webTiger Blog

Introduction to Redux (for ReactJS)

Redux is a toolkit for ReactJS that offers application-level state management features and can help overcome event bubbling performance issues in complex component architecture based Single Page (Web) Applications (SPA).
Introduction to ReactJS Hooks

Starting from version 16.8 ReactJS introduced a new, modern, way of developing React web apps using a feature they called Hooks. This article introduces Hooks and demonstrates how to create React components in this more modern style.
Per-Machine Web Config in ASP.NET Projects

When working on multi-developer projects, if each developer machine isn’t configured the same way developers can waste a lot of time editing connection strings, local machine name, and other settings when pulling code projects from source code control. On ASP.NET code projects, you can configure per-machine configuration overrides to overcome this.
SharePoint Add-in ‘About’ Page Shows ‘Sorry, apps are turned off’ After Server Reboot

I’ve regularly witnessed strange behaviour on one of our SharePoint environments where the ABOUT screen for an installed SharePoint Add-in shows an error message (like the screen-shot below) of ‘Sorry, apps are turned off’ when you first navigate to it after not doing so for a while (10 mins or more). Doing a web browser…
Add User Info To A SharePoint Connected Excel Report

When working with SharePoint list data in Microsoft Excel, it is often necessary to report based on user data (e.g. name, department, job role, etc.) and most of the time this information isn’t immediately available as User fields only store the user’s unique ID and extended metadata is not pulled in from SharePoint automatically.
Using A SharePoint User Profile PICTURE URL

SharePoint User Profiles provide a wealth of user data, but one of their most used properties is the profile picture. It can often be useful to be able to access this during custom development, and fortunately Microsoft have made it simple to access the profile picture simply via a URL.
SharePoint CAML Query Errors With “The underlying connection was closed…”

There can be many reasons for SharePoint CAML queries not working, but one of the most frustrating ones is “The underlying connection was closed: The connection was closed unexpectedly.” The connection from the client (CSOM/REST API) is just dropped. Debugging the issue can seem, at first, almost impossible as there is nearly no additional data…
Getting SharePoint Site Templates To Work On Different Environments

If you work with SharePoint custom site templates regularly, and your organisation has separated development, test, and production environments, then you’ll probably have come across the issue where a custom site template you’ve saved in one environment as a solution package (WSP) uploads and activates fine in another environment but then fails with the familiar…
How to Download Solution Packages From SharePoint

Sometimes the easiest way to resolve a missing SharePoint Solution dependency is simply to install it again. Often the solution package (WSP) is available on your development or test environment, but how do you download it from there? For sandboxed solutions, you can just go to the ‘Solutions’ section in Site Settings, but what about…
Fixing SharePoint Content Database Errors

Whenever SharePoint (SP) is patched tests are run on the farm’s content databases (CDB) to check for issues. In most cases, patching can proceed without adversely affecting the farm but it never hurts to have a perfect and functional an environment as possible before making any changes. This article guides you through how to manually…