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30 votes
1 answer
22k views

How do I increase my code coverage, or why can't I cover these lines?

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20 votes
1 answer
4k views

How do I write an Apex unit test?

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20 votes
2 answers
14k views

How do I get started working with JSON in Apex?

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108 votes
10 answers
39k views

How do I start to debug my own Apex code?

Sometimes questions are posted here that would best be answered by helping the questioner learn how to do their own debugging. (Remember that proverb?) I'd like to have something to link to on this ...
user avatar
  • 130k
158 votes
3 answers
26k views

End of javascript sidebar workarounds? (Salesforce Classic / Aloha)

Reading through this doc: Docs.releasenotes.salesforce We replaced the rich text editor in HTML Area home page components with a new version that supports more markup but doesn’t allow HTML to ...
user avatar
  • 16.5k
20 votes
6 answers
44k views

How to write a unit-test / test class for trigger?

How do I write a unit-test / test class for a trigger? What are my options? Inline with the trigger? New Class?
49 votes
3 answers
13k views

General trigger bulkification - best practices

A general question asked from time to time on stack exchange is question of trigger bulkification. Therefore I have 2 questions: Which best practices are you using? What is the best way to handle ...
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52 votes
1 answer
22k views

How do I start to debug my own Visualforce/JavaScript?

This question is intended to complement How do I start to debug my own Apex code? as sometimes questions are asked here that could most easily sorted out by the questioner using their browser's "...
user avatar
  • 130k
163 votes
4 answers
52k views

What are Salesforce ID's composed of?

I remember seeing somewhere that IDs are composed of a few pieces. I always have a hard time trying to find that information when I'm looking for it. What I mean by the above is that the various ...
user avatar
  • 7,537
9 votes
1 answer
911 views

How do I bulkify queries for directly or indirectly related records?

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15 votes
4 answers
6k views

System.Exception: Too many SOQL queries: 101 [duplicate]

I am getting a Too many SOQL queries: 101 error on a trigger when I am trying to deploy another trigger. I am posting the trigger which is causing the error. trigger rollupAccountShowings on Account ...
user avatar
  • 233
67 votes
8 answers
56k views

Get lists of dependent picklist options in Apex

I have a pair of dependent picklists. In Apex code, how can I determine what options are valid in the dependent field for each option in the controlling field? I've tried using getPicklistValues(), ...
user avatar
  • 10.9k
18 votes
1 answer
61k views

How to deserialize a JSON String to Apex

How can I deserialize this json object: { "response": { "count": 1, "benchmark": 0.22567009925842, "requests": [ { "request": { ...
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14 votes
1 answer
2k views

How do I unit test code that includes a callout?

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4 votes
4 answers
17k views

Changing colors of lightning-button

How can I change the colors of lightning-button? I tried doing this in my css: .my-button { background-color: #14a6bc; color: #ffffff; } and applying that class to my <lightning-button&...
user avatar
  • 1,000
53 votes
7 answers
33k views

How can I get a debug log for the sites guest user/public profile? [updated for Spring 18]

Normally, you can put debug monitoring on a user by name to see the details on the error they're getting (especially for the non-descript Error Loading a Visualforce Page). But when you are trying to ...
user avatar
37 votes
5 answers
33k views

Expression Functions for Lightning Web Components

How can expression functions similar to Visualforce and Lightning Aura Components be achieved within lightning web components? For example, <template if:true={index % 5 == 0}><br></...
user avatar
18 votes
1 answer
7k views

Which external Javascript libraries work with Lightning Locker Service?

Components often seem to work with external libraries until the Locker Service is enabled. What libraries work with locker service enabled and where can I go to find out?
user avatar
  • 40.4k
51 votes
8 answers
28k views

Target inner elements of standard Lightning Web Components with CSS

Say we have a LWC with the following template in a component named example: <template> <lightning-textarea class="test"></lightning-textarea> </template> And some css to ...
user avatar
38 votes
6 answers
37k views

Uncaught TypeError: 'set' on proxy: trap returned falsish for property Name

Am not doing anything fancy, just trying to update a field on Contact in JS of LWC but getting this exception. Uncaught TypeError: 'set' on proxy: trap returned falsish for property 'Name' throws at ...
user avatar
22 votes
2 answers
26k views

System.CalloutException: You have uncommitted work pending

I have same exception can please Click Here The previous post issue is resolved. Exception: :System.CalloutException: You have uncommitted work pending. Please commit or rollback before calling out ...
user avatar
  • 1,026
59 votes
3 answers
26k views

Lead Conversion Trigger Order of Execution

I've got a project where I'm looking to tweak the standard lead conversion process. Triggers and lead conversion has always been funky in past projects so I was hoping to start the design off by ...
user avatar
61 votes
10 answers
83k views

What would be the best approach to get the recordtype id

I know of two approaches to get the recordtype id of a particular record type Use SOQL RecordType RecType = [Select Id From RecordType Where SobjectType = 'Account' and DeveloperName = 'Business'];...
user avatar
  • 11.9k
48 votes
6 answers
18k views

Is it possible to test apex that relies on field history tracking?

I have some code that relies on field history tracking by querying the History for a custom object. This works fine, but it appears that the history records aren't created during the test so none of ...
user avatar
  • 760
151 votes
8 answers
32k views

Unit testing code which has logic around the CreatedDate

An example of the problem would be trying to test a trigger on a case which will fire on update, and look for time differences between when a case was created and now. Ideally in the unit tests I want ...
user avatar
  • 2,897
37 votes
3 answers
40k views

HTTP Callout from Triggers

I have a trigger on the Custom Object that calls a class. That class makes an HTTP GET request to a Web Service. However I get the following error: Callout from triggers are currently not supported. ...
user avatar
11 votes
2 answers
3k views

Parent and children relationships accessible via trigger?

I'm sure this has been addressed before but I can't seem to find the answer. In a trigger on a record, aside from the actual fields on the record, what do I have access to? The parent info? that ...
user avatar
27 votes
6 answers
55k views

Where To start Learning With Salesforce Development

Where should I start learning? There are various topics to learn like Objects, Classes, Apex, Visualforce, SOSL, SOQL, Triggers, etc. There are so many options out there to start learning. I couldn't ...
31 votes
1 answer
88k views

Can anybody explain the UNABLE_TO_LOCK_ROW error?

Error Message: Developer script exception from Nicomatic : quotepotential : quotepotential: execution of AfterUpdate caused by: System.DmlException: Update failed. First exception on row 0 with ...
user avatar
  • 1,412
15 votes
5 answers
23k views

How can I compose a multipart/form-data request?

I'm trying to integrate Kraken.io into our org so I can have Salesforce queue up image optimization jobs that our employees upload. Kraken.io requires that the requests post a multipart/form-data body ...
user avatar
12 votes
2 answers
852 views

What is a good pattern for recursion blocking in generic trigger handlers?

Here I'm talking about a handler that covers all the TriggerOperations and that accepts SObjects of arbitrary type. And the recursion problem is where a change caused by a trigger results in that ...
user avatar
  • 130k
14 votes
1 answer
6k views

How do I test asynchronous Apex?

This is a canonical question and answer developed by the community to help address common questions. If you've been directed here, or your question has been closed as a duplicate, please look through ...
13 votes
2 answers
3k views

apex String instanceof Object?

given: Map<String, String> m = new Map<String, String>(); m instanceof Map<String, Object> is always true then why is m instanceof Map<Object, Object> always false?
user avatar
  • 131
49 votes
5 answers
15k views

How to call a Salesforce REST URL from Lightning Component?

I want to call a Salesforce REST URL from a Lightning Component. Specifically, I'm trying to call this Analytics API URL: /services/data/v32.0/analytics/reports. I see the following error in the ...
user avatar
  • 28.7k
42 votes
4 answers
21k views

Scheduled reports as attachment

Is there any workaround to send out scheduled reports as Excel attachment than actually embedding it within an email? Salesforce scheduled reports embeds the report in email making further drill down ...
user avatar
  • 16.5k
37 votes
6 answers
26k views

Using APEX to assemble HTML Letterhead Emails

I am looking to assemble an HTML Letterhead Email Template for an email service integration project. There are two sObjects that hold this information - EmailTemplate and BrandTemplate. ...
user avatar
130 votes
2 answers
9k views

Any reason to skip DML on empty lists?

In parts of my code I have DML statements with an if around to only do the DML if the list is not empty: if( !recordsToUpdate.isEmpty() ) { update recordsToUpdate; } Couldn't I just write? ...
user avatar
63 votes
5 answers
29k views

How do you deserialize json properties that are reserved words in apex?

Is there any way to deserialize JSON into an object using JSON.deserialize if some of the property names in the JSON are reserved words in apex? I want to do something like this: string jsonString = '...
user avatar
32 votes
6 answers
22k views

Getting Session ID in Lightning

Background I'm using Apex Wrapper Salesforce Metadata API to update some picklist values on the fly. (i.e. Every time a record is inserted/updated/deleted in Table A, I'm adding/subtracting picklist ...
user avatar
  • 2,022
83 votes
4 answers
49k views

SFDC: Understanding With Sharing, Without Sharing & Unspecified Sharing Classes

Per my understanding of With Sharing, Without Sharing and non-sharing-specified Classes in Apex, I would like to jot down the following notes and leave certain blanks for not sure answers; I wanted to ...
user avatar
  • 831
37 votes
4 answers
8k views

Why is Schema.describeSObjects(types) Slower Than Schema.getGlobalDescribe()?

I was about to reconfigure some of my code to use the newer Schema.describeSObjects(types) method that I had heard was faster than using a globalDescribe. I made some code to quickly check this and ...
user avatar
37 votes
6 answers
4k views

Why do we still need to hack the Sidebar? Usecases - Workarounds - Alternatives

Since it seems to me, that a lot of people still need sidebar workarounds, I would be interested to learn about the use-cases, experienced challenges and (most important) possible strategies to avoid ...
user avatar
  • 33.6k
2 votes
1 answer
7k views

Trying to automate contact deletion with SSJS

with the GDPR laws in place, it's important to have the possibility to remove contacts from Marketing Cloud. I'm trying to automate the process with existing tools and am looking for possible ...
user avatar
29 votes
2 answers
6k views

Different Session Ids in Different contexts

I'm dealing with quite an unusual issue here, and was wondering if anyone had figured this out. I'm trying to implement an OAuth flow from one salesforce instance to another (any other). And one of ...
user avatar
  • 481
15 votes
1 answer
2k views

Set Relationship Via Name Pointing Field?

One of the most startling things I ever learned from @BobBuzzard is that you can update a lookup by using the name pointing field. At least, I thought that's what I learned, until a recent debate cast ...
user avatar
  • 143k
4 votes
1 answer
878 views

Why can't I see related data in my Apex, or why are related records showing up as `null`?

This is a canonical question and answer developed by the community to help address common questions. If you've been directed here, or your question has been closed as a duplicate, please look through ...
116 votes
3 answers
99k views

How can I efficiently generate a Set<Id> from a List<SObject> structure?

I have a bit of code where I've written a SOQL query that returns a list of SObject records, however I need a Set<Id> structure to pass to another method that I don't have control of (and thus ...
user avatar
  • 22.2k
56 votes
6 answers
30k views

Can report data be accessed programatically?

Is there any way to access existing reports and their data to be used in apex? Sure, I could write the SOQL manually but if I want it to mirror a specific report I would have to make code changes ...
user avatar
  • 7,537
79 votes
2 answers
11k views

Salesforce, Oracle and the Seven Dwarfs

Over my time as a Salesforce developer, I've written some code which on occasion managed to surface Oracle plsql exceptions and curiously the error text contains the name of one of Disney's Seven ...
user avatar
  • 22.3k
41 votes
4 answers
2k views

Why Are Data Silos Important in Unit Tests?

I have a lot of strong opinions about this issue, but had a hard time finding official documents today to back up my position. A lot of times we say it is bad practice to use seeAllData=true, but we ...
user avatar
  • 143k

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