Category Archives: Documentation

The Secret Life of an SObject: Equality, Sets and Maps

Equality When testing for equality between sObjects in Apex, it is the sObjects’ properties – the values of the sObjects’ fields – which are compared. So two separate sObject instances that have the same field values are considered equal: But, if … Continue reading

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Apex Method of the Day – String myString.split(String regExp)

We can split a String into parts using a token, which in this case is a space: However, the following example, using “.” as a token will fail: System.AssertException: Assertion Failed: Expected: 3, Actual: 0 This is because the token … Continue reading

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Apex Method of the Day – String myString.repeat(numTimes)

public class TestUtility { static Integer s_num = 1; public static String getFakeId(Schema.SObjectType sot) { String result = String.valueOf(s_num++); return sot.getDescribe().getKeyPrefix() + ‘0’.repeat(12-result.length()) + result; } } Force.com Apex Code Developer’s Guide – String Methods

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Apex Method of the Day – Method (and other) Declarations in Anonymous Blocks

An anonymous block is Apex code that does not get stored in the metadata, but that can be compiled and executed using… Developer Console, Force.com IDE [or] The executeAnonymousSOAP API call A method can be defined and called within an Anonymous Block: Decimal d1 … Continue reading

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The Secret Life of an SObject: Defaults

Default values, dirty field tracking, checkboxes / booleans, and the Winter’13 loadDefaults argument… When creating custom objects, we can define default values for our fields which are automatically applied when inserting records. Defaulted when? Say we have a custom Sales … Continue reading

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Apex Method of the Day – Database.Batchable

MyIterableBatch implements Database.Batchable<AnyTypeYouLike> Examples: IntegerIterableBatch.cls CustomTypeIterableBatch.cls Force.com Apex Code Developer’s Guide – Using Batch Apex Original Tweet

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Apex Method of the Day – List Iterator

Example: Force.com Apex Code Developer’s Guide – List Methods Force.com Apex Code Developer’s Guide – Custom Iterators Original Tweet

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