Tag Archives: Apex Method of the Day

Sometimes using JSON.serialize on a custom Apex type does not provide sufficient control over how the JSON is serialized. For example, serializing an Apex type will include null values for all fields that haven’t been set, when you might prefer … Continue reading →

The above is an example of simple token replacement and is equivalent to: Why bother? Well, for more complex strings use of String.format can be easier to write and maintain than concatenation, but a great benefit comes from its combination … Continue reading →

Rather than: Force.com Apex Code Developer’s Guide – String Methods

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 →

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

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 →

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