64,152 Solved Topics
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| | 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 = … |
| | 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 … |
| | [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  |
| | 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 have duplicate H1 tags on all pages of my website's blog, including tags, categories, and more. I have tried using default tools to fix the issue, but have been unsuccessful. I was wondering if any of you have experienced this problem before? My website is https://softwareplanetgroup.co.uk/blog/. Thanks anyway! |
| | @dani Checking these 2 working codes of your's out. I got some basic questions. 1 ```` <?php ini_set('display_errors',1); ini_set('display_startup_errors',1); error_reporting(E_ALL); //Dan's Code. //Code from: https://www.daniweb.com/programming/web-development/threads/538868/simplehtmldom-failing#post2291972 //Sitemap Protocol: https://www.sitemaps.org/protocol.html // Initiate ability to manipulate the DOM and load that baby up $doc = new DOMDocument(); $message = file_get_contents('https://www.daniweb.com/programming/web-development/threads/538868/simplehtmldom-failing#post2288453'); // https://www.php.net/manual/en/function.libxml-use-internal-errors.php libxml_use_internal_errors(true); … |
 | I'm really bad with regex. For the purposes of URI rewriting, I'm trying to figure out how to match a word one or more times in a string. For example, I want to do something like: string/string/string/foo/bar => foo/bar string/string/bazbat => bazbat Currently I have: ^string/(.*)$ => $1 and that … Programming regex |
| | hi, i have a problem with my code. i have 1 tab control and 3 tabs. now the problem is that when i switch from one tab to another i want the datagridviews to clear their selection. this code works but when one selects the tab for the second time. … |
| | 3. Using repetition control structure (do while loop), prepare a program that can receive employee id and working hour(s) for three (3) employees. The program able to: i. calculate Overtime Payment using formula Overtime = Working hours * 35.00 for each employee ii. calculate Total Overtime Payment for all employees …  |
| | Hi everyone, here is code in React. I dont know how to re-render this array prototype map in React? import React, { useState, useEffect } from 'react'; const Help = () => { const initialObject = [ { fileName: 'Horizon.txt', fileSize: 450, }, { fileName: 'Something.png', fileSize: 2720, }, ], … |
| | I'm trying to make the picturebox collide with the others. I tried to do several things but they don't work. I spoke to my teacher and he said I should do something like this: PictureBox1.Left + PictureBox1.Width >= PictureBox2.Left And PictureBox1.Top + PictureBox1.Height >= PictureBox2.Top And PictureBox1.Top <= PictureBox2.Top + … |
| | I want to pass two variables in a php url at present I have $line = "<a href=\"$click?$namehref\"><font color='red'>$name</font> </a>"; When I click the link it displays the $click variable, but does not then pass to $namehref which is an mp3 link, what would the syntax be to achieve this. |
| | i want to know is there any inbuild function to add spaces in javascript after particular interval..!!? there is string '00009999' i want to add blank space 0000 9999 after every 4 digits.? |
| | Hello, I have run into an issue where my output for shipping charge needs to be Real Use local named constants not global Also the package weight needs to be times the rate PER pound, is what I have correct? rate1= 1.1 rate2= 2.2 rate3= 3.7 rate4= 3.8 def main(): … Programming python  |
| | Thank you for looking at this problem, details are all below. Below is the code <form style="overflow: hidden;" method="post"> <input type="checkbox" aria-label="Checkbox for following text input" name="kursus[]" value="<?php echo $row['IDKursus']; ?>"> <div class="d-flex justify-content-between mt-3"> <button type="submit" class="btn btn-success" name="daftar_kursus">Daftar Kursus</button> <button type="reset" class="btn btn-primary">Reset</button> </div> </form> if (isset($_REQUEST['daftar_kursus'])) { … |
 | hi, please help me how can i convert this C++ code to C source code ... please help ..... this is the URL http://cppforschool.com/project/super-market-billing.html i dont understand this though please help ... :((((((( |
 | iI was searching the online "free/cheap" generators and i found out that they are not so cheap... They advertise the PRO plan for just $3 and when i came to the checkout page it was $1800 So is there other free tool for this job or how do i manually … |
| | I have a domain that looks like this when i visit certain link `https://domain.com/model-profile/index.php?name=abbychampion` the site is written in php but i dont want to show this part `index.php?name=` because for SEO purposes and better human reading. Is this possible to hide ? so the link looks like this `https://domain.com/model-profile/abbychampion` |
| | Hi! I want to convert numbers to letters, in this way: A=0, B=1, C=2... Z=25, AA=26,AB=27 etc (something like the names of columns in MS Excel). How to do that? Thanks a lot! |
| | Is this code correct? Or should I keep using } else { for (errors) until the end? if ($y = $link->prepare('SELECT id, password FROM usuarios WHERE username = ?')){ $y->bind_param('s', $_POST['username']); $y->execute(); $y->store_result(); if ($y->num_rows > 0){ echo 'Username exists, please choose another!'; } else { if ($y = $link->prepare('SELECT … Programming php |
| | Hi,This code creates a friendly link on user mentions in comments... However, it is not case sensitive and vice versa. Examples; @test works @Test doesn't work The regular expression takes both values. But the query is not catching. I figured it would be a case-sensitive collation on the database. But …  |
| | Hi, Is it possible to convert the first letter after @ to uppercase using preg_replace? I tried; preg_replace('/\@(\w+)/', 'ucfirst("$1")', $str) But nothing changed when I sent it... 😞 Already like that... It worked, but I don't know how to add the @ before the name that will be converted. $str … Programming php |
| | Hi,This code creates a friendly link on user mentions in comments... However, it is not case sensitive and vice versa. **Examples;** **@test** works **@Test** doesn't work What do I do? text = "@test @Test"; $pattern = "/\@(\w+)/"; preg_match_all($pattern,$text,$matches); if($matches){ $sql = "SELECT * FROM users WHERE username IN ('" .implode("','",$matches[1]). … |
| | Hiya, I need to know something. First I thought Sitemap Xml files will list all .html and .hml and .shtm and .shtml files. All pages of the website. But now I see, Sitemap xml files also list other xml files. Check this one out for what I mean: https://www.rocktherankings.com/sitemap_index.xml So … |
| | i have 3 tables : users, deposit, withdraw **table users :** id , username, referral 1. 1, a1, null 2. 2, a2, a1 3. 3, a3, a2 4. 4, a4, a1 5. 5, a5, a2 **table deposit :** id, users_id, amount, status, approve_date 1. 1, 1, 10000.00, approve, 2022-10-01 14:52:53 … |
| | I am trying to make to display cells in a database that are not empty, i have URL links with images inside the table and i want to display only the cells that are not empty. For example if there is only 2 pictures added in the database i want … |
| | I am trying to insert into table with PHP and MySQL but the page only refresh it self when i press the button. I haven't done debugging, i have an IF statement that displays any errors that fires if the SQL query have errors. But the thing is even the … |
 | I'm running a GraphQL-Node.js-Mongo Application. I need to return all the documents upon some conditions. But I'm confused with .find() method as it requires async and await, or a callback as it's parameter. Here my code... getChatsOfUserAboutProduct: { type: sampleChat, //it has been declared already args: { userID: { type: … |
| | This questions contains probability and I dont know how to work with it in Java import numpy import random def cup_game(): cashprice = [0.5, 1.0 , 2.0 , 5.0] n_turn = numpy.random.randint(5,11) n_mult = numpy.random.randint(3,6) cups = list(range(0,15)) x = numpy.random.choice(cashprice, 15, p=[0.3, 0.4, 0.2, 0.1]) x = list(x) turn …  |
| | Hi, I am new to Java but familiar with python, I need to convert my code from python to Java can anyone help me? Much appreciated! import random suits = ['C', 'S', 'H', 'D'] val = list(range(1,14)) class Card: def __init__(self, suits, val): self.suit = suits self.value = val def … |
| | Repo: https://github.com/Charles-CarM/Battleship I am currently building my battleship console application in C#. I have prior experience building projects with Vanilla JS and in React. I went through a tutorial on C# and could grasp most of the concepts pretty well. I have jumped into project building because I know this … |
| | I am using google drive to upload manually the images there and with sharing link to display them on my website. But it makes troubles sometimes the images doesn't load fully. Is this proper way of displaying the images faster on your website? The website is coded using HTML only …  |
| | Hello everyone. I need a little help with my html code. I want to load html file (menu.html) inside my index.html file I am trying to achieve this using JavaScript. Here is an example how i am trying to achieve this. this is menu.html file <!-- Mobile Nav (max width … |
 | i am running ubuntu 22.04 and php 8.1 / MariaDB , i am missing somthing here in my code just can't see it. the premise of the code is to look at the TrolleyID Field and if it's '00000' basically echo's "BAD-READ" else it's 'GOOD-READ' any help would be great … |
| | Hi, $page = 10; echo 'page ' .$page; //echoes: 10 echo 'backward ' .$backward = $page--; //echoes: 10 echo "<br>"; echo "<br>"; echo 'forward ' .$forward = $page++; //echoes: 9 echo "<br>"; echo "<br>"; Strange! Why is the decrement failing ? Since $page = 10, then decrementing that ($backward) should … |
| | Hello, I know the safest way to write a pagination section with php is to use the http_build_query(). Like so: $i = 0; while($i<$total_pages) { $i++; if($_GET['bool']=='null') { //Page Format: $_GET List. $array = array("tbl"=>"$tbl","col_1"=>"$col_1","bool"=>"$bool","input_1"=>"$input_1","lmt"=>"$limit","pg"=>"$i"); } else { //Page Format: $_GET List. $array = array("tbl"=>"$tbl","col_1"=>"$col_1","col_2"=>"$col_2","bool"=>"$bool","input_1"=>"$input_1","input_2"=>"$input_2","lmt"=>"$limit","pg"=>"$i"); } $serps_url = $_SERVER['PHP_SELF'].'?'.http_build_query($array); if($i==$page) … |
| | There are 6 bit operations: 7 P "@ 3 D5 Q '] &And operation 5 J5 W: I! o% L/ ] |Or operation ^Exclusive or operation! {$ V2 U b; h. Y- ?8 p" e ~Non operation (complement) >>Shift right operation < < left shift operation - r, S _! … |
| | how do i see the youtube aglorythm?. i dont know how i see it. |
 | Hello, I've been programming for at least 5 years now, but I've only done freelance programming projects for pay. I was wondering what to expect from a company position as a software QA tester using C#. What kind of skills are important that aren't immediately obvious, and will it be … |
 | I want to make a pdf file in php. I write code like this: <?php require_once __DIR__ . '/vendor/autoload.php'; include('conn.php'); $res = mysqli_query($conn, "select * from smash"); if (mysqli_num_rows($res) > 0) { $html = '<table>'; $html = '<tr><td>ID</td><td>Name</td><td>FatherName</td><td>Address</td><td>Phone</td><td>Class</td><td>Qualification</td><td>Branch</td><td>rollno</td></tr>'; while ($row = mysqli_fetch_assoc($res)) { $html .= '<tr><td>' . $row['id'] . '</td><td>' …  |
| | The purpose of the program is to tell the user that the weekly salary is in on of three ranges, less than 200, between 200 and 800 and greater than 800. I need help knowing the error/s and need to add and use one additional preprocessor directive that might help … |
 | I need help with this problem! I can't get all three to display. Write a program that prompts a user to enter their hourly pay and rate. Understanding that "time and a half" applies to hours in excess of forty, calculate and print the user's regular pay, overtime pay, and … |
| | I am having difficulties writing the program. the program should ask user for a positive integer and print a factorial table. for example - Give me a positive integer: 5 1! = 1 = 1 2! = 2 x 1 = 2 3! = 3 x 2 x 1 = … |
| | hi guys, i dont know why when i run the code, its shows my txt is not found, here i attached the txt.file and the coding :) i just follow the coding in the example that lecturer given, but yeah as i mentioned before, the txt cannot be found :( … Programming c++ |
| | hi I need your help if you know JS to fetch 3 values //value of JID2 input //value of slider //value of the NOTES but since JS is new to me i would need your help please. it is a form with a few controls that user can check , … |
| | hi im using tkinter and have a scroll bar that works with my text widget but its so small i dont know why ?? [CODE] scroll = tkinter.Scrollbar(content,borderwidth=50) Text = tkinter.Text(content,wrap=CHAR, width=50, height=20) scroll.config(command=Text.yview) Text.config(yscrollcommand=scroll.set) Text.grid(row=2, column=1,columnspan=1, rowspan=3, sticky=(N)) scroll.grid(row=2,column=3) [/CODE] |
| | I'm making a game in Python, where two armies battle each other. The soldiers both spray arrows at each other. But for **each** soldier, there is a 1 in 15,000 chance every frame them firing. One thing I noticed was the FPS dropped from 60 to less than 3. Both … Programming python |
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| | I am parsing xml data generated by backup software for SMS and phone logs. Most of the data appears like this: ``` <sms protocol="0" address="##########" date="1495903715000" body="Ok. See you then.;-)" subject="none" ... /> ``` For most bodies of a text message, the data follows the same pattern above: Keyword `body="<string>"`. …  |
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