There is no direct function for this in my knowledge. But it can be done easily like so. if ( mb_strlen( $string, ‘ASCII’ ) === mb_strlen( $string, ‘utf-8’ ) ) { return true; }
Author: Abhineet Mittal
Abhineet is IIM Alumnus and Founder of popular Digital Publishing Platform, Sahityapedia. He is a technology enthusiast by hobby & an avid reader.
The state of automobile dealerships in India
My father had a "not-so-great" experience during routine service of his two-wheeler vehicle at a Honda service-center at my hometown. And it is the same for most dealerships and service outlets of major automobile companies in Tier-2 and Tier-3 cities in India. These dealerships are operated as local businesses and though they adhere to company…
Sending JSON with data Javascript Fetch
An important reminder to include following header while sending data in Javascript fetch() call in JSON format. Also, do not forget to use JSON.Stringify(). var data = { some_data: ABC}; headers: { ‘Content-Type’: ‘application/json’, }, body: JSON.stringify( data ), This is not needed if you are creating a form data object and appending data to…
Disable RSS Feed Pages in WordPress
To disable RSS feed pages in WordPress, hook into the action filters provided for each feed page function and then redirect to the home page. // Disable RSS feed pages add_action( ‘do_feed’, ‘disable_rss_feed_pages’, 1); add_action( ‘do_feed_rdf’, ‘disable_rss_feed_pages’, 1); add_action( ‘do_feed_rss’, ‘disable_rss_feed_pages’, 1); add_action( ‘do_feed_rss2’, ‘disable_rss_feed_pages’, 1); add_action( ‘do_feed_atom’, ‘disable_rss_feed_pages’, 1); add_action( ‘do_feed_rss2_comments’, ‘disable_rss_feed_pages’, 1); add_action(…
Safety & Liquidity of Debt Mutual Funds
Yesterday I wrote an article about Debt Mutual Funds. I got a few questions about the liquidity and safety of a particular fund. So, I am adding a few more points. Many Debt Mutual Funds like Nippon, Axis and HDFC offer instant redemption and you get the money within 30 minutes. Safety of money means…
FDs are destroying your wealth
If you are still making FDs of your monthly savings, you are destroying your wealth. Interest on FDs is taxable. That means the current interest rate of about 5.5% effectively gives you ~3.8% return on your money (Assuming you fall in the highest income tax slab). With more than 6% inflation, your money is losing…
A useful tip to save upto Rs.15k in tax: Section 80TTB for Senior Citizens
As we are just 2 days away from the last date of filing income tax return, here is a useful tip to save upto Rs.15k in tax. If you are helping out a senior citizen in filing their Income Tax Return, do not forget section 80TTB which allows Rs.50k deduction on their interest income from…
WordPress adding slashes in POST requests
WordPress adds slashes before quotes even if we do not want to use magic quotes. To solve this problem, you can use either of the following two functions on the values returned from POST requests- wp_unslash stripslashes_deep References: https://developer.wordpress.org/reference/functions/wp_unslash/ https://developer.wordpress.org/reference/functions/stripslashes_deep/ https://core.trac.wordpress.org/ticket/18322
How to disable translation pop-up on website in Google Chrome
Google Chrome on Android tries to show pages in user’s preferred language by continuously showing translation pop-up on each page load. This happens when website content is in a different language than user’s preferred language. But this creates issues in user experience by hiding bottom content on website. My site had fixed bottom navigation bar…
How to Modify Title Tag in WordPress
I always missed a function to directly change the title tag in WordPress template. But here is a function which can do that for you. function modify_title( $new_title ) { add_action( ‘pre_get_document_title’, function( $current_title ) use( $new_title ) { return $new_title; }, 9999 ); } Please note that this function uses use keyword to bind…
Restrict number of selected checkboxes in html
This code will restrict html multi select input to given number. document.addEventListener( “click”, function( event ) { if ( event.target.matches( ‘.input-checkbox’ ) ) { var inputCheckboxes = document.querySelectorAll( ‘.input-checkbox[type=”checkbox”]:checked’ ); if( inputCheckboxes.length > 3 ) { event.preventDefault(); alert( ‘You cannot select more than 3 categories for a post.’ ); } } } );
WP_Query by URL for Infinite Scroll in WordPress
I was trying to create an infinite scroll in WordPress. All I wanted was to parse the next page url without making any changes to the code so that the code becomes interoperable with the pagination templates. To achieve that, instead of passing custom query parameters to the API, I decided to parse the next…
MySQL Disk Size Issue
I was facing a strange issue on one of my servers. Storage was getting full even when I did not upload any extra files. Turned out it was a MySQL logging issue and got resolved only when I disabled logging. References: https://www.christophe-casalegno.com/mysql-how-to-purge-binary-logs-when-you-have-no-space-left-on-device/ https://www.alittleofboth.com/2020/04/droplet-out-of-disk-space/ https://www.digitalocean.com/community/questions/where-did-my-disc-space-go
JPG Image Compression
When you upload images to Facebook or Whatsapp, you must have noticed a reduction in size and quality of the image. Though the image looks fine on most devices, its size get reduced by over 95%. The reason is compression. It is recommended to compress the images before uploading them to your blog or website….
Why click event not working on SVG
I created a simple menu with SVG icons and to my surprise, clicking on the icon was not taking me to the linked url. It turned out that as SVGs are independent HTML objects, the target element is actually nested path. So, it does not match with the clicked element and thus click event listeners…
Add event listener on SVG element
I was facing problem while adding event listener to an svg element. Then I added event listeners to both svg and path tags, and it worked.
When my boss told me not to prepare for CAT
"Don’t prepare for CAT if you want to succeed here." Those were the words of the manager of my first project. I was a fresher B. Tech graduate in my first job and had joined my first project along with a few others. Our manager called us into his cabin for a casual introduction session….
Will electric cars ever succeed?
Many people think that electric cars cannot replace petrol cars due to high charging time and low battery capacity. Range anxiety is a big issue with electric cars today. This reminds me of the range anxiety of smartphone batteries we had just a few years ago. While traveling, we were always worried about whether our…
Startups going back to the old models
Life comes full circle! Big EdTech startups who created so much hype about online education are returning to the offline coaching center model. Similarly, we are returning to the auto-rickshaws from the golden days of on-demand app-based cab services. Raising and spending investors’ money may be necessary for fast-paced growth, but it is equally important…
Beauty of randomness in life
I do not mean to offend anyone but lately I have observed a peculiar trend in my LinkedIn feed. A lot of people are posting random stories about small instances from their daily life and trying to create analogies with something meaningful to bring out great learnings out of that. To be honest, sometimes these…