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Preferred Java way to ping an HTTP URL for availability
...gt;true</code> if the response code is in
* the 200-399 range.
* @param url The HTTP URL to be pinged.
* @param timeout The timeout in millis for both the connection timeout and the response read timeout. Note that
* the total timeout is effectively two times the given timeout.
* @return...
Difference between an application server and a servlet container?
... and Jetty because it is more restrictive. Tomcat can also execute JSP and JSF, not only Servlets.
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Cross field validation with Hibernate Validator (JSR 303)
...olation(); Gives the possibility of highlighting the right field (if only JSF would support it).
– Peter Davis
Apr 13 '11 at 15:25
8
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YouTube iframe API: how do I control an iframe player that's already in the HTML?
...* https://developers.google.com/youtube/js_api_reference
* @param String frame_id The id of (the div containing) the frame
* @param String func Desired function to call, eg. "playVideo"
* (Function) Function to call when the player is ready.
* @param Array args ...
How to check if UILabel is truncated?
...
Swift (as extension) - works for multi line uilabel:
swift4: (attributes param of boundingRect changed slightly)
extension UILabel {
var isTruncated: Bool {
guard let labelText = text else {
return false
}
let labelTextSize = (labelText as NSString).boun...
Extract hostname name from string
...tename.com:1234/dir/file.txt"));
console.log(extractHostname("example.com?param=value"));
console.log(extractHostname("https://facebook.github.io/jest/"));
console.log(extractHostname("//youtube.com/watch?v=ClkQA2Lb_iE"));
console.log(extractHostname("http://localhost:4200/watch?v=ClkQA2Lb_iE"))...
Should I use @EJB or @Inject
...urces (datasource, EJB . . .) and into certain components (Servlets, EJBs, JSF backing
bean . . .). With CDI you can inject nearly anything anywhere thanks to the @Inject annotation.
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Which maven dependencies to include for spring 3.0?
...ing-context)
Define this if you use Spring MVC, or wish to use Struts, JSF, or another
web framework with Spring (org.springframework.web.*)-->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-web</artifactId>
<version>...
How do you automate Javascript minification for your Java web applications?
...stom YUI Compressor Ant task
Maven YUI Compressor plugin
Granule (for JSP, JSF, Grails, Ant)
Ant macros for Google Closure compiler
wro4j (Maven, servlet filters, plain Java, etc)
ant-yui-compressor (ant task for compressing JS+CSS)
JAWR
Minify Maven Plugin
humpty
Ant exec task using Terser
...
Change UICollectionViewCell size on different device orientations
...t and resize the cells with animation (you can just pass nil to both block params if you've no extra adjustments to perform).
2) Instead of hardcoding the item sizes in -collectionView:layout:sizeForItemAtIndexPath, just divide the height or width of the collectionView's bounds by the number of cel...