Solved: Cannot initiate the connection to in.archive.ubuntu.com:80
When we were trying to install a new package and needed to perform apt-get update, we got … Read more
Lynxbee topic
lynxbeedev
Fixed: “virtualenv”: No such file or directory
When we were running some python based test applications, we got following error, Solution : This problem … Read more
The “history” Command in Linux
The “history” command in Linux is used to get previously used commands. As the name suggests this … Read more
How to copy File and Directory in Linux ?
The “cp” means copy in Linux. This “cp” command is used to copy the files and directory … Read more
The “find” Command in Linux
What is find command? The find command is used to search and locate the list of files … Read more
The “pwd” Command in Linux
pwd is a short form for “Print Current/Working Directory” in Linux. As its name suggests this command … Read more
The “cat” command in Linux
“cat” is derived from “concatenate” in Linux. This command is used to view the content of the … Read more
The “ls” Command in Linux
We use the “ls” command to list the files and directories on Linux based operating systems. “ls” … Read more
The “echo” command in Linux
What is echo command? The echo command in Linux is used to display text string that is … Read more
The “rm” Command in Linux
The “rm” command is used to “remove” or “delete” files in Linux. By typing command “rm filename” … Read more
Block Websites on Home Wi-Fi Without Fooling Yourself
A router can block domains for a whole household, but encrypted traffic and alternate DNS paths make the result less absolute than many setup screens imply. Here is how to choose, test, and safely reverse the right control.
Lynxbee Is Where Engineering Questions Get Worked Through
Lynxbee is built for the moment when a neat answer is not enough: you need to understand the system, test the claim, and get unstuck without pretending uncertainty has disappeared.
Why Your WordPress Subscriber Numbers Disagree
Two subscriber totals can both be correct while describing different groups of people. Before clearing anything, identify the system, audience, filters, and update path behind each number.
A URL Should Survive Longer Than Your Site Design
An awkward URL is annoying. A careless attempt to repair one can be much worse. Here is how to decide whether a change is worthwhile and move without breaking the page’s identity.
Your Binary Left a Map—Here Is How to Read It
A linker map can explain the uncomfortable moment when a tiny source change makes a binary grow. The useful part is knowing which clues are addresses, sizes, inputs, or discarded code.
Fetch All Device Information From Android For Debugging
You can use some of our scripts to download all the information of android device. This will … Read more
Find and Replace in VIM Editor
Suppose we have a text file from which we want to search for string “hello” and replace … Read more
Solved: Fastboot Flashing Unlock is not allowed
If you try to unlock the fastboot flashing during the development using command, You may get an … Read more
Fixed : Flashing is not allowed in Lock State
When using fastboot, if we type below command, We may see an error as, Solution : First … Read more
A Raspberry Pi Image Is Not Just an ARM Disk
The hardest part is not starting QEMU. It is choosing an emulation target that matches what you actually need to test—and admitting what a virtual Pi cannot prove.
How to Decode Binary AndroidManifest.xml to Text ?
If you have some prebuilt android application apk for which you need to know what are the … Read more
Convert Android.mk to Android.bp
The source code which was developed prior to when Soong was introduced in Android build system, was … Read more
Fixed: has virtual functions but non-virtual destructor
If we have a C++ Class “MyLynxbee” declared in header file mylynxbee.h as below, and if we … Read more
How to Create a New File with Vim and Write Contents ?
Vim (Vi Improved) is a clone of Bill Joy’s vi text editor program for Unix. It was … Read more