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How can I strip first X characters from string using sed?
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+1 Simple and helpful solution.. When I had the URL as http://<example.com> and to cut the protocol 'http://' I have to say as 8 chars instead of 7. I don't know, but that's how it worked for me.
– Santosh Kumar Arjunan
Oct 15 '18 at 1...
Replace selector images programmatically
...<?xml version="1.0" encoding="utf-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
<item android:drawable="@drawable/top_bar_default" >
</item>
<item android:id="@+id/nav_icons" android:bottom="0dip">
<level-list xmlns...
How to run a background task in a servlet based web application?
...that you misunderstand the purpose of the servlet. It's intented to act on HTTP requests, nothing more. You want just a background task which runs once on daily basis.
EJB available? Use @Schedule
If your environment happen to support EJB (i.e. a real Java EE server such as WildFly, JBoss, TomEE,...
What is Node.js? [closed]
...s is EVENT BASED and ASYNCHRONOUS / NON-BLOCKING. Events, like an incoming HTTP connection will fire off a JavaScript function that does a little bit of work and kicks off other asynchronous tasks like connecting to a database or pulling content from another server. Once these tasks have been kicked...
How are echo and print different in PHP? [duplicate]
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From:
http://web.archive.org/web/20090221144611/http://faqts.com/knowledge_base/view.phtml/aid/1/fid/40
Speed. There is a difference between the two, but speed-wise it
should be irrelevant which one you use. echo is marginally ...
HTTPS with Visual Studio's built-in ASP.NET Development Server
...e a way to access Visual Studio's built-in ASP.NET Development Server over HTTPS?
4 Answers
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PHP shell_exec() vs exec()
...an provide all output as an array specifed as the second parameter.
See
http://php.net/manual/en/function.shell-exec.php
http://php.net/manual/en/function.exec.php
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Android微信智能心跳方案 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...影响不大。
3.4 GCM Server类型
GCM提供两种Server模型：
a）HTTP Server : 使用同步接口发送HTTP请求，一次请求可以发给最多1000个设备。
b）XMPP Server :使用异步接口发送请求，只支持对单个设备（或同一个用户的多个关联设备发送）...
A method to reverse effect of java String.split()? [duplicate]
...t will part of the functionality of JDK 8's java.util.StringJoiner class. http://download.java.net/lambda/b81/docs/api/java/util/StringJoiner.html
Here is the Oracle issue if you are interested.
http://bugs.sun.com/view_bug.do?bug_id=5015163
Update
Here is an example of the new JDK 8 StringJoine...
淘宝大秒系统设计详解 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...实Java和通用的Web服务器相比（Nginx或Apache）在处理大并发HTTP请求时要弱一点，所以一般我们都会对大流量的Web系统做静态化改造，让大部分请求和数据直接在Nginx服务器或者Web代理服务器（Varnish、Squid等）上直接返回（可以减少...