, you can directly discard it, because in this case, the server has sent a response but no ack has been sent, after the server is restarted, the task will be re-processed and sent again, but the request has been processed.
Channel. basic_publish (exchange = '', routing_key = 'rpc _ queue ', properties = pika. basicProperties (reply_to = self. callback_queue, correlation_id = self. consumed _id,), body = str (n) # call while self. response is None: # This is equivalent to blocking self. connectio
Ant LAMP quick installation tutorial
Ps: the LAMP installation on DU Niang is more comprehensive and the explanation is clearer. The following is a personal idea and is for your reference only.
Lamp quick installation steps1. Allow Remote Login1.1 open port 22 firewall-cmd -- zone = public -- add-port = 22/tcp -- permanent1.2 restart the firewall sudo systemctl r
select the appropriate check boxes as needed, and the system defaults are generally retained. The functions of each check box are as follows.(1) Allow connections from ports above 724: services started on ports less than 724 must be started as root, select this check box to allow users other than the root user to start the NFS service. This check box corresponds to insecure.(2) Allow unsafe file locking: No lock request required, this check box corresponds to Insecure_locks.(3) Disable subtree
Quick boot U disk to the hard drive partition tutorial
Fast start U disk inserted into the computer's USB interface (note To set the USB disk in the BIOS to boot) then we enter the following interface after the boot "" 03 "Run fast start win8pe anti-blue screen version (new machine)" and return to determine, as shown in the following figure:
Then we click on the "Partition tool Diskgenius" icon,
when the Codeblocks interface simulates the simulation.(1) Add the following two files in the routine (can be found in the "Helloprj_winemwin530noos_codeblocks_gbk.rar" routine of the GLCD packet), GBK_16M16.C is the font C file, gui_uc_ ENCODEGBK.C is to set Emwin to GBK encoded C file:(2) Set Emwin to GBK code:(3) Change the Chinese display:Note: Using GBK encoding code::blocks The following settings are required, otherwise the C file will be automatically changed to UTF8 encoding.SOURCE/soft
Source code compilation installation LNMP environment is easy to customize, but for small servers, the lengthy compilation time is impossible to wait. If you can finish the installation in 10 minutes, it will be much better.
So how to quickly install the LNMP environment in 10 minutes, the answer is to use YUM installation.
What YUM?
An explanation from the official website
Yum is a software package Manager This installs, updates, and removes on packages rpm-based. It automatically computes
NetBeans IDE PHP Quick Start tutorial (Web grooming)
Directory
Component Installation
Set up PHP projects in the NetBeans IDE for PHP
Run the first PHP project
Using the database server in the NetBeans IDE for PHP
Next steps
to learn this tutorial, you need the following software and resources.
software or resources
requ
that you might encounter:----------------------------------------------------------------------------------------------------------- ---------daydream from getting started to mastering--QuickStart Development Basics Tutorial Two: Android Development environment Configuration two:http://blog.csdn.net/jaikydota163/article/details/52729869----------------------------------------------------------------------------------------------------------- --------
("======requestDestroyed========"); } @Override public void requestInitialized(ServletRequestEvent sre) { System.out.println("======requestInitialized========"); }Xi. springboot2.x Interceptor Combat and old and new configuration comparisonIntroduction: Explain the Interceptor use, spingboot2.x new version Configuration Interceptor Interceptor and old version Springboot configuration Interceptor Difference Explanation1、@Configuration 继承WebMvcConfiguratio
In the various processing of Photoshop, feather technology has been a lot of use, pull figure, virtual light, etc., but feather to what extent suitable, more than no, less wrong, often to test many times, often called people distressed,
Is there a way of seeing the one-step to complete an accurate feather? Yes, this is the only interactive feather method in Photoshop-----quick mask feather.
I'm talking about the only one, there's no other way to rep
Quick Red Envelopes Rob Red Envelopes Method:
1, we need to install "fast red envelope software" in the mobile phone, installed fast red envelopes after we open fast Red envelopes app you will see: There will be robbed cash red envelopes, red envelopes activities, custom red envelopes, red envelopes data analysis, and feedback five modules,
2, in the robbery of the Red envelope module, we will see a lot of red packets after the classificati
applicationBuild.gradle:Apply plugin: ' Jetty 'This will also apply the war plugin to your project. Run >Gradle JettyrunWeb Applicationwill run in the embedded web containerin Jetty. Run > gradle jettyrunwar will build the war file and run it in jetty.Full Build.gradle:Apply plugin: ' War 'Apply plugin: ' Jetty 'repositories {Mavencentral ()}dependencies {Compile group: ' Commons-io ', Name: ' Commons-io ', version: ' 1.4 'Compile group: ' log4j ', Name: ' log4j ', version: ' 1.2.15 ', ext: ' j
C language quick start tutorial (1)
C language Overview (development preparation)
This section describes the road map:
Ps: Mark 3 is not very important. You just need to know it. Mark 1 is very important and requires proficiency!
1. Overview of C language: 1.1 what is the relationship between computer and programming language?
A: computers are composed of hardware and software systems. Hardware ----> ma
Python zero-Basic Quick Start fun tutorial (dr. Mi turtle drawing turtle) 2. variable, pythonturtle
Everyone has learned the concept of variables in middle school. For example, if we set x = 100, we can release x * 2 = 200.
Try the following Python code:
1 import turtle2 3 turtle.shape("turtle")4 x = 1005 turtle.forward(x)6 turtle.left(45)7 turtle.forward(2*x)8 9 turtle.exitonclick()
Run the above Code to
() { return name; Access outer field } } /** * Constructor * /Public Human (String N) { THIS.name = n; } public void ChangeName (String N) { this.name = n; } private String name;}Operation Result:VameiVameiJerryIn the example above, we access the name member of the Outer class object through the inner class object. When we create inner class objects based on different external objects, the environment information we get
convenient!2.4 Try to run the project:Here's an attempt to run the new MAVEN project, right-click the project, run as, and see some of Maven's lifecycle plugins, clean, install, and more. Selecting "5 Maven Build" will allow us to enter the MVN command ourselves.650) this.width=650; "Src=" Http://s4.51cto.com/wyfs02/M02/85/9D/wKiom1eqBkCz3zi5AAGLn1oiJCE483.png-wh_500x0-wm_3 -wmp_4-s_245189026.png "title=" 011.png "alt=" Wkiom1eqbkcz3zi5aagln1oijce483.png-wh_50 "/>I encountered an error while ex
as UTF-8, compile and observe the phenomenon.\documentclass{article}\begin{document}\begin{tabular}{|c|c|}A B \ \C d\\\end{tabular}\begin{tabular}{|c|c|}\hlineA B \ \\hlineC d\\\hline\end{tabular}\begin{center}\begin{tabular}{|c|c|}\hlineA B \ \ \hlineC d\\\hline\end{tabular}\end{center}\end{document}10. EndSo far, you can use Latex's article template to write a basic paper frame, at least you can use Latex.In the paper from the framework to the complete process, there must be a lot of de
This article mainly introduces the Mysql statement Quick Review Tutorial (full). For more information, see
Basic operations
View database
show databases;
Character set
create database day15 default character set utf8
View character set
show create database day15;
Delete
drop database day15
Modify character set
alter database day15 default character set gbk;
Use Database
USE day15;
View all tabl
Yii quick learning tutorial ------ controller usage (III)
For the controller, pay attention to the following points:
I. Path Problems.
To access yii, add, delete, modify, query, and create a controller, call a model, and render a view, however, do you have any questions about how the index finds the Controller I wrote and how the controller finds the model class I added, how can the Controller render accur
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