Semaphore Basics
Semaphores provide a mechanism for synchronizing processes and threads. The basics of semaphores are explained with examples.
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October 2, 2018
POSIX message queues in Linux
POSIX message queue calls for interprocess communication (IPC) between processes are explained with an example of server and client programs in C under Linux.
October 2, 2018
System V message queues in Linux
Message queues provide a mechanism for inter-process communication. System V message queues are explained with example client-server programs.
October 1, 2018
Android: AdbCommandRejectedException getting properties for device
Debug connection problem between host and Android device, the ADB log error being AdbCommandRejectedException getting properties for device.
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September 30, 2018
Error while loading shared libraries: libz.so.1
Solution to the error while loading shared libraries, libz.so.1, while building a project in Android Studio is listed.
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September 30, 2018
Unable to establish a connection to adb
Unable to establish a connection between a project under Android Studio and adb. Solution to the problem is given.
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September 30, 2018
Invalid Gradle JDK configuration found
Solution to the "Invalid Gradle JDK configuration found" problem faced while opening an Android project in Studio is given.
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September 30, 2018
FIFOs in Linux
Any two processes can communicate using FIFOs in Linux. Interprocess communication using FIFOs is explained using a client-server example.
September 30, 2018
Pipes in Linux
The pipe is a fundamental interprocess communication mechanism in Linux. Interprocess communication using pipes is explained with an example.
September 30, 2018
fork and exec system calls in Linux
fork and exec system calls are used to create new processes to execute programs. fork and exec calls are explained with example programs.
September 30, 2018