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 | Hello everyone, I'm currently exploring blockchain development and would like to learn how to implement a simple blockchain in a programming language of my choice. I understand the basic concepts of a blockchain, but I'm curious about the specific steps and code required to create one. Could anyone please share …  |
 | I wrote a timer/alarm app in Python that I wanted to be accessible from all Windows Desktops. What I had to do until recently was run the app, select the desktops icon on my toolbar, then right click the app and select "Show this window on all desktops". I was …  |
 | [URL="http://www.ibm.com"]IBM[/URL] researchers have [URL="http://www.zurich.ibm.com/news/07/asme.html"]unveiled[/URL] prototype 3D visualisation software that will enable doctors to interact with their medical data in pretty much the same way they interact with their patients. The technology, known as the Anatomic and Symbolic Mapper Engine (ASME), uses an avatar representation of the human body which the … |
| | <!DOCTYPE html> <html> <head> <title>Exercise V3.0</title> <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css"> <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css"> <link rel="stylesheet" type="text/css" href="w3.css"> </head> <body> <div class="container"> <div class="header"> <ul> <li ><i class="fa fa-home" id="me"></i></li> <li><i class="fa fa-trash" ></i></li> <li ><i class="fa fa-close" id="he"></i></li> </ul> </div> <div class="title"> <span>Completed 15 of 67 Exercises:</span> </div> <div class="nav"> <ul> … |
| | with CreateDIBSection() we create an array of DIB's pixels .. but it's a copy and not a pointer :( when i change 1 pixel or draw a rectangle, i must re-create the DIB's and then draw the result. Private bmpPtr() As Long ReDim bmpPtr(ImageWidth * ImageHeight - 1) hBitmap = … |
| | I'm new to website development, and I'm trying to understand the purpose of the HTTP request types. Can anyone explain what this type is and what it's used for? Can anyone give me a more detailed explanation of the HTTP request types and their purpose? Thanks!  |
| | I have a form where the form elements are grouped in several divs. Depending on user choices certain divs will display and others will have display:none. I want some fields to be required but only when the surrounding div has the value display: block. Is there a way to do … |
| | I have the following code: <?php session_start(); // Starting Session include_once('config.php'); $error=''; // Variable To Store Error Message if (isset($_POST['submit'])) { if (empty($_POST['user']) || empty($_POST['pass'])) { $error = "Please complete both fields"; }else{ // Define $username and $password $user=$_POST['user']; $pass=md5($_POST['pass']); // To protect MySQL injection for Security purpose $user = … |
| | Hey guys!~ the code below is generating this error message "Type mismatch: cannot convert from int to ResultSet" there is no integer types in the database i have made sure they are all strings. I tried making a JavaBean and then just calling it frmo the JSP but when compiling … |
| | on VB6 i have these code for create a memory DC: Public Sub CreateMemoryBitmap(ByVal Width As Long, ByVal _ Height As Long) If (ImageWidth > 0 Or ImageHeight > 0) Then DeleteMemoryBitmap ImageWidth = Width ImageHeight = Height ' Create the device context. hdc = CreateCompatibleDC(ByVal 0&) If (hdc = … |
| | Hi guyz, What are the 2 main types of software? not specifically, in general. |
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 | Hi DW, I'm having an issue on my Android studio I'm getting this error `Unable to resolve dependency for ':app@debug/compileClasspath': Could not resolve com.google.gms:play-services-measurement-api:[16.0.3].` Does anyone know how to solve this error? |
| | when editing it does it well on the screen but it doesn't save the data correctly example Option Explicit Private Type molde_agenda id As String nombre As String * 40 imagen As String * 250 End Type Dim Datos As molde_agenda Dim DatosTemp As molde_agenda Dim FileFree As Integer Dim … |
| | i did these code for create RayCasting: Option Explicit Private Declare Sub Sleep Lib "kernel32.dll" (ByVal dwMilliseconds As Long) Private Const PI As Double = 3.14159265358979 Dim LevelMap(12) As Variant Dim CamWidth As Long Dim CamHeight As Long Dim CamHalfHeight As Long Dim RayCastingPrecision As Long Dim PlayerX As Double … |
 | Hi there, I manage and audit our website smbom.com, but I need some advice. From a technical perspective or a customer perspective, both are okay! I'll appreciate that if you could tell me some advice to improve my site. Thanks  |
| | A hosting site I use was breached and a landing page form is hacked. The hack does not affect my other domains or their forms. I have reset .httaccess, swapped out the email address I use for the form, changed the PHPMAILER_master with the original, and put in a honeypot …  |
| | i can create a DDA algoritm.. but pixel a pixel. so what is the best speed for it? IncrementPixel = 2 For RayAngle = StartAngle To EndAngle Step IncrementAngle Distance = 0 Wall = 0 RayActualX = RayX RayActualY = RayY IncrementStepSin = Sin(RayAngle) * IncrementPixel IncrementStepCos = Cos(RayAngle) * …  |
| | I would like to learn about new web development trends such as UI/UX design and other topics, as well as how to become a good web developer and find a job in web development. |
| | How do I modify this program player has 5 chances to ask a letter is in the word. Computer responds yes and no. Original Exercise - Computer picks a random word from a list and player guesses the word. Computer tells the player how many letters are in the word. … |
| | I am trying to understand Boyer Moore algorithm & KMP algorithm (Knuth Morris Pratt)? I tried some places like GeeksForGeeks, TutorialsPoint etc. But I have still some doubts. If you guys have some resources or videos where these algorithms are explained in somewhat simple terms, please share them. First I … |
| | I'm trying to find a concrete example where that type is used, I can't find any on the whole internet, the documentation of the package is very advanced or doesn't give details. It all started from trying to find an error that was "*goneException*" when using *postToConnectionInput* to a client … |
| | I am trying to upgrade from ReCaptcha v1 (in use and working good since 2017) to ReCaptcha v3 as ReCaptcha is not compatible with any of the PHP v8's. I started setting it up (got site and secret keys) and coding for 2 versions of ReCaptcha v3 (1. Automatically bind … |
| | Hello everyone, i am in some kind of testing stage where i want to test some security flaws on websites/browsers with the cookies. I want to generate google cookies with a different time period. (older than 2 months). Firstly I will try to integrate into the browser via JS Secondly … |
| | I am using visual basic dot net, with the asp.net add on. I have created a programme which works great, basically it has a logon, which uses mysql for the data, then loads a 2nd page using the username data. I am using the global variable to store the username …  |
| | [Click Here](https://github.com/codecat/catsight) Thank you very much if you can provide compiled Windows binaries or converted VS projects that are preferred |
| | VB6 : is possible convert radians to pixels? the WindowViewe is 200 pixels. so i need draw 200 lines between PlayerAngle(100 pixels) to 200. but how can i convert pixels to Radians... the PlayerAngle is the 100 pixel(the half of WindowViewe) Private Sub rayCasting() Dim rayAngle As Double Dim IncreRayAngle … |
 | HELLO ALL ! I am new here and a Lerner,beginner. I need help from you all great mind in my project that i have a datatable dt. i retrieve data from sql to a data table named dt in vb.net. now i want to write result in notepad where user … |
| | Question for marketers. I was thinking the other day about AI creating content and I was wondering if AI generated content had an impact on a website's SEO. Does Google allow this?  |
| | @dani I got ChatGpt to fix my Crawler that was showing error. This code that was showing error: My Buggy Code ```` <?php //START OF SCRIPT FLOW. //Preparing Crawler & Session: Initialising Variables. //Preparing $ARRAYS For Step 1: To Deal with Xml Links meant for Crawlers only. //SiteMaps Details Scraped … |
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