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An Example of Boost Fiber
A fiber is just a thread implemented in user space. Fibers are easier to reason about and have advantages such as much cheaper context …Insert credentials from environment into remote url when `git push`
You are on a remote server. You don’t want to store your credentials on that machine. You can temporary export your credentials as …Fixing 'cmake: symbol lookup error: cmake: undefined symbol: archive_write_add_filter_zst'
I get the following error during build. I think it is specific to CentOS-8. $ cmake -DCMAKE_BUILD_TYPE=Release .. && make cmake: symbol …Using Jekyll docker image to build your site
Update: I no longer use Jekyll. I use Hugo now. I usa Jekyll to build this site. Recently, I switched to Manjaro Linux which has ruby-3.0 by …Vernaculars are not facing external threats
Let me add some context first. I am a native Hindustani speaker who spent most of his life in Southern India. I consider myself south Indian …All you needed to know about MFCC
See answers by Amir Poorjam on RG https://www.researchgate.net/post/Why_we_take_only_12-13_MFCC_coefficients_in_feature_extraction He has …cv2.imwrite/cv2.imread are faster than np.save/np.load on numpy matrices with integers
In one of the ongoing projects, I generate a lot of small matrices (~1000 entries). These are often written to the disk and read from it. I …Convert webm file to WAV
Download the following script. Make sure you have ffmpeg installed on your system.Farm Bill | Err on the side of caution
My father is a farmer. He works and lives in western U.P., a relatively prosperous area in terms of ground-water and road connectivity. He …Review of small microcontrollers for embedded systems | The Amazing $1 microcontrollers
Look no further! https://jaycarlson.net/microcontrollers/ (Wayback Machine link) has the most exhaustive review of µC I’ve ever read. And …Generate Android Bundle (.aab file) for a Cordova app
Cordova 8.1+ supports generating Android Bundle (.aab file). Usually cordova generates an .apk file for your app. Playstore often warns …Getting X11 (XQuartz) to work on OSX
Today I finally managed to get XQuartz to work on a mac mini. I use this machine as server to test my code for OSX. Its a horrible machine …argmax in pure Python
Python does not have an inbuilt argmax function. numpy does. Here is one implementation. def argmax(ls : list) -> int: _m, _mi = -math.inf, …Adding google-analytics to your vue application
I am using Google’s global site gags (gtags) on my framework7+vue application to collect data. The gtag official documentation has an easy …fd is an awesome replacement of find command
Recently, I came across fd command. It is written in Rust and suppose to replace find command. fd is amazing, PERIOD. It has much better …Installing neovim on any Linux machine e.g. a shared hosting server
Once in while, I need to edit files on a shared hosting server. I have ssh access but no permission to install anything (dah! it’s shared …Debugging python extension in gdb
$ gdb -ex r --args python myscript.py If you are using virtual environment then you are likely to run into the following error. …Saving Blob to a file
Create an url from a Blob using createObjectUrl. Create an element with tag a and use the url generated above. Set properties such as …Awesome Vue : A personal list
To automatically create links from raw url and email links in v-html directive, use vue-linkify. Create a custom directory such as …Convert letter to image
TLDR: α -> You can download the script from here. This scripts accepts a letter such as A, σ, हिॆ etc. By default, this script uses …In Python3, converting slice to range
If you want to override [] operator in Python, you may need to handle slice as well. For example in the following __getindex__ method which …Dense Associative Memory
John Hopfield in 1982 proposed a neat idea. It was a network that could store memories and recall them when presented with a partial cue. …Managing multiple versions of Python using pyenv
I recently discovered pyenv. I think it’s cool. It lets me setting up Python version easily on my Linux box. It is not written in Python and …How to Fix or Get Rid of "Briefly Unavailable for Scheduled Maintenance" message in WordPress
Reason: During the update of a plugin or a theme, you refreshed the page, moved to another page, or the upgrade failed due to some other …Fix "LaTeX Error: File `flushend.sty' not found."
Install package texlive-sttools. I am using OpenSUSE at the time of writing this post. $ sudo zypper install texlive-sttoolsWhere is the center of mass of India?
You want to lift India on your fingertip. You have already sliced the country using a cosmic knife 1 km below the sea level. Where would you …How do we remember for so long?
Recently my paper was published in eLife. It deals with an important question: How do we maintain long-lasting memories?. The eLife feature …Making figures with TikZ/pgfplots for scientific publishing in Biology
I am a heavy user of matplotlib but secretly I am in love with tikz (well who isn’t!). I’ve been training myself with tikz and pgfplots for …An optical illusion
Today while working, I notice something weird in my terminal. Here is a screenshot of it. Focus near 0.064 in this stream. Do these lines …Deleting snapshots using snapper (openSUSE)
First list the available configuration. [dilawars@chutki ~]$ sudo snapper list-configs Config | Subvolume -------+---------- root | / List …Fixing git clone over https - Server certificate verification failed
As soon as I try to clone using git clone https://gitlab.subcom.tech/subcom/voicedb, I run into the following problem: …Online store for electronic parts
For a person without deep pockets, finding good quality electronic components is a big challenge. There are usually two options: go to the …