I have compiled on my SLES 12.3 g++ 7.3 into the /FaF directory and glibc 2.27 is installed into the /FaF/glibc directory. Compiling this very simple program with g++ -c testAbs.cpp -I /FaF/glibc/include fails horribly: See the long error list. Below I inserted the first 15 lines – in total there are mo…
Changing Kafka Host name entry in zookeeper and persisting it across storm topology restart
Background 6 node Kafka Cluster 3 node Zookeeper Cluster 3 node Nimbus Cluster Apache Storm Worker hosts dynamically adjusted using amazon spot fleet Scenario For a particular topology for a given partition it subscribes to, the Zookeeper entry looks as follows {“topology”:{“id”:”…
Is every command handled differently in input redirection in a shell (linux)?
For example wc -l filename would print out for example “3 filename”, while wc -l < filename would print out only “3” disregarding “filename”. This means there must have been some program that got rid of “filename” with the addition of input redirection “…
Saliency Model – BMS (having error setting up)
I have downloaded a saliency model called BMS “Exploiting Surroundedness for Saliency Detection: A Boolean Map Approach” from here – available online. The code has been implemented and tested on Windows. I am trying to set up on my machine (Linux Mint), by reading the instructions given insi…
Installing node-gyp offline
node-gyp has millions of threads regarding offline installation issues, however, none of the solutions worked for me. I’m trying to install node-sass-chokidar actually, which depends on node-sass and therefore depends on this package. I’m working on Ubuntu 16.04. Due to the pc being offline, I can…
SIOCGIFCONF return only loopback interface
I want to get all network interfaces names present on the system. For system portability (Android included) I decided to write a method that performs this task using ioctl because I think (probably wrongly) that ioctl is one of the best for this task. So I wrote this code But the problem is, that it returns o…
No cursor motion capability occurs when startup linux script execute minicom script with at commands
I have created a startup Linux script for a board that runs Debian jessie Armbian 8.1. I need at startup to run at command in a modem attached to it via USB interface. I’ve put the script inside rc.local: In the folder Script I have a script: The at_command contains: The issue is that when I run the scr…
How to load native library (.dlls) from a java application running on linux?
I have a java application in ubuntu, java application uses a jar. This jar uses some native libraries(.dll). System.loadLibrary(“my_native_library”) is used in the jar to load required libraries. In linux it tries to load an .so file means here my_native_library.so, but I have my_native_library.dl…
Linux – auto restarting with sleep
Current code of mine is I don’t have access to a linux box right now and only way to do my request will be made on the live server and I don’t want to test and jeopardize something, so I would be happy if I could get some help Is this the way it should be if I want my
bash list postgresql databases over ssh connection
I am doing some work on a remote Postgresql database. When I log into the server this command works on bash: $ psql -c “l” Remote login over ssh is possible using: But why doesn’t it work from this command? This is working, also “psql -l” but I don’t understand why I have t…