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I'm following the list of [backward incompatible changes](https://www.php.net/manual/en/migration80.incompatible.php) while upgrading my code from PHP 7.4 to PHP 8. It says that `match` is now a reserved keyword. DaniWeb's matching algorithm has many instances of the variable `$match`, the function `match()` and even a class named `Match`. What do I need …

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I wanted to post something in Daniweb for a while but I didn't had anything new. Recently I decided to write a new implementation for websocket connections client side using Shared Web Workers. Shared Web Workers are supported today by most browsers for desktop but few for mobile devices , …

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Uh. Hi! I am sort of new here. I post maybe once in a blue moon. This place is honestly 100x better than StackOverflow. Anyway. I won't post my entire resume here but I will post relevant details. Graduated two years ago, currently *under*employed, but happy. No internships. My first …

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My online submission pages no longer work after upgrading to PHP v8. After pressing Submit, screen then turns white and no email sent with the submitted info. Screen is not supposed to turn white. After switching back to PHP 7.4, everything worked normally again. I have many online submission pages …

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Hi Wanted to utilize the php/mysql insert into the FPDI pdf export tool. I have it working just as plain text which is nice. But, i'd like to to have mysql place db entries into it. I've declared my sql connection, just using dreamweaver at the moment. I'm struggling to …

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So... I have a fully working code, but my boss asked me to add a button that downloads the table in excel format with the values from the database and I was like, *I can do that?* I also asked chatGPT but it has a character limit so it never …

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You may be familiar with apps such as Time Watcher. I'm looking forward to creating an application to be used on students' computers to control the amount of time one can be on a computer. When a student is given a computer, she will be allocated say 30 mins, a …

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I am having trouble showing the export buttons, it works perfectly if the data is not fetched from database with the basic example however they are not showing with my php code, I have included the script and necessarry files from https://live.datatables.net/kugajayu/1/edit. Please help, below is my script. <!DOCTYPE html> …

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Hello, i have an excel-file whith 2 sheets. There are much columns, but I need only a few of them. I want to delete some columns by name. I found this code but, I don´t know why it doesn´t work!?!? It tells me ".UsedRange" is wrong. Can you help me, …

Programming excel vb.net
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This is a simple zombie survival game, i need to have finished by tomorrow, and I am having multiple problems with vectors being out of range. I also need to change some stuff into classes and make inheritances. I have tried fixing the problems but no success so far and …

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H! I need to calculate the mean of the coverages of two types of particles that could be trapped on a square surface. They are particle #1 and particle #2. Such averages are taken after certain number of steps, for example, every 10 Monte Carlo steps, and considering a number …

Programming c c++
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Hello all, i am new here and i hope this is the right place to ask the python query, basically i am in the first year of engineering and i want to learn the python programming language. we all know that python is now a days very popular programming language, …

Programming python
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What are the top 3 most important things to consider for a successful ecommerce website?

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I've searched, but can't even find what to call this. Any links or code would help a ton. I want 8 main items to appear from a side-menu with 4 sub-items branching out to their right when clicked. As any sub-item is clicked, I'd like for 4 items below that …

Programming accordion menu navbar
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Hi has anyone seen an error like this before I believe it has to do with logging into a page using domain credentials but our logins have been converted to exchange online (PHP Fatal error: Uncaught TypeError: ldap_get_dn(): Argument #2 ($entry) must be of type LDAP\\ResultEntry, bool given in /var/www/html/folder/external/ldap.php:26\nStack …

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Hiya, It seems to me that if I put a condition on ```` mysqli_stmt_fetch($stmt); ```` to check if user credentials was ok enough for the data to be fetched, then the whole purpose of using the following function is defeated. ```` password_verify() ```` This is what I mean .. ```` …

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Hello Folks, How to rid GET METHOD from echoing the submitted webform's search button name in the destination url ? My site search page's url looks like this: http://localhost/Work/buzz/Templates/pagination_GET_METHOD_TEMPLATE.php When I click the search button, I am taken to same page ````$_SERVER['PHP_SELF'];````. Taken to: http://localhost/Work/buzz/Templates/pagination_GET_METHOD_TEMPLATE.php?search=&match=fuzzy&index=crawled_links_index&limit=1&web_search_button= NOTE the last part of …

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Hello Friends, I don't whether it's the right place to ask this question or not. Apologies if it's not the right place. I and two of my friends are working on a startup and now we are in a position to take the startup online. Currently, the major issue that …

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VB.Net never meant for games! it's more recommended for software developement, but hey why not have some fun. If anyone out there is looking to create an Angry Birds Game-like or a Simulator for throwing an object, you've come to the right place, this code will give you great start/push …

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I have a database which contains authors and books. Some of those authors and books contain slashes in the name or title fields. When I query the database for authors, it matches just fine, with or without slashes. When I query books, however, it only finds books without slashes in …

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My older son and I are both working through online videos teaching machine learning with python. All of the materials we have seen use Jupyter Notebooks. For those of you unfamiliar with Jupyter Notebooks, they are freaking awesome. At least they are when they work. We were using two laptops …

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Hi, I got this long version code: ```` if(ISSET($_GET['limit'])) { $limit = intval($_GET['limit']); } else { $limit = intval(1); } ```` I can shorten it, like this and it works: ```` $limit = ISSET($_GET['limit'])?intval($_GET['limit']):1; ```` Now add an echo and try shortening it. And I get error. I got this …

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This fails: ```` $password_hashed = password_hash(trim($_POST['password'],PASSWORD_DEFAULT); ```` This also fails: ```` $password_hashed = password_hash(trim($_POST['password'],PASSWORD_DEFAULT)); ```` This works: ```` $password_hashed = password_hash(trim($_POST['password']),PASSWORD_DEFAULT); ```` But I thought trim( did not have the closing bracket. Manual shows it does. So this is why above 3rd sample working ?

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I need to check db for matching user credential on login script. There must be atleast one matching row. Else, script should alert user not registered. Need to check the db using the function ````mysqli_stmt_num_rows()````. Assignment is to list all the various valid ways this function can be used to …

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Write a program that gives and takes advice on program writing. The program starts by writing a piece of advice to the screen and asking the user to type in a different piece of advice. The program then ends. The next person to run the program receives the advice given …

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Helle Fellow Programmers! Unlike last time where I was checking for matching rows count using mysqli_stmt_rows_count(): https://www.daniweb.com/programming/web-development/threads/539306/login-with-prepared-statements-mysqli-stmt-num-rows-function On this thread, I am checking for matching rows count using Sql's COUNT function. This means, both threads are not same so mods do not close them. Issue is, on both threads, no …

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I want to count and show live users counter on my page. My url structure looks like this `domain.com/miningbot?id=pool-v9w1x2y` The users which are inside the parameter should be counted, updated and displayed to the user. Also, the parameter can be changed. I have asked ChatGPT to write me some starting …

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Hi all! If I want to get fast results on the project, what would be more efficient: getting only senior engineers, or considering those who are less senior but result-focused? Why?

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Write a pascal program that accept the name and date of your birth the program should then output your name and date of birth in the format “your name and your date of birth” e.g Pascal your date of birth is 20/10/2023

Programming pascal
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The End.