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| | 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! |
 | Create three classes the Calculation class, Conversion class and Menu Class. The Conversion class should have the following methods. double KMToMiles(double distance) double MilesToKM(double distance) double FeetToMetres(double distance) double MetresToFeet(double distance) double KgToPounds(double weight) double PoundsToKg(double weight) double CelciusToFahrenheit(double temperature) double FahrenheightToCelcius(double temperature) The Calculation class should have the following …  |
| | Help me! I have this number 1726.16723958045672098127. How Can I register in my db MySql. Why is the number truncated? |
| | When trying to index the Codeingniter website on Google search console, it says "No: 'noindex' detected in 'robots' meta tag". please help resolve this issue  |
| | will you kindly tell me how to make Instagram bots, Instagram bot followers? What is the step-by-step approach of it with programming? I want to make it by myself.  |
| | > Hi, I'm having trouble coding the if/else statement. No matter what value the expiry has, line 17 is echoed. If it is =>1 I want to sysnav.html. <?php $link = mysqli_connect("localhost", "root", "", "homedb"); // Check connection if($link === false){ die("ERROR: Could not connect. " . mysqli_connect_error()); } //MySqli …  |
| | What is best way to get one row from a mysql table (with many columns) so I can use several several fields from that row for calculations in a C program? After executing a succesful SELECT command using mysql_query, is there an alternative to using mysql_store_result?  |
| | Create three classes the Calculation class, Conversion class and Menu Class. The Conversion class should have the following methods. double KMToMiles(double distance) double MilesToKM(double distance) double FeetToMetres(double distance) double MetresToFeet(double distance) double KgToPounds(double weight) double PoundsToKg(double weight) double CelciusToFahrenheit(double temperature) double FahrenheightToCelcius(double temperature) The Calculation class should have the following … |
| | Hello, I have a typical login page in vb.net (Asp.net). It checks a sql table for a user/pw. If admin1 user they get directed to admin page. if not, they go to basic users page. I put this below code in my web.config page in the testlogin folder. (which I … |
| | I am not quite sure why I am getting this error package tile; import java.awt.Graphics2D; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import javax.imageio.ImageIO; import main.GamePanel; import main.UtilityTool; public class TileManager { GamePanel gp; public Tile[] tile; public int mapTileNum[][]; public TileManager(GamePanel gp) { this.gp = gp; tile = … |
| | Full-stack technology refers to the entire depth of a computer system application, and full-stack web developers are those who are capable of developing both the front end and the back end of web development. All of the features that are visible to the client, or the viewer of the site, … |
| | I have an Angular application that I am trying to debug in VS Code. When I write code in a particular typescript file and put a breakpoint on a method or statement, it is bound. But when I try to debug through **Run > Start Debugging**, the breakpoint becomes unbound. … |
 | Hi ! I have developed a Java application using Derby Database. The application jar file is successfully running on Windows but on Mac it gives and exception as following: ClassNotFoundException: org.apache.derby.jdbc.EmbeddedDriver I am pasting code for database Connection which I wrote. String dbdriver = "org.apache.derby.jdbc.EmbeddedDriver"; Class.forName(dbdriver).newInstance(); con = DriverManager.getConnection("jdbc:derby:C:\\4DSOFTECHDB; create … |
| | 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,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]). … |
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| | 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 |
| | HTML: <div class="container"> <div class="header">header</div> <div class="leftsidebar">leftsidebar</div> <div class="main-top">main top</div> <div class="rightsidebar">right side bar</div> <div class="bottom-left">bottom left</div> <div class="bottom-right">bottom right</div> <div class="footer">footer</div> </div> CSS: .container { display: grid; grid-template-columns: 1fr 2fr 1fr; grid-template-rows: 1fr 1fr 1fr; grid-template-areas: "header header header header" "leftsidebar main-top main-top rightsidebar" "leftsidebar bottom-left bottom-right rightsidebar" "footer … |
 | The Tkinter module comes with the normal Python installation. It allows you to create Python GUI programs for Windows, Linux or Unix on the Mac. In this snippet we put a GIF image (.gif) onto a form's canvas with just a few lines of code. Most of the lines are … |
 | ## Introduction ## When working with ViewModels, instead of using the default, it is best practice that we inject coroutine dispatchers instead of hard-coding them. The reasoning behind this is that it is easier to switch to a testable dispatcher in tests. In this tutorial, we will learn how to … |
| | ## Introduction ## In a previous tutorial, we learned [how to create a notification on Android](https://www.daniweb.com/programming/mobile-development/tutorials/536756/android-native-how-to-create-a-notification#post2282507). In that tutorial, we did not have to request any permission because applications did not need permission to post notifications on Android 12 and below. It has been almost a year since the release … |
| | ## Introduction ## When working with RecyclerView, sometimes we are required to scroll the RecyclerView in code, especially after addition of a list item. In this tutorial, we will learn how to scroll to specific positions on a RecyclerView. ## Goals ## At the end of the tutorial, you would … |
| | ## Introduction ## In a previous tutorial, we learned [how to set an exact alarm](https://www.daniweb.com/programming/mobile-development/tutorials/537920/android-native-how-to-launch-activity-from-an-exact-alarm). A permission called `SCHEDULE_EXACT_ALARM` was used in that tutorial. Initially, I thought that it was only a normal install-time permission, but I have recently found out that this specific permission also belongs to a rare … |
| | My site is not much responsive as it used to be after the google updated. Can anyone look into it to see where the problem is? |
| | I have been developing WordPress websites for the last five years. My skills include developing plugins and websites such as mouse tests and keyboard tests. Learning more about development interests me |
| | Hi, I get the feeling from this forum that simplehtmldom is old stuff. Nevertheless, experimenting with it since a simple tutorial code depends on it. Check this Xml SItemap Link Extractor include_once('simplehtmldom_1_9_1/simple_html_dom.php'); //Works. //$sitemap = 'https://www.rocktherankings.com/post-sitemap.xml'; //$sitemap = "https://www.rocktherankings.com/sitemap_index.xml"; //Has more xml files. //Does not work. Shows blank page. $sitemap … |
| | I have written code to append, prepend and update a linked list using c++. But I am unable to figure out the problem. Can anyone help me to run it. I will be grateful for the favor. The code is pasted below: #include<iostream> using namespace std; class node { public: … |
| | A small airline has just purchased a computer for its new automated reservations system. You have been asked to develop the new system. You’re to write an application to assign seats on each flight of the airline’s only plane (the capacity of the plane is 10 seats of the same … Programming c c++ visual-basic |
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| | How can I make a single dmg file out of many Python files in different folders? I know that's doable for a single file, but how can I do it for several? I can make a dmg for a 1.py file but not for numerous files in several directories. Programming python |
| | Hello, My name is Frank from Ghana in the west africa, Please I just started learning python today. Can i get a dedicated mentor i can ask question in case i run to errors. Thanks a lot i will be waiting please. |
| | **Write a python program to take 10 values from user. The values are given below: myValues = 3,6,7,9,3,6,8,3,5,10, 19,0,1,0,15** **1. Print the sum of those numbers which are at odd positions and the division of the even index numbers. 2. Remove the duplicate numbers and place some random number between … Programming python web-design |
| | 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 am on the latest version of Windows 10, running with SWI-Prolog 7.6.4, and trying to get JPL (Java <->Prolog) running for a school project. I've not had to deal with path issues much but I have done my best to understand the problem. I've added the necessary import statements … |
 | ## Introduction ## In this tutorial, you will see how to convert the text in CSV file columns to other languages using the [DeepL API](https://www.deepl.com/translator) in the Python programing language. DeepL is one of the most popular and accurate text translation platforms. DeepL, as the name suggests, incorporates advanced deep … |
| | I am still at procedural style programming. And so, oop code samples confuse me. I found this oop style. Any chance you can show me how to convert this to procedural style ? Test the code. It woks fine! https://bytenota.com/parsing-an-xml-sitemap-in-php/ // sitemap url or sitemap file $sitemap = 'https://bytenota.com/sitemap.xml'; // … |
| | 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 … |
| | Hello, I am building a searchengine with php. Nearly finished. Now, I need to build the web crawler. Since most websites have xml sitemap for web crawlers to use to find their site links, I prefer to build an xml site map crawler than a general http crawler. I am … |
| | I'm looking for a readymade website templates for easy to use. |
| | Overwhelming inboxes are a typical complaint in the modern day. It might be challenging to keep up with the constant stream of communications and choose the most crucial ones, which is why we have put together this guide on how to handle email overload. Constantly checking your inbox throughout the … |
| | ## Introduction ## I was working on a problem where I had to scrape tweets related to the T20 Cricket World Cup 2022, which is currently taking place in Australia. I wanted tweets containing location names (cities) and the keyword “T20”. In the response, I want the user names of … |
| | Hi there i have a problem with my cart calculations in a website i am making and it only displays the last price of the item i add to tthe cart instead of the total of all items added <?php $select_cart = mysqli_query($conn, "SELECT * FROM `cart`"); $grand_total = 0; … |
| | The job you’re applying for says, “Redis experience required.” Are you ready for the questions a hiring manager is likely to ask? Here’s [how to prepare for the job interview](https://redis.com/blog/redis-interview-questions/)... as inspired by Lord of the Rings. Nominally the article is written for someone getting answers ready for Redis-specific questions, … |
 | I want to get a string from different website and to display on mine. The website have this HTML code inside it <ul data-v-61cbae47="" class="b-tabs__nav m-tabs-default m-flex-width m-size-md m-mb-reset js-tabs-switchers m-over-separator"> <li data-v-61cbae47="" class="b-tabs__nav__item m-current"><a data-v-61cbae47="" href="/jenawolfy" aria-current="page" class="b-tabs__nav__link m-with-rectangle-hover m-tb-sm router-link-exact-active router-link-active" id="profilePostTab"><span data-v-61cbae47="" class="b-tabs__nav__link__counter-title">130 posts</span></a></li> <li data-v-61cbae47="" class="b-tabs__nav__item"><a … |
| | **Numerologists claim to be able to determine a person's character traits based on the "numeric value" of a name. The value of a name is determined by summing up the values of the letters of the name. For example, the name *Zelle* would have the value 26 + 5 + … |
| | How would you write this into pseudo code #include<cstdio> #include<cstdlib> #include<iostream> using namespace std; int main(int nNumberofArgs, char* pszArgs[]) //variables string var, var1; float cm, mile, kilometer, inch, meter, AU, fahrenheit, celsius, foot, quit, i; //program i = 1; while (i <= 1000000000) cout << "Enter the starting unit. For … Programming c++ java javascript |
| | ## Introduction ## Taking what we already learned from the previous tutorials about drawing custom shapes and animating along elements along a Path. In this tutorial, we will combine what we learned about animation so far to create an alternating Yin Yang symbol. To those unfamiliar with the Yin Yang … |
| | This is the second part of a series. The first part can be found [here](https://www.daniweb.com/programming/mobile-development/tutorials/538948/android-native-animate-alternating-yin-yang-symbol-part-1). ## Draw The Yin ## Now that we have the Yang drawn, we will continue onto the Yin. 1. Add the Paint for the Yin into the YingYang class. We will use a *stroke* style … |
| | ## Animation Strategy ## Welcome to part three of the tutorial; part two can be found [here](https://www.daniweb.com/programming/mobile-development/tutorials/538947/android-native-animate-alternating-yin-yang-symbol-part-2). For this animation, I have chosen to redraw the YinYang Drawable at each frame. This means recreating the YinYang object with different constructor parameters on every frame (the current YinYang implementation has a … |
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