there's no quote. The same thing happens in other files sometimes ...
2
votes
0answers
44 views
Extractor Information program by detecting syntactic patterns
I wonder if there is a program that helps you automatically extract information by setting syntactic patterns and save it in a base data.
2
votes
1answer
819 views
Automating Disk Cleanup on Windows using commandline
I am trying to run Disk Cleanup in the Command Prompt (and through a C# program) and so I went through all the available options from this link:
http://support.microsoft.com/kb/315246
Whilst I ...
1
vote
3answers
843 views
What is the meaning of pri=42
When mounting a swap partition on Linux, what does the mount option pri=42 mean?
fstab:
/dev/hda1 swap swap pri=42 0 0
1
vote
2answers
161 views
What bash < < syntax mean?
Ruby Version Manager (RVM) installed like so:
bash -s stable < <(curl -s https://raw.github.com/wayneeseguin/rvm/master/binscripts/rvm-installer)
I understand what first < mean (feeds bash ...
1
vote
2answers
1k views
How to set syntax specific settings in my VIMRC?
I work with several languages and markups in vim every day (ruby, python, javascript, CSS, HTML, etc), and would like to have different settings for each buffer when I fire up my editor. How can I ...
1
vote
1answer
721 views
Repeat DOS command for each of three variables?
I need to write a batch file that repeats the same command (that takes a parameter) for each of three variable values already defined in the batch file. I want to loop over the variable values.
I'm ...
1
vote
3answers
425 views
Ubuntu Crontab error
I want to list files at 12h01. How can I set my crontab to do this?
pedro@Pedro-PC:~/PL/trab4$ crontab -l
# 01 12 * * * ls -l
1
vote
1answer
97 views
How can I see the available Windows Search Filters?
I've often wondered how to use Windows Search Filters. The available documentation is extremely limited, but its potential uses are quite large.
When I type something, the only search filters I see ...
1
vote
2answers
113 views
Change only the user of a file
I have a textfile with name negin.txt in /home and did the following:
Right click → Properties → Permissions → Advanced Permissions → Add Entry → Named User user:wwwrun
Is ...
0
votes
1answer
79 views
Bash delete file when variable = x
I'm creating a bash script which reboots the system at each reboot it adds a new line to a text file, I then read the text file before each reboot. Once the variable holding the number of lines ...
0
votes
1answer
38 views
What causes a link to not go through after a user clicks on it?
I'm using Firefox in OS X on a MacBook. Lately, I've tried clicking some links on the Yahoo main page only to be redirected to a blank white page that says "Bad Syntax". Is this the link or the ...
0
votes
2answers
610 views
.bashrc reports unexpected EOF
I am trying to add some functions to my bashrc, namely:
h () { history | fgrep $1 | sort -u | cut -b 8- }
extract () {
if [ -f $1 ] ; then
case $1 in
*.tar.bz2) tar xvjf $1 ;;
...
0
votes
2answers
315 views
Print the file name with another extension (Batch-program)
Batch-program launchs with 1 parameter (full path to file)
program.cmd "C:\Path\To\File\Filename.txt"
Now, this program consists of 1 command:
echo %1
And it just prints an argument: ...
0
votes
1answer
2k views
Rotate screen using xrandr on Solaris 10
How do I call the xrandr command? I want to rotate my screen 90 deg. clockwise. Here is the usage:
% xrandr -help
usage: xrandr [options]
where options are:
-display <display> or -d ...
0
votes
1answer
57 views
Commenting Highlighted code in Netbeans
Using the latest version of Netbeans and trying to use the toggle comment button to comment out only the highlighted text, but netbeans ends up commenting out the entire line of CSS code.
Is there ...
0
votes
1answer
315 views
How can I tell what syntax and indentation rules Vim is using on a particular line?
For better or worse, PHP code often includes both HTML and Javascript. Getting Vim to indent it all correctly can be tricky.
My .vimrc specifies that a tab should always be two spaces:
set ...
0
votes
1answer
1k views
Only output header and summary with robocopy.exe
I'm using Robocopy and just want it to output the header and summary, hiding everything else. I've looked at the Robocopy syntax and have tried: /NC /NFL /NS /NDL /NP
However I'm still getting this:
...
0
votes
0answers
14 views
Syntax error 177 on Raspberry Pi SD flash attempt on Mac OSX
I am trying to create and flash a SD card (14GB Ultra) on Mac using OSX using the outline in Raspberry pi for Dummies! After entering system password and pressing enter I get this:
...
0
votes
1answer
104 views
Match (highlight) invalid Hungarian notation variables syntax
We follow our own defined coding standard (Hungarian notation) as per our checklist, using Notepad++:
Check that all variables are valid according to Hungarian notation identifier naming convention, ...
0
votes
2answers
116 views
Microsoft Word font changing based on Java syntax?
So I'm making my own study guide for the SCJA (Sun Certified Java Associate) exam. Basically what I am doing is
Reviewing the stuff on the McGraw Hill study guide, and then
Typing up notes about the ...
0
votes
1answer
267 views
eclipse non-extension file syntax highlight
Computer software question: I have bash files that have no extension. How can I have its syntax highlighted in
Eclipse. I already have ShellEd installed. Thanks.
0
votes
0answers
90 views
What is the syntax of Apache's configuration files?
I'd like to know what the syntax of Apache's configuration files is. Particularly, quoting. Ive read this section:
http://httpd.apache.org/docs/2.2/configuring.html#syntax
And thought it left out a ...
