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Use of def, val, and var in scala
... ^
When the class is defined like:
scala> class Person(val name: String, var age: Int)
defined class Person
and then instantiated with:
scala> def personA = new Person("Tim", 25)
personA: Person
an immutable label is created for that specific instance of Person (i.e. 'personA'). Wh...
Redirect to Action in another controller
...irectToAction broke and I got it to work using the area = "" with an empty string.
– Jonathan Alfaro
Sep 28 '16 at 16:47
...
Set attribute without value
...e attr() function is also a setter function. You can just pass it an empty string.
$('body').attr('data-body','');
An empty string will simply create the attribute with no value.
<body data-body>
Reference - http://api.jquery.com/attr/#attr-attributeName-value
attr( attributeName...
In Javascript/jQuery what does (e) mean?
...nd the definition of the parameters of addEventlistener are:
type ：A string representing the event type to listen out for.
listener ：The object which receives a notification (an object that implements the Event interface) when an event of the specified type
occurs. This must be an obj...
Compiler error: memset was not declared in this scope
...
You should include <string.h> (or its C++ equivalent, <cstring>).
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What is the best way to add options to a select from a JavaScript object with jQuery?
...g you should avoid DOM updates in loops. jsperf.com/jquery-append-array-vs-string
– jthomas
Jun 3 '15 at 3:48
6
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Why is using the JavaScript eval function a bad idea?
...ght be able to agree with you. Jeff pointed out the key: "eval of the same string multiple times can avoid parse overhead". As it is, you are just wrong; #3 holds true for many scenarios.
– Prestaul
Feb 13 '12 at 17:44
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Android: java.lang.SecurityException: Permission Denial: start Intent
...activity>
and
<activity android:name=".myclass" android:label="@string/app_name">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
&l...
XML Schema: Element with attributes containing only text?
...rElement">
<xs:simpleContent>
<xs:extension base="xs:string">
<xs:attribute name="value" type="xs:string">
</xs:attribute>
</xs:extension>
</xs:simpleContent>
</xs:complexType>
...
Using NSPredicate to filter an NSArray based on NSDictionary keys
...ase- and diacritic-insensitive like.”) For a complete description of the string syntax and a list of all the operators available, see Predicate Format String Syntax.
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