nginx + Tomcat load balancing -- Part 2

1, In general, a Tomcat site can not cope with the complex and diverse requests of too many customers due to possible single point of failure. It cannot be used in production environment alone. So we need a more reliable solution to improve the web site architecture. At present, many large enterprises use nginx server as direct ...

Posted on Wed, 08 Jan 2020 07:30:34 -0800 by irving

How to encapsulate many parameters into objects in the foreground and send them to the background for analysis

When there are too many incoming background parameters and these parameters belong to a certain class, these parameters can be encapsulated into an object to form an object array. In this way, the parameters of the object itself can be mapped one by one, and the encapsulated object array can be assigned to a parameter. Through ...

Posted on Tue, 07 Jan 2020 00:19:22 -0800 by blintas

Qt dynamic adsorption line

Implementation ideas: 1. To dynamically find the rectangle where the mouse is located, you must obtain the size and position attributes of each window and its child controls on the desktop. In order to obtain these attributes Qt, it seems that there is no relevant API provided. You can only use the windows API EnumWindows and ...

Posted on Mon, 06 Jan 2020 18:56:21 -0800 by neuro4848

Angry Product Manager: Has it been difficult to maintain elegance in the background?It doesn't exist!

Survival Status We know that there will be background killing on Android systems, and with the update of system versions, there will be an increasing trend in killing processes.The system's starting point is good because it saves memory, reduces power consumption, and avoids some rogue behavior. But for some applications, the scenario for the ...

Posted on Mon, 06 Jan 2020 18:45:29 -0800 by headrush

JQuery weui implementation page loading more

First of all, I want to say that when I just used the JQuery weui framework to do more loading, I encountered a pit. At the same time, I also downloaded the style of the SUI Mobile framework to do the page. As a result, it doesn't work when I load more controls with JQuery weui. The reason is that the infinite in JQuery weui a ...

Posted on Mon, 06 Jan 2020 16:10:27 -0800 by tha_mink

android solves the conflict between NestedScrollView and ListView

When you are doing development, many people need to use sliding scrollview, but there will be a conflict between the event of jam and sliding Note to add dependency in the builder file under app, otherwise the control cannot be used compile 'com.android.support.constraint:constraint-layout:1.0.2' This blog implements a comm ...

Posted on Mon, 06 Jan 2020 10:49:37 -0800 by Zack

Accessibility Service

1. Create a new Service integration AccessibilityService 1.1,DingService.java 1.2 control customization 1.3. Click through text 1.4. Fill EditText with data through text 1.5 print interface node 2, configuration 3. Start in MainActivity Operations supported by AccessibilityNodeInfo Reference materials 1. Create a ...

Posted on Mon, 06 Jan 2020 05:23:12 -0800 by smarthouseguy

First ECharts chart

ECharts is a highly customized data visualization chart library developed by Baidu team. Its underlying layer relies on the lightweight Canvas class library ZRender, which is a pure JavaScript icon library, compatible with (IE8/9/10/11, Chrome, Firefox, Safari, etc.) mainstream browsers, and can run on PC and mobile devices. ...

Posted on Sun, 05 Jan 2020 20:59:44 -0800 by inosent1

Android Layout Manager - Simple user login page using TableLayout Table Layout Manager

scene Android Layout Manager - Use FrameLayout Frame Layout Layout to display overlapping squares and foreground photos: https://blog.csdn.net/BADAO_LIUMANG_QIZHI/article/details/103839149 The results are as follows     Note: Blog: https://blog.csdn.net/badao_liumang_qizhi Focus on Public Number Domineering program ape Get programming-related ...

Posted on Sun, 05 Jan 2020 12:50:05 -0800 by petersen313

FQDN query and setting in Linux

FQDN: (Fully Qualified Domain Name) fully qualified domain name: name with both host name and domain name In fact, it is to mark the complete domain name of a host. For example, if my domain name is ifrom.top, the host name of its mail server is mail, so its FQDN is mail.ifrom.top The command for Linux to get the hostname is: ➜ ~ hostname -f ...

Posted on Sun, 05 Jan 2020 08:16:58 -0800 by possiblyB9