Useful tips for everyday
How to upsert records using external ID in apex? First exception on row 0; first error: DUPLICATE_VALUE, duplicate value found: Externald__c duplicates value on record…
What Colour is RGB 255 0 255? The RGB color 255, 0, 255 is a light color, and the websafe version is hex FF00FF, and…
How do I make my own icons for Windows? Go to menu Image > New Device Image, or right-click in the Image Editor pane and…
How do you restrict a class from creating multiple instances? if you want to limit the class instances to N, keep creating a new instance…
How do I personalize fields with merge tags? Add new audience field to store PDFs Click the Audience icon. Click All contacts. If you have…
What is meant by utility class? utility class is a class that defines a set of methods that perform common, often re-used functions. Most utility…
How do you send the contents of a file in Linux? Howto: Send The Content Of a Text File Using mail Command In Unix /…
Who discovered ruin theory? actuary Filip Lundberg The theoretical foundation of ruin theory, known as the Cramér–Lundberg model (or classical compound-Poisson risk model, classical risk…
How do I split a video into multiple parts? Step 2: Drag and drop the video to the track in the timeline and then select…
How do I force my touchpad to click? The Force Touch trackpad lets you Force click by pressing on the trackpad and then applying more…