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10.NameSpaces
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by pravjot December 14 002 OOPs using C++ with Eclipse on Linux permalink
kernel compilation failure
Its sudo apt-get install libdw-dev command

by madhu601 December 10 Query permalink
Kernel Compilation Issues
Error:- make[3]: *** [scripts/Makefile.host:131: scripts/gendwarfksyms/gendwarfksyms.o] Error 1 6 #include

Solution:-

sudo apt-get install libdw-dev

by tyagivivek1495 December 9 000 Linux System Administration permalink
kernel compilation failure
Use this command sudo apt-get install libdw-dev

by tyagivivek1495 December 9 Query permalink
kernel compilation failure
Use below command to install package sudo apt-get install libdwarf-devsudo apt-get install libelf-dev

by tyagivivek1495 December 9 Query permalink
kernel compilation failure
sudo apt-get install libelf-dev

by tyagivivek1495 December 9 Query permalink
kernel compilation failure
Use below command to install package sudo apt-get install libdwarf-dev

by tyagivivek1495 December 9 Query permalink
kernel compilation failure
Getting following error while doing kernel compilationHOSTCC scripts/gendwarfksyms/gendwarfksyms.oIn file included from scripts/gendwarfksyms/gendwarfksyms.c:12:scripts/gendwarfksyms/gendwarfksyms.h:6:10: fatal error: dwarf.h: No such file or dir…

by madhu601 December 9 Query permalink
Kernel Compilation Issues
Error :- *** No rule to make target 'debian/canonical-certs.pem', needed by 'certs/x509_certificate_list'. Stop.

For Ubuntu you need to disable Trust Keys scripts/config --disable SYSTEM_TRUSTED_KEYSscripts/config --disable SYST…

by tyagivivek1495 December 9 000 Linux System Administration permalink
Introduction to File objects in Python
Please put your doughts, queries, suggestions or any discussion...

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015. Introduction to File objects in Python

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by pravjot November 24 015 Python with Eclipse on Linux permalink
Polymorphism and Virtual Functions
Question 2 of Assignment on polymorphism

2_UARTDriver.cpp:26:23: error: cannot declare variable ‘c’ to be of abstract type ‘CommInterface’ 26 | CommInterface c;

| ^

Q2_UARTDriver.cpp:7:7: note: because the …

by utkarshraj273 November 23 002 OOPs using C++ with Eclipse on Linux permalink
Shell Scripting using Bash Syntax and Semantics.
$(command)

This command that is put in $(...) is going to run at the terminal (not in shell script)

by pravjot November 17 011 Shell Scripting using Bash permalink
Shell Scripting using Bash Syntax and Semantics.
Examples|# readthis is a\> next line.Examples|# echo $REPLYthis is anext line.Examples|#

If the input contains a backslash at the end of a line,it and the following newline are removed, andthe next line is read, joining the two lines.

by pravjot November 17 011 Shell Scripting using Bash permalink
Shell Scripting using Bash Syntax and Semantics.
Examples|# read varHello GuysExamples|# echo $varHello GuysExamples|# readWhere am i getting storedExamples|# echo $REPLYWhere am i getting storedExamples|#

If the read command is not given with any variable to store inciming data.Then the incoming…

by pravjot November 17 011 Shell Scripting using Bash permalink
01.Introduction to Debugging using GDB
All discussion, queries, suggestions related to Session...

01.Introduction to Debugging using GDB...should be posted here...

by pravjot November 15 050.Debugging using GNU GDB permalink
14.BuiltIn Data Types - List
Limiting the NumbersExceeds the limit (4300 digits) for integer string conversion; use sys.set_int_max_str_digits() to increase the limit

by pravjot November 10 015 Python with Eclipse on Linux permalink
Installing Google Chrome in Ubuntu
The most common and robust way is to download the official .deb package and install it via the Terminal.

Here is the step-by-step process using the command line:

Install Google Chrome via Terminal

Open your Terminal by pressing Ctrl + Alt + T and…

by pravjot November 10 000 Linux System Administration permalink
8. What is the purpose of the `semget()` function in System V semaphores
the primary purpose of semget() s to get the sem id which is used to perform various operations on the semaphore set;Key parameters:key: it the unique identifier of semaphore set of type key_t which is the combination of file path and project identi…

by dshikha492 November 5 003.10.Synchronization Techniques. Semaphore permalink
4. What are System V semaphores, and which API functions are used
System V semaphores are part of IPCs used to control access through different processes.api: semget(),semop(),semctl().

by dshikha492 October 29 003.10.Synchronization Techniques. Semaphore permalink
3. Describe the P (Wait) and V (Signal) operations in semaphores and explain their purpose.
wait operation: if the counter is greater than zero, it will decrement by 1 and allow the process to proceed and it is be blocked once the counter reaches 0 and remain blocked until the counter becomes positive again.signal: when counter starts incr…

by dshikha492 October 29 003.10.Synchronization Techniques. Semaphore permalink

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