This section provides an overview of what performance is, and why a developer might want to use it.
It should also mention any large subjects within performance, and link out to the related topics. Since the Documentation for performance is new, you may need to create initial versions of those r...
SELECT Id FROM Account
SELECT Id, Name FROM Account
SELECT Id FROM Account WHERE Name = 'SomeAccountName'
SELECT Id, Name, (SELECT Id, Name FROM Contacts) FROM Account
SELECT Id, Name FROM Account WHERE Id = :apexVariableName
Don't use DISTINCT and GROUP BY in the same SELECT.
Don't paginate via OFFSET, "remember where you left off".
WHERE (a,b) = (22,33) does not optimize at all.
Explicitly say ALL or DISTINCT after UNION -- it reminds you pick between the faster ALL or the slower DISTINCT.
...
The most tricky part is finding description for error codes.
This site has a most complete list of codes I've found so far.
Below you can find a copy cleaned of "@@@"s.
Error NumberError Description3Return without GoSub5Invalid procedure call or argument6Overflow7Out of memory9Subscri...
For ease of readability, keep all declarations indented one level from their selector, and the closing curly brace on its own line. Add a single space after selectors and colons, and always place a semicolon after the final declaration.
Good
p {
color: maroon;
font-size: 16px;
}
...
for i in iter; ...; end
while cond; ...; end
break
continue
@parallel (op) for i in iter; ...; end
@parallel for i in iter; ...; end
@goto label
@label label
Whenever it makes code shorter and easier to read, consider using higher-order functions, such as map or filter, instead of lo...
Form createForm(string|FormTypeInterface $type, mixed $data = null,
array $options = array())
FormBuilder createFormBuilder(mixed $data = null, array $options = array())
You can "customize" Event of the process of Form component with a Form Event compatible with Event Dispatcher...
import numpy as np
from scipy.optimize import _minimize
from scipy import special
import matplotlib.pyplot as plt
Note the underscore before 'minimize' when importing from scipy.optimize; '_minimize'
Also, i tested the functions from this link before doing this section, and found I had ...
Rails provides view helpers for generating form markup.
The date input types including date, datetime, datetime-local, time, month and week do not work in FireFox.
input<type="telephone"> only works with Safari 8.
input<type="email"> does not work on Safari
...
This section provides an overview of what excel-formula is, and why a developer might want to use it.
It should also mention any large subjects within excel-formula, and link out to the related topics. Since the Documentation for excel-formula is new, you may need to create initial versions of t...
Angular 2 allow to access the ngForm instance by creating a local template variable. Angular 2 exposes directive instances like ngForm by specifying exportAs property of the directive metadata. Now, the advantage here is without much coding you can access the ngForm instance and use it to access s...
for OrdinalVariable := LowerOrdinalValue to UpperOrdinalValue do begin {loop-body} end;
for OrdinalVariable := UpperOrdinalValue downto LowerOrdinalValue do begin {loop-body} end;
for EnumerableVariable in Collection do begin {loop-body} end;
Delphi's for-loop syntax does not provide an...
