210 Topics
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| | Hi Everyone, Web development can be both exciting and challenging, but having the right tools makes all the difference. If you're starting out or looking to improve your workflow, consider using popular frameworks like React or Vue for streamlined front-end development. On the back end, Node.js and Django are solid … |
| | Support for the apple developer enterprise account is required for a long time. Because customers need to distribute the app privately within their company, only an in-house certificate can do this. If you have one, please leave me a message  |
 | I’m Eric Walter, a software developer with a passion for building efficient and innovative solutions. I have experience working with a variety of programming languages and development tools, and I enjoy tackling complex problems while creating user-friendly applications. I thrive in collaborative environments and love sharing knowledge with others. I’m … |
 | Hi I need a help to know which techniques are best for web designing web development. |
| | I am a UAE based student looking to develop a Fintech mobile application that handles p2p transactions, card payments and merchant solutions. I don't have a coding background looking for resources. How can I start?  |
| | This blog post will compare the two most popular cross-platform mobile app development frameworks, Flutter and React Native.The world of mobile app development is a complicated place with many competing frameworks. It can be hard to know which one to use, but this article will help you find out if … |
 | **Are humanoid robots just around the corner or still mostly science fiction? Here’s my take on when you’ll finally get your robot servant.**  Since the [World Robot Conference](https://www.worldrobotconference.com/en) in Beijing (August 21-25), videos of robots [mimicking human expressions](https://www.youtube.com/watch?v=kX27lozxLJM&t=4s), alongside prototypes with [astonishingly agile movements](https://www.youtube.com/watch?v=kX27lozxLJM&t=4s), have grabbed a lot of …  |
| | **A geeky multi-tool capable of hacking into Wi-Fi networks and [opening Tesla car charging ports](https://www.youtube.com/shorts/ZZXkQm4kgGM) has been making headlines recently. I've familiarized myself with Flipper Zero and performed basic penetration testing on my own network and system. In this post, I share the results.**  ## What is Flipper Zero? … |
 | I was thinking that one way that a coding team could work would be that coders would be rotated through several roles. This would prevent people from getting too comfortable towards the goal of preventing problem areas (code quality wise) from developing in the department. * Architecture * Production Coding … |
| | **Yesterday, OpenAI's inaugural [DevDay](https://devday.openai.com/) conference in San Francisco unveiled a series of groundbreaking announcements, leaving the tech community humming with both excitement and a degree of uncertainty. The reveal of GPT-4 Turbo, a new wave of customizable AI through user-friendly APIs, and the promise to protect businesses from copyright infringement … |
 | ## Introduction ## In Android Studio, we can run multiple tests in parallel across multiple devices using the dropdown menu.  Running instrumented tests this way is very convenient during development, but there is a problem with this method when your tests are run on a remote build server: * … |
| | Hello all, I know very few of Javascript. I'm trying to identify which JavaScript functions are called in this [site](https://htmlpreview.github.io/?https://github.com/robatron/sudoku.js/blob/master/demo/index.html#). The script updates the board when the labels "easy","medium", "hard", etc are selected and when the buttons "solve" or "candidates" are pressed. I've tried with F12 (Developer tools) but I … |
| | Anyone here had experience with PayPal **Content Security Policy**? I tried to make a dummy purchase using Chrome Developer tools and this message is written in the bottom box: *Content Security Policy blocks inline execution of scripts and stylesheets* (See attachment) There must be a line of code to go … |
| | Over the years I've seen so many solutions to development but not one is a panacea. Example: I had a 28 day embedded project that would have blown its 28 day limit if there were any attempt to force DevOps onto the plan. This was 28 days from start to … |
| | ## 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 ## Even though the built-in vector library included in Android Studio contains many icons readily for use, you might eventually run into a situation where a custom icon is needed. In this tutorial, we will learn how to create our own icons from basic shapes drawn on a … |
| | ## Introduction ## Android includes many options to add animations to your app. In this tutorial, we will learn how to add a type of animation called frame-by-frame animation into our Android app. ## Goals ## At the end of the tutorial, you would have learned: 1. How to add … |
| | ## Introduction ## When working on Espresso tests, you might have run into a situation where you need to verify what your app does when an activity is in a specific [**Lifecycle**](https://developer.android.com/reference/androidx/lifecycle/Lifecycle) state. In this tutorial, we will learn how to achieve this by using the **ActivityScenario** class. ## Goals … |
 | The benefits of online shopping need no elaboration anymore. Billions of people rely on online shopping service providers across the world. In fact, the e-commerce platforms proved to be saviors for people during the months of lockdown. Developing an online store can be profitable for sure but choosing the right … |
| | ## Introduction ## The Hyper Text Transfer Protocol (`HTTP`) is one of the most common communication protocol on the internet. There are three major versions of HTTP that you should be aware of: **1.1**, **2.0**, **3.0**. Versions 1.1 and 2.0 are widely used today, so this tutorial mainly focuses on …  |
| | Good morning to all. I am Vishnu Kumar, MS (Software Engineering) graduate, fresher, 2012 passed out. And i am another one in your way with a dream to develop a game. I had gone through plenty of articles and topics (pinned in this forum too) but i find that, basic … |
| | ## Introduction ## When working with Espresso tests, you might have found it hard to make Espresso wait for background tasks to complete before performing other actions or assertions. Fortunately, the classes in the Espresso **idling** package exist to cover this use case. In this tutorial, we will learn how … |
| | ## Introduction ## Starting from Android 10 (*API 29*), Android places many restrictions on how apps can launch activities from the background. There are a couple of exemptions, which can be found on this [list](https://developer.android.com/guide/components/activities/background-starts#exceptions). At the end of the list is the usage of the *dangerous* permission `SYSTEM_ALERT_WINDOW`. I … |
| | ## Introduction ## On the android platform, widgets provide a quick way to interact with your Apps. They are extremely useful at providing quick information without the user launching the app Activities themselves. Common use cases for homescreen widgets are weather, email, or banking information. In this tutorial, we will … |
| | How to be the next Pubg maker! Learn Game Development now We all know how fun it is to play games in our leisure time and we enjoy it to a certain point but just imagine this; A specific type of game that you always wanted to play but you … |
| | ## Introduction ## If your App only need a simple way to play videos on Android, then **VideoView** (`android.widget.VideoView`) might just fit the bill. In this tutorial, we will learn how to use VideoView for video playback in our App. ## Goals ## At the end of the tutorial, you … |
| | The pandemic has presented everyone with unique challenges. For me, it became particularly hard to switch to online grocery shopping. When I do my shopping offline, I usually don’t have to plan much, moving through the isles and picking up stuff as I go. It’s rare that I forget something, …  |
| | ## Introduction ## MediaPlayer (`android.media.MediaPlayer`) is a popular way to play media files, and combining it with a SeekBar can greatly improve the user experience. In this tutorial, we will learn how to synchronize a MediaPlayer progress to a SeekBar position. ## Goals ## At the end of the tutorial, … |
| | ## Introduction ## When working with a Room database, we are mostly restricted to save data using primitives (*and boxed primitives*). Reference types are not supported right out of the box, but can be enabled by creating additional [TypeConverter](https://developer.android.com/reference/androidx/room/TypeConverter). If you are familiar with ORM-light frameworks such as Spring JDBC, … |
| | ## Introduction ## When working on Android with Kotlin, you might have ran into property delegates on a few occasions, such as `activityViewModels()` from `androidx.fragment.app` or `remember()` from `androidx.compose.runtime`. In this tutorial, we will learn what property delegates are and how to create them ourselves. ## Goals ## At the … |
| | ## Introduction ## Among all of the animation API’s on Android, MotionLayout is one of the best classes to use to create complex animations. It can animate property and motion of multiple views at the same time. Other benefits include declarative style XML and the intuitive **Motion Editor** built right … |
| | ## Introduction ## In Android development, the MediaStore API is a great API to use if you are building a music player. In this tutorial, we will learn how to query for audio files in the MediaStore database. ## Goals ## At the end of the tutorial, you would have … |
| | ## Introduction ## In this tutorial, we will learn how to capture a picture with the new **ActivityResult** APIs(`androidx.activity.result`), which replace the `startActivityForResult()` and `onActivityResult()` APIs(*from Activity class*). Additionally, we will also learn about the ContentProvider **FileProvider**, which we will have to set up to save our images. ## Goal … |
| | ## Introduction ## Based on the latest report from Appbrain, Samsung has the highest market share(*>35%*) among all of the Android OEMs, therefore it is important that your apps are tested against Samsung phones. In this tutorial, we will learn how to load Samsung Emulator skins onto our emulator devices. … |
| | ## Introduction ## Regardless of whether you like notches on your devices or not, they exist, so as developers, we will have to adapt our Apps to work with them. In this tutorial, we will learn how to adapt our code to work with notches. The device used in this … |
| | ## Introduction ## In Android development, Espresso can be combined with Junit to create powerful UI automation tests. In this tutorial, we will learn how to create Espresso tests. ## Goals ## At the end of the tutorial, you would have learned: 1. How to create Espresso tests. ## Tools …  |
| | ## Introduction ## UI Automator is a library that allows you to create tests that can interact with other components besides your App, such as Settings or other Android components. In this tutorial, we will learn how to incorporate UI Automator into our tests. ## Goals ## At the end … |
| | ## Introduction ## In Android development, Intents are used to request an action from an app component. There are two types of Intents: explicit and implicit. Explicit Intents are used when you know the exact package name of the component you need started. Implicit Intents, however, do not need a … |
| | ## Introduction ## Notification is a great way to display information outside of your Android application. Your end users most likely already interact with notifications everyday, so knowing how to create notifications can greatly boost your user experience (*but can also backfire if used incorrectly*). In this tutorial, we will … |
| | ## Introduction ## With OLED screens becoming more and more common on smartphones, adapting a dark theme to your app can provide a boost to battery life. In this tutorial, we will learn how to add a dark theme to your native Android app. ## Goals ## At the end … |
| | ## Introduction ## If you are a Java developer coming to Kotlin, you might have wondered how to use a language construct that is similar to the try-with-resource statement in Java to automatically close Autocloseable/Closeable resources for you. Luckily, Kotlin provides the inline extension function `use()` that provides similar functionality … |
| | ## Introduction ## In Android development, the current recommended library for Dependency Injection is Hilt. The most obvious benefits of using Hilt are reduced boilerplate code and lifecycle-aware components(*and their associated annotations*). Hilt is a great library, but it is not perfect. Hilt is built on top of Dagger 2, … |
| | ## Introduction ## Before Java 8, methods had to throw an exception or return `null`, with neither of which approaches were perfect. Optional, OptionalInt, OptionalLong, and OptionalDouble were introduced in Java 8 to represent values that might possibly be `null`. Optionals have two internal states, **empty** or **present**. An Optional …  |
| | ## Introduction ## There are many ways to design secure Java objects. In this tutorial, we are going to learn how to create secure Java objects by understanding **Accessibility**, **Extensibility**, and **Immutability**. ## Goals ## At the end of this tutorial, you would have learned: 1. Understand how and why … |
 | Hi, I'm curious on how and which tools are used to develop an 8 ball pool game. The one I'm referring to is that you play online with strangers, and friends for coins and tournaments. Can anyone point me to the right direction. This will be my first attempt in … |
| | I have dynamic page which is loading and preview page from database retrieved values. I did this with successfully. I want to remove parameters from page url. Note that I only used one parameter in url. My url is something like this. (with parameters) http://ads/ad?this=daihatsu-boon-m700s-new-design-2016-nugegoda-2019-04-05-22-49-04 I tried to remove parameters … |
 | **HELLO GUYS!** I'm Sergey Romanenko a web-developer with strong will for learning and researching new technologies and architectural solutions. I like creating and using specialised tools for making development processes as efficient as possible. Let me introduce my pet project - Flextype! Flextype is Open Source, fast and flexible file-based … |
| | Guys this question is continual. however i found the answer virtually however still cant compass. i dont shrewdness to resolve it. thats why i announce it as new question iam operating with a project. iam exploitation native-validations-master downloaded it from internet. this is the link for that: https://www.cssscript.com/custom-html5-form-validator-native-validations/ It conjointly … |
 | Hi, I am a legacay (cobol) developer and wants to learn how to build websites. For this I decided to do a little project for myself. The site would be a places/travel tracker kind. It would show a certain map (ex, London, Taiwan, Greenland). Then you can click on a …  |
 | Inherited [this page](https://library.kutztown.edu/newsteam), a mashup of an HTML5Up template called [Strongly Typed](https://html5up.net/strongly-typed) trying to work inside our content management system, which runs on Bootstrap. Though we cannot edit the stylesheets bundled with our CMS, we can override via inline declarations & custom page-level CSS; the [page in question](https://library.kutztown.edu/newsteam) has the … |
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