0
votes
0answers
32 views
Redirection from files using operator < in C
I wrote a program that simulate the bash command in Linux, in C.
It works perfectly with inputs from the keyboard, meaning:
application > file: redirect stdout of app to file(write output to ...
0
votes
1answer
20 views
Need reference on the usage of bist commands
I have an embedded device that has bist on it. During boot up I can stop in uboot and get into bist. When I do helphere I see a list of commands. I am however unable to use them because there is not ...
3
votes
1answer
71 views
How to test the touch screen on embedded devices like iPhone / iPad / Kindle? [closed]
I want to test the touch panels on embedded devices like iPhone, iPad and Kindle against following criteria:
Do a gesture, like tap, swipe, pinch ( zoom in/out) 10000 times and validate that every ...
3
votes
1answer
113 views
+100
How can I test the RAM for data corruption on an ARM-based system?
I have an embedded device. It is ARM based, with Linux 2.6.31 and has 256 MB RAM.
I wanted to get some ideas/tips on what is the most effective way to test the device RAM for data corruptions. Is ...
-6
votes
1answer
45 views
Linux: create list of text with multiple operators
I want to make a list like this:
7785237_770x770_de3b540dc13ed50023d17854513b40aa07e50a6a
732308_770x770_ec5c344c0114011a5306b31142ff9b001813f6d6
...
0
votes
0answers
33 views
How can I compile getopt and getopts separately? [migrated]
I am looking at the source for bash, and I was able to create a getopts.c using the mkbuiltins executable. Now I am trying to create separate getopt and getopts binaries. How can I go about doing ...
0
votes
1answer
25 views
Fedora 7 server export in .bashrc not getting set
I'm trying to set the JAVA_HOME environment variable in my .bashrc but every time I log back in it gets unset again to its original value, below is my .bashrc file
# .bashrc
# User specific aliases ...
0
votes
4answers
57 views
Renaming files works, but soft links point to the old names. How can I fix that?
For example, I'm renaming many files inside a tree like this:
[bash]$ for file in `find . -name "*gsf*"`; do `mv $file ${file/gsf/msf}`; done
That renames all the instances of "gsf" in file names ...
7
votes
3answers
77 views
Change the color of the file name text
I am writing scripts to initialize and configure a large system with many components.
Each component has its own log file.
I would like to change the color of the component file name to red whenever ...
2
votes
3answers
67 views
How to insert tab character in “dialog”?
I'm using the linux "dialog" utility to create a simple UI.
However, there is a text in infobox and I want to insert tab characters in order to properly align the text.
But it seems, that dialog ...
1
vote
1answer
69 views
What is the difference between $var and “$var”? [closed]
Possible Duplicate:
$VAR vs ${VAR} and to quote or not to quote
I assigned a variable var a value as follows:
pradeep@pradeep-laptop:~$ var="Pradeep
> is
> a good
> boy"
...
3
votes
2answers
115 views
How can I force a bash loop to end if it runs x times in x seconds?
I'm trying to grab batches of input from a remote pipe via ssh. My script below works ok, but I would like to add some sort of check into it so that if something were to go wrong or break the loop ...
2
votes
1answer
71 views
Replace variable read from a text file (so they can be interpreted)
I tried several stuff with not luck so maybe one of you experts can help me (I hope!).
I want to store in a text file some select statement that contain variables like a date:
$ cat res.txt
select ...
0
votes
4answers
241 views
Is there a difference between sudo su - root and sudo -u root -H /bin/bash?
Like title says, is there a difference between these two commands :
sudo su - root
sudo -u root -H /bin/bash
I'm using GNU/Linux, if that makes a difference.
0
votes
1answer
114 views
Connecting various process attributes reported by top, ps, /proc/pid/statm, /proc/pid/status, /proc/pid/smaps [closed]
Here are some of the common attributes I figured out:
top(VIRT) , smem(VSS), /proc/pid/statm (1st entry in pages), /proc/pid/status (VmSize), ps(VSZ)
top(RES) , smem(RSS), /proc/pid/statm (2nd entry ...
