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Questions relating to Apex, the native programming language for the Force.com platform. Use it for general questions on syntax, errors, constructs, and rules of use. Most questions should include a code *excerpt* to help answerers understand specifically what has gone wrong or why you need help.

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common.apex.runtime.impl.ExecutionException: Invalid conversion from runtime type String to ...

When the apex:selectList multiselect attribute is set to false, then the value attribute must be of type String (see here). In your code example the apex:selectList has a size attribute of 1, which im …
Tyler Campbell's user avatar
6 votes

I am getting error in Query

There are a few syntax errors with the SOQL query that are causing this error to occur. It looks like you are trying to alias the field names; however, this feature is only available for aggregate qu …
Tyler Campbell's user avatar
0 votes

Problem with Webservice returning invalid JSON

To convert the list object to valid json you can use the Apex JSON class provided by Salesforce - https://developer.salesforce.com/docs/atlas.en-us.apexref.meta/apexref/apex_class_System_Json.htm @RestResource …
Tyler Campbell's user avatar
4 votes

Salesforce APEX Crypto hash vs Javascript Crypto hash

Removing line 2 from your apex code will generate a hash that is equal to the javascript code example. const crypto = require('crypto') let hmac = crypto.createHmac("sha256", 'KEY_HASH'); hmac.update( …
Tyler Campbell's user avatar