• Remote Repository not found – Git push error

    “remote: Repository not found” – I encountered this error while pushing a code change to the repository. remote: Repository not found fatal: repository ‘https://github.com/techglimpse/Qiskit.git/’ not found Solution: If you see this error while pushing a code change to the repository, it means that the repository does not exist or you…

  • ECONNRESET Error while executing Expo build:android

    I recently started learning to build Android Apps using React Native. During the course, I have to set up the Expo, an opensource platform for building native applications for Android, iOS and Web using JavaScript and React. The platform will handle the majority of work in building, deploying, and iterate…

  • How to Add Custom Attribute to WordPress menu item

    Here’s an issue that I recently solved on my client website. The WordPress navigation menu has a dropdown that works perfectly fine in desktop browsers, while on mobile – if I click on the drop-down arrow, the menu expands and does nothing when the menu text is clicked. The solution…

  • ModuleNotFoundError: No module named ‘IPython’ [Fix]

    Question: I got this error “No module named IPython” while executing a Python program. The complete error message is below. Any idea of how to fix the same? $ python san.py Traceback (most recent call last): File “san.py”, line 2, in <module> from IPython import get_ipython ModuleNotFoundError: No module named…

  • No module named Cython and Running cythonize failed [Fix]

    I have been using Websockify to allow the browser to connect to any application or service on a Linux machine. This involves setting up Websockify server that translates the WebSockets to the normal socket and enables the traffic to follow between the client and the server. Installation of Websockify is…

  • Cannot compile Python.h – Websockify installation Error

    Question: While installing Websockify, I encountered the error: SystemError: Cannot compile Python.h.  Below is the complete error #python3.6 setup.py install […] SystemError: Cannot compile ‘Python.h’. Perhaps you need to install python-dev|python-devel. Note: As there was no yum repository that provided Websockify binary for PPC64LE (including the remi repository), I had…

  • phpize configure error: cannot find sources (config.m4)

    Question: Trying to install one of the PHP extension from the source. I ran phpize command and encountered the error “phpize configure error: cannot find sources (config.m4)“. Below is the complete error message: #phpize Cannot find config.m4. Make sure that you run ‘/usr/local/php/bin/phpize’ in the top level source directory of…

  • Install MySQLnd extension for PHP 7.2.3 on PPC64LE with CentOS 7

    I had installed PHP from source on PPC64LE with CentOS. I had enabled the MySQLi extension during configure options. For certain portions of my web app development, the MySQL connection functions weren’t working. I learned MySQL Native driver is the recommended client library option, as it results in improved performance…

  • Error Cannot find OpenSSL’s [PHP Extension mysqlnd]

    While installing mysqlnd PHP extension, and when the configure script is executed, I encountered the error – Cannot find OpenSSL <evp.h> Below is the complete error message: [root@terra-node-01 mysqlnd]# ./configure […] checking for X509_free in -lcrypto… yes checking for pkg-config… /bin/pkg-config configure: error: Cannot find OpenSSL’s <evp.h> Solution: Cannot find…

  • Install phpseclib packages Net_SSH2 and Net_SFTP on PPC64LE with CentOS 7

    I was deploying a web application on PPC64LE architecture with CentOS 7. As the machine wasn’t set up with web hosting packages, I need to set that up first before deploying the application. Unfortunately, the yum repository consisted of quite old packages for this architecture, and installing the latest package…

  • Jitsi: Error obtaining Microphone/Camera permission on Google Chrome

    You all would have read our article on Privacy concerns using Zoom for your official meetings and to a certain extent how to secure it by following the best practices to secure your zoom meetings. My company MD asked to find a solution which could be of our own deployed,…

  • Progressive Web Apps (PWAs) soon boot up at Windows Startup!

    Google has quietly unveiled a minor upgrade that’ll soon make a substantial change in how PWAs are going to function on startup of your computer. We suggest you keep a close eye on all the new experimental feature flags that come out in chrome because they’re exciting and you get…

  • Divi Builder Timeout and Unknown Error [Fix]

    If you are a regular reader of Techglimpse, then you might have read my previous articles on Divi and understood that I’m a big fan of Divi Builder. Here’s another tutorial on Divi that explains how to fix “Divi builder timeout error or Unknown error has occurred. Please try again later.”…

  • 502 Bad Gateway Error NGINX [Solution]

    How do you feel when your client WhatsApps a screenshot of his website that says 502 bad gateway NGINX error? Nothing can be worse than this (to start your day), isn’t it? While I wish you shouldn’t be starting your day like that, I’ll explain how to recover if you were…

  • Add Overlay Text to Video using PHP-FFMpeg

    I recently learned how to add an audio track to the video using PHP-FFMpeg. Now I wanted to add overlay text to video. The FFmpeg command-line tool accepts drawtext filter using the libfreetype library.  The catch is, everything that’s possible in the FFmpeg command-line is not possible in PHP-FFMpeg, but this one…

  • PHP-FFMpeg: Allow multiple input files (Add audio to the video)

    My recent assignment was to develop an online video editing software similar to Biteable, Moovly etc..Well, I knew I could  use PHP-FFmpeg library that allows me to write PHP script and that can interact with ffmpeg installed on the system. One of the requirement in the project was to add an…