A quicky demo for 0 to 127 only using OSX 10.14.6, default 'bash' version 3.2.x...
Called as [./]decimal2binary.sh <integer_from_0_to_127> ...
For values -1 to -128 take a look at using binary XOR "relative to zero" for example "-1" becomes binary "11111111"
Last edited by wisecracker; 11-23-2019 at 01:27 PM..
Reason: Added XOR research...
hello everybody!
I want to create a file with permissions for read, write, and execute to everybody using C, so I write this code:
#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
int main(){
int fileDescriptor;
fileDescriptor =... (2 Replies)
i have two lines in my rc.local file that are
wget -O/<path>/<file>.zip url://domain.com
unzip -o /<path>/<file>.zip
the wget works fine, but the unzip won't work. when i copy/pase the unzip line to the prompt it works fine. i thought that maybe the unzip was running before the wget... (0 Replies)
Hi,
from the manual
listen(2): listen for connections on socket - Linux man page
It has a parameter called backlog and it limits the maximum length of queue of pending list.
If I set backlog to 128, is it means no more than 128 packets can be handled by server?
If I have three... (3 Replies)
Hello dear users, here I have a script to manipulate .csv files that are like this originally:
And I need to make a script to delete certain fields. Each field is separated with a comma.
So, here is my script (at least a part of it):
Field $1 is composed of a name, and then a... (5 Replies)
Hello,
can someone please help me to fix this script,
I have a 2 files, one file has hostname information and second file has console information of the hosts in each line, I have written a script which actually reads each line in hostname file and should grep in the console file and paste the... (8 Replies)
Hi
I need help with my coding , first time I'm working with bash .
What i must do is check if there is 3 .txt files if there is not 3 of them i must give an error code , if al three is there i must first arrange them in alphabetical order and then take the last word in al 3 of the .txt files... (1 Reply)
Hi,
I have the following requirement.
There will be following text/line in a file (eg: search-build.txt)
PRODUCT_VERSION="V:01.002.007.Build1234"
I need to update the incremental build number (eg here 007) every time I give a build through script. I am able to search the string and get... (4 Replies)
Hello,
I am not sure, where I am missing in the scirpt, I am trying to grep few users from /etc/passwd file and if exists, I added line to echo as user exist, if not create it.
#!/bin/bash
for vid in v707 z307 z496 z163 z292 ; do
if
then
echo " $vid User exists "
else
... (2 Replies)
Hi
I am setting the variables like this :
setenv MODULE1 modem5__3
setenv MODULE2 modem5__2
setenv MODULE3 modem_ctrl_1_1
setenv MODULE4 modem_1_0
setenv COUNT 10
I am having a bash script as shown below
################################################
#!/bin/bash
for ((... (5 Replies)