Is it difference between this commands? In addition then why in second command uses -i(Interactive) and -t(TTY)? Answer docker container run is equivalent to docker run, as well as nearly all docker container commands can be found without container subset. About -it. t creates console (tty), and i forwards yo…
Live Linux grep script – only print positive results
I try to code a bash 4 (or sh, if that’s possible) script that does the following: 1st parameter: the path to the compressed modules to search, could be “.” 2nd the search pattern to look for The script so far looks like this (be aware that it is not foolproof, it not checks if both paramete…
How to use pycharm venv at cross-platform (at linux – windows etc..)?
I have created a virtual environment in pycharm on windows. I’ve cloned the project to a linux machine running Ubuntu 18.04 and tried creating a venv with same name at linux (I overwrote it with virtualenv venv) but I had to install requirements again. Is there an any way run this existing venv to linux…
Adaptation from old init_timer to new timer_setup
I have been trying to port a driver from 2.6 to 4.X without support from the original board manufacturer (and very limited Linux experience). The original driver uses init_timer() and passes in a pointer to the timer_list structure. That timer_list structure’s data element was set to a pointer to anothe…
Debian 9.4 (stretch) change UART4 baud rate to 9600
I researched and tried a lot updating uart4 baud rate of Beaglebone green running Debian 9.4, but could not succeed. I am not even sure whether uart4 is enabled in Debian 9.4. As per am335x-boneblack.dts, uart4 is disabled and clock-frequency value is 0x2dc6c00 (this is for baudrate 115200 I guess). Answer I …
Extra percent sign appears in echo bash
I’ve got the following script below which is supposed to demo CPU utilization: For some reason, when the percentage is echoed out, two percent signs appear instead of the last digit of the number and a percent sign. For example, the output is sometimes 2.7%% instead of 2.72%. Everything works fine when …
compare two excel sheet and print the difference?
I have two excel sheet (sheetA and sheetB) and I need to compare one column from sheetA with sheetB and print the difference. sheetA sheetB I need to compare “Account Number” with “Customer Number”. All account numbers from sheetA should be present in customer number in sheetB and if s…
Reason for collapse of memory bandwidth when 2KB of data is cached in L1-cache
In a self-educational project I measure the bandwidth of the memory with help of the following code (here paraphrased, the whole code follows at the end of the question): BLOCK_SIZE is choosen in such a way, that a whole 64byte cache line is fetched per single integer-addition. My machine (an Intel-Broadwell)…
How can i use a pre installed Intellij Idea that was installed on Windows 7 now on linux?
I have a pre-installed IntelliJ IDEA 2018 with all my code running on it on Windows 7. I want to somehow use the same version of the installation instead of reinstalling the software again on linux and setting up all the libraries and the paths to my code again. Is there a way that i can use that installation…
How to disable encoding in a text-editor?
This is such a basic question I am surprised I could not easily find an answer to it: I use Notepad++ to write my scripts in. Someone sent me some code for a shell script (.sh) that I could modify to suit my needs. I simply changed a small bit of text using Notepad++ (on Windows) and used FileZilla (SFTP)