Taon : Hadoop streaming ay isang malakas na utility na kung saan ay may Hadoop konsepto distribution.The basic ng Hadoop balangkas ay upang hatiin ang trabaho,process it in parallel and then join it back to get the end result.So there are two main…
Ano ang Map / Bawasan sa Hadoop?
Taon : Pinoproseso ang malawak na halaga ng data (multi-terabyte ng data set) ay isang pangunahing pag-aalala sa tunay na buhay projects.As ang laki ng mga data ay pagtaas sa araw-araw, application ay nakakahanap ito mahirap na proseso ito sa isang maaasahang,secured and fault-tolerant way.…
Paano upang dagdagan ang pagganap ng isang pagsubok ng JMeter?
Isang: Pagsunod sa ang ilang mga diskarte na maaaring ilapat upang taasan ang pagganap ng isang pagsubok na JMeter. 1) Bawasan ang bilang ng mga sabay-sabay na mga thread :The hardware and server capability limits the number of threads which can run effectively with JMeter.If lot…
Ano ang Linked data (Semantiko konsepto)?
Taon: Habang ang pangalan ay nagmumungkahi, nito ng mga data na naka-link sa bawat other.At nagpapakita web ay naglalaman ng malaking halaga ng data na halos iningatan sa html at hindi sila ay naka-link sa anumang ways.So, if we want to use this…
Ano ang “walang katapusan na mag-scroll” at “Flyweight” huwaran?
Taon: The “Infinite scroll” at “Flyweight” patterns are used to load large number of objects in web applications. Infinite scroll is also called auto paganize/endless pages. In this technique pre-fetching of contents is done and added directly to the current…
What is Memory mapping in java?
Memory mapping in java is a low level concept to make file I/O more efficiently. Generally we use stream or buffer stream to do file I/O. Although buffered stream is widely used to increase the performance of file input and…
How to create a signed applet using a self-signed certificate?
The following article will describe how to create a signed applet using a self-signed certificate? Certificate authorities typically charge a fee for the service of validating their clients’ credentials. However, for testing and demo purposes, we may create a self-signed…
Posible na ang naka-sign java applet code mula sa java script function?
Signed applets are the authenticated applet to access secured data.So signed applets do not have the security restrictions that are imposed on unsigned applets and can run outside the security sandbox. But java script code is treated like unsigned code.So…
Kailan dapat mong gamitin ang isang Rule Engine?
Isang : You need to check the following points before implementing Rule engine in your project. isang) When business logic changes frequently: If your application has business logic which changes frequently, you should go for rule engine to maintain those…
When not to use a Rule Engine?
Isang : Let me describe when not to use Rule engine. Rule engines are not for process/ work flow implementation. So if you need to implement the process or work flow of a software application then you should go for…
What is jQuery mobile framework?
Taon: jQuery mobile framework is popular because it it lightweight, “write less, do more”, JavaScript library.Some time writing java script is complex.So the purpose of jquery is to make it much easier to the developers to use javascript with the…
What is Near-Field Communication (NFC) on Android?
Taon: Near-Field communication (NFC) on Android is the next generation technology with a lot of potential in the mobile market place.When this technology is integrated with your mobile device, the mobile device will interact directly with posters, magazines, products at…
How to convert Drools decision table (excel spread sheet) to a (.drl) file in Drools?
Let us try to create convert Drools decision table (excel spread sheet) to a (.drl) file in Drools. The SpreadsheetCompiler class is used to convert the input XLS and CSV file to a (.drl) file. The required package is “org.drools.decisiontable.SpreadsheetCompiler”.You…