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Why JSF calls getters multiple times

...ginally posted in PrimeFaces forum @ http://forum.primefaces.org/viewtopic.php?f=3&t=29546 Recently, I have been obsessed evaluating the performance of my app, tuning JPA queries, replacing dynamic SQL queries with named queries, and just this morning, I recognized that a getter method was more...
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Hook up Raspberry Pi via Ethernet to laptop without router? [closed]

...ble_uart=1 as explained at: https://www.raspberrypi.org/forums/viewtopic.php?f=28&t=141195 This first partition contains the bootloader, its configuration files and the (Linux / your) kernel, config.txt being one of them. The second partition contains the actual Linux root filesystem. Now co...
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Set Background cell color in PHPExcel

How to set specific color to active cell when creating XLS document in PHPExcel? 10 Answers ...
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Example invalid utf8 string?

... In PHP: $examples = array( 'Valid ASCII' => "a", 'Valid 2 Octet Sequence' => "\xc3\xb1", 'Invalid 2 Octet Sequence' => "\xc3\x28", 'Invalid Sequence Identifier' => "\xa0\xa1", 'Valid 3 Octet Sequ...
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Servlet for serving static content

...ed it on Tomcat 7.0.55. They call it a directory climbing: owasp.org/index.php/Path_Traversal – Cristian Arteaga Aug 4 '18 at 0:37 1 ...
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开源MQTT网关:EMQX vs Mosquitto - 创客硬件开发 - 清泛IT社区,为创新赋能!

...底层传输协议 QUIC 的支持,以解决复杂网络环境下的通信问题,提升整体吞吐量和移动连接的稳定性。此外,EMQX 也扩展支持 MQTT-SN、CoAP、LwM2M、STOMP 以及其他协议扩展。安全性安全性对于物联网设备连接以及设备之间、设备与...
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How to ignore files which are in repository?

I have a file (config.php), that is already commited to Git repository, but I want to ignore locally, i.e. I want that file to remain in repository, but force Git to ignore any changes to it. ...
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array_push() with key value pair

... "dog" => "cat" ]; array_push($data, ['cat' => 'wagon']); *In php 7 and higher, array is creating using [], not () share | improve this answer | follow ...
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How does this milw0rm heap spraying exploit work?

...so. You can see all the encoding tricks here: http://www.owasp.org/index.php/Category:OWASP_CAL9000_Project share | improve this answer | follow | ...
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How to clear Facebook Sharer cache?

... like this <tt>fbml.refreshRefUrl("http://www.mysite.com/someurl.php") You can study the related stuff from here fb:ref. I hope it will work for you share | improve this answer ...