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Search: Posts Made By: Ilja
13,986
Posted By Ilja
Now, here's my problem. I'm trying to unlock my...
Now, here's my problem. I'm trying to unlock my encrypted system disk in Ubuntu 10.10. Sometimes I want to enter the passphrase via SSH and sometimes locally. Here's the piece of code that needs to...
13,986
Posted By Ilja
So, I made this code, but it's not working and I...
So, I made this code, but it's not working and I have no idea why.

#!/bin/sh

read VAR < /dev/input/event3

if [ -n "${VAR}" ]; then
echo "Key pressed"
else
echo "No key pressed"
fi...
13,986
Posted By Ilja
None of those solutions will work. It's an...
None of those solutions will work. It's an initramfs script I'm working on, so there will no X11. I guess there is no simple solution to my problem. Thanks anyway.
13,986
Posted By Ilja
sh: Detect key (CTRL/SHIFT/CAPS LOCK) state?
I'm trying to write a shell script that runs periodically and if I'm not at the keyboard, it should do one thing, but if I am at the keyboard, it should do another thing. Therefore I've decided that...
16,674
Posted By Ilja
So, the delimiter can be any (single-byte)...
So, the delimiter can be any (single-byte) character? I never knew that. Thanks a bunch!:b:
16,674
Posted By Ilja
Expand an environment variable in sed, when the variable contains a slash
I'm trying to make a sed substitution where the substitution pattern is an environment variable to be expanded, but the variable contains a "slash".
sed -e 's/<HOME_DIRECTORY>/'$HOME'/'This gives me...
5,949
Posted By Ilja
PHP: preg_match_all with multibyte characters?
Hi! I'm trying to separate text into sentences, like this:
$pattern = "/[A-Z]([a-z]|[[:space:]]|,)*[\.\!\?:]*/";
preg_match_all($pattern, $text, $matches);
This works fine unless the text contains...
1,970
Posted By Ilja
Python: $PYTHONSTARTUP ignored
I have the $PYTHONSTARTUP variable set to ~/.pythonrc which contains what I need to have tab completion in the python shell, but when I run python nothing happens. It seems the $PYTHONSTARTUP...
4,237
Posted By Ilja
"Ett äpple." should match.
"Ett äpple." should match.
4,237
Posted By Ilja
PHP: preg_match_all with multibyte characters?
Hi! I'm trying to separate text into sentences, like this:
$pattern = "/[A-Z]([a-z]|[[:space:]]|,)*[\.\!\?:]*/";
preg_match_all($pattern, $text, $matches);

This works fine unless the text...
1,951
Posted By Ilja
Help with options and arguments to a script
I'm trying to write a script that accepts both arguments and options, e.g.

./script -h 1 -m 15 -s 30
[list of arguments]

or

./script
[list of arguments] -h 1 -m 15 -s 30

I'd like for...
29,328
Posted By Ilja
Thanks!
Thanks!
29,328
Posted By Ilja
Sed one-liner to print specific lines?
I need to print specific lines from a file, say 2-5, 8, 12-15, 17, 19, 21-27. How do I achieve this?
3,457
Posted By Ilja
Nice to know. Thank you.
Nice to know. Thank you.
3,457
Posted By Ilja
I solved it echo ${!BAR}
I solved it
echo ${!BAR}
3,457
Posted By Ilja
Evaluate the value of a variable?
I have variables:
FOO="Text"
BAR="FOO"

I'd like to be able to evaluate the variable named as the value of $BAR.
echo $FOO
Text

echo $BAR
FOO

This is what I'd like to do:
echo ${$BAR}...
2,826
Posted By Ilja
Nice! Thank you!
Nice! Thank you!
2,826
Posted By Ilja
ThisIsAPascalStyleIdentifier ->...
ThisIsAPascalStyleIdentifier -> This_Is_A_Pascal_Style_Identifier

The problem is that amongst these identifiers are those that already are the correct case, and some of the identifiers have...
2,826
Posted By Ilja
Putting a character between two other characters?
I need to separate Pascal style identifiers (TheyLookLikeThis) into words separated by an underscore (_).
I've tried sed 's/[a-z][A-Z]/&_&/' but this won't work (obviously). I'd love some help.
Forum: Programming 01-26-2009
4,265
Posted By Ilja
This is actually what I'm trying to do: ...
This is actually what I'm trying to do:

Keyword1 Keyword2 IdPrefix_IdBody_IdSuffix

I want to check that "Keyword1" is actually followed by "Keyword2" etc.
Lines like these should be rejected:...
Forum: Programming 01-26-2009
4,265
Posted By Ilja
Tools for writing a simple syntax checker?
I'm trying to write a small utility for syntax checking. I've tried using Flex/Bison, but these seem too advanced for my task. A simpler tool would be appreciated.
2,799
Posted By Ilja
Thank you a lot!
Thank you a lot!
2,799
Posted By Ilja
Removing duplicates from log file?
I have a log file with posts looking like this:
[arrival time]-[message]-[id number]

Messages can be delivered by different systems at different times. The id number is used to sort out duplicate...
7,871
Posted By Ilja
Python: Bind to port 80 as root, then drop privileges?
I have written a small web server in Python, and now I would like to run it on port 80, but in order to be able to bind to a port below 1024 I need to have root privileges. I don't want to run the...
23,989
Posted By Ilja
This works perfectly. echo "command" | netcat...
This works perfectly.
echo "command" | netcat 100.100.100.1 8080
Unfortunately I don't have the luxury to assume that every system that needs this will have netcat. Still in trouble.
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