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I had a curiosity about how much the experienced users wait for their questions to be answered on Stack Overflow and had written a query for it: SELECT YEAR(q.CreationDate) * 100 + MONTH(q.Creatio...
I'm trying to log error messages from Requests exceptions. Example: try: make_web_request() except RequestException as ex: logging.error(ex) Example output: ERROR : ('Connection abo...
I know I can change the font of each cell individually by overriding getCellRenderer(row, col) in JTable but I want to be able to change the font of an entire column at once and, ideally, have the ...
When creating a code-first solution in dot net core using Visual Studio, you manipulate the database by changing model classes and migrating the changes. I can set the schema for tables that I cre...
A Zalgo Text is something like this: T̃͟͏̧̟͓̯̘͓͙͔o̤̫͋ͯͫ̂ ̥͍̫̻͚̦͖͇̌ͪ̇ͤ̑̐͋̾̕i̢͖̩͙͐͑ͬ̄̿̍̚ͅn̵̢̼̙̳̒̄ͥ̋̐v̡̟̗̹̻̜͕̲ͣ̐ͤͤ͒́oͫ͂̆͑ͩ҉͇̰͚̹̠̫͔̗k̷̭̬̭͙̹̺̯ͩ̌̾̒̋̓ͤ͛͘͠e̥͙̓̄̕ ̵̫͈ͪţ̱̺̺̑̿̉̌͛̂̇h͙̣̬̓̂͞ę̡̲̟͎͉̟͛̓̉̆̉͘ ͬ̒...
As a big fan of tacit/point-free programming in general, I'm looking at different tacit programming systems for inspiration (for a language I'm creating). What are the advantages and disadvantages ...
I am trying to change the font type and size in a JTable cell. Ive looked at tons of posts and while most don't produce stack traces, they don't seem to do anything either. Here is the code I curr...
I heard rumours that the strcpy function is dangerous and shouldn't be used. Supposedly it can be exploited to create buffer overflows somehow. And indeed when I compile my C code in the admittedl...
Every URL is a URI but not every URI is a URL is a saying I know from long ago, but what is an example for a URI which is not a URL (whatever the user agent would be - a web browser, a *nix utility...
When I clear my Google Chrome browser history I can clear both "Cookies and other site data" AND "passwords and other sign-in data". Clearing just one of the two would require me to re-login t...
I'd like my web front end to be accessible, including to people who use screen readers. I know the basics about labels and alt text for images, but there are some areas where I'm not sure what a s...
I want to write a text file from multiple threads. The file structure is line-oriented. This means writing of lines should be atomic. I am using Qt 5.15.2. Is it enough to protect a shared QTextSt...
I have read that several programming languages, listed below are considered "typeless": Forth Brainfuck B MUMPS BLISS Lucid BCPL I have shared this data with a programmer who clued that...
Is it worth using the Java Platform Module System introduced in Java 9 to structure application code? Given that the Java Platform Module System introduced in Java 9 doesn't manage dependency vers...
I have around 20,000 .npy files in a directory. That main directory has no subfolders:- Main_dir | |--1.npy |--2.npy |--3.npy |--........ The absolute file paths are stored ...
In the C program below, I make a mistake and call the function with (ld, ld) instead of (d, ld). #include <stdio.h> #include <limits.h> void print_int_long(int n, long l){ pri...
I seek help in finding a term common in game development, particularly 3D First Person Shooter games (not at all in 2.5D games such as Doom). I understand that 3D first person shooter games can be...
I understand data compression as making data structures nearer (if they are mere machine code without any abstract representation) or representing them in less and less abstract computer languages ...
I have a parent child relation in my table, with possibly circular cases. Is it possible to break the infinite recursivity in CTE checking values of all previous rows? I would need something like t...
As I don't have any significant experience with internationally-standard information security literature, I would like to ask here if some international information security organization took the i...
I am fairly new to working with @ngrx pattern in Angular which is a state management pattern relying on Reactive Extensions. One of the convenient structures is @ngrx/entity which helps with manag...
I am trying to save my question that was deleted from "Webmasters StackExchange" for not being about "a problem in a website" which I published there anonymously ; below is a shortened, directly-in...
We have a bunch of dead branches in our git repository, and I'd like to clean them up. Ones that were merged (but not deleted at the time) are easy; we can see those in the branch list on Bitbucke...
How can one differentiate what is or is not a *nix operating system even if that operating system (or its core/shell/common-utilities) allegedly behaves like any "other" *nix operating system? Is ...
On a CentOS Apache-MySQL-PHP environment I have a website with a simple HTML-PHP-CSS contact form; the contact form itself is working. This is how I backendly redirect a user from the contact form...
Context Our team has begun migrating a pretty old internal application and one aspect that got my attention is the impersonation. This is implemented as follows: only administrators are allowed...
I have an HTML-PHP-CSS contact form with a date field: <input type="date" name="date" id="cf_input_date"></input> The default value in this field is the W3C built-in default: dd/m...
I have a simple HTML-PHP-CSS contact form (no JavaScript) with an input type="url" field. Currently in 30/03/2021, the default behavior of input type="url" (by W3C design I guess) is to obligate t...
I want to conditionally disabled or not (enabled) a bunch of reactive form controls. However, I have noticed that neither enable or disable function has a boolean parameter to nicely conditionally ...
I have a simple HTML-PHP contact form with some CSS. I desire to prevent the default behavior of the form which leads the user into a blank PHP page after submission, and, to have the form being s...
I transfer emails from my Right To Left (RTL) contact form → to my local email box (powered by Roundcube). Emails reach my email box (inbox) just fine but I have a problem were PHP variables aren'...
Context My ASP.NET Core application got stuck in Production with a 5xx error. By inspecting the logs, I have noticed that a database error occurred during application initialization, namely a SQL ...
I consider to make my website's contact form totally javascriptless (only HTML-PHP-CSS --- no JavaScript at all). No modals or alerts No prevent default No AJAX/AJAX/XHR/JHR No form disappear...
I host my website on a CentOS-Bash, PHP and MySQL environment; my local email client is engined by Roundcube. I don't know almost anything about PHP nuances. While my web domain registration is do...
On 25th October 2020 in Europe/Berlin clocks where set back from 03:00 AM to 02:00 AM to change from summer time (CEDT) to winter time (CET). Which means there is a 1 hour separation between 02:30...
I rent a shared-hosting environment with CentOS-Bash, Apache, PHP, MySQL and a web-based IMAP email client (Roundcube) and some more tools, on which I host my personal website; I don't have Cpanel...
I'm used to working in Python, but my current project is in C#/.NET and uses log4net for logging. Out of the box, log4net uses an XML file for configuration. I dislike XML and want to use something...
On a shared hosting (CentOS-Bash) I have a website with a backend (PHP) - frontend CMS-agnostic contact form. I need to transfer emails sent via this contact form directly to an email address (I d...
Many web login and contact form features could be set as standard HTML builtins without the need to develop and backend and/or (non HTML) frontend for them, for example: Select field Input Date...
I wish to fill an array with strings, using Bash scripting. The strings are in a file, one per line. Here is what I've tried: declare -a my_array=() while read line; do my_array+=( "$line"...
I want to dye all label asterisks Red with vanilla JavaScript. CSS isn't good for this because it would dye both asterisks and colons (:) instead just the asterisks: .labelWithColonAndAsterisk:af...
I am styling a simple HTML-PHP-CSS contact form and I have considered to give some min-height pixel value CSS style to the form's submit button. I ran a Google search with the query: min-height...
I use CentOS with Bash and I would like to download, execute and delete the executed downloaded file (running a remote/cloud script locally). I often prefer to load my own shell scripts from my ow...
I have tried many different ways to do this with apache but the server seems to not be receiving the data. Stacktraces are not being printed so I can only assume I have the request set up wrong for...
I work with CentOS operating system and my only shell is Bash. I want to create a script which prompts a user with a question like "What is your web application root?" The user should answer dire...
I want to match standard email syntax (lowercased English, numbers and perhaps also some hyphens and underscores) with regex for a sed operation that matches and changes a single email address insi...
I host my website on a PaaS-modeled, shared hosting environment by SiteGround which is quite a well known hosting company with (as I believe) well-venerated email servers. I am trying to create ...
The concept of field separator has some private cases in different operating system shells and their utilities (IFS on Bourne shell and derivates, RS on AWK and perhaps more) but I am having troubl...
There is this service for website owners which is a both an email server (Backend as a Service) and a comfortable GUI for creating contact forms (Frontend as a Service). Website owners who don't w...