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How to clone a case class instance and change just one field in Scala?
...ed on current value.
val newPersona2 = messageLens.modify(existingPersona)(_ + "iPad")
// Results:
// newPersona1: Persona(store,apple,Set())
// newPersona2: Persona(store,apple,Set(iPhone, iPad))
Moreover, in case you have nested case classes, the getter and setter methods can be a bit tedious t...
Set folder browser dialog start location
...nswered May 10 '09 at 0:39
great_llamagreat_llama
10.7k44 gold badges3030 silver badges2929 bronze badges
...
PHP: How to handle
...is superfluous, as echo automatically does it anyway)
$content = simplexml_load_string(
'<content><![CDATA[Hello, world!]]></content>'
);
echo (string) $content;
// or with parent element:
$foo = simplexml_load_string(
'<foo><content><![CDATA[Hello, world!...
How to handle static content in Spring MVC?
.../java.sun.com/xml/ns/j2ee
http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd">
<servlet>
<servlet-name>springmvc</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<load-on-startup>1</load-on-startu...
Gradle, “sourceCompatibility” vs “targetCompatibility”?
...
if(JavaVersion.current() != JavaVersion.VERSION_1_8) throw new GradleException("This project requires Java 8, but it's running on "+JavaVersion.current()) This is how I sort this issue out, right in the beginning of the build.gradle file.
– Xerus
...
Microsoft CDN for jQuery or Google CDN? [closed]
...n, MS have added jQuery-UI to their CDN: asp.net/ajaxlibrary/cdn.ashx#Using_jQuery_UI_from_the_CDN_10
– Will Dean
Oct 6 '10 at 7:04
3
...
Authorize Attribute with Multiple Roles
...ttpContext.Current.User.Identity as ClaimsIdentity;
string _role = claimsIdentity.FindFirst(ClaimTypes.Role).Value;
bool isAuthorize = Roles.Any(role => role == _role);
if(!isAuthorize)
HandleUnauthorizedRequest(actionContext);
...
How to get a subset of a javascript object's properties
...ctions.
For example pick() would be exactly what you seek:
var subset = _.pick(elmo, ['color', 'height']);
fiddle
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How to determine the encoding of text?
... magic
blob = open('unknown-file', 'rb').read()
m = magic.open(magic.MAGIC_MIME_ENCODING)
m.load()
encoding = m.buffer(blob) # "utf-8" "us-ascii" etc
There is an identically named, but incompatible, python-magic pip package on pypi that also uses libmagic. It can also get the encoding, by doing:...
How to add “active” class to Html.ActionLink in ASP.NET MVC
... "active" : "") "><a href="@Url.Action("Index","Scheduler")" target="_self">Scheduler</a></li>
</ul>
This solved my problem.
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