• How to set timeout in Ajax (an action is executed twice)


    Today, when testing the project, we found that an action has been executed twice, which takes about five minutes to complete. The project environment is Apache 2 + Tomcat 6.0. Online search found several places where you can set timeouts: 1. Ajax syntax to set the unit of milliseconds, for example: $.ajax({ url: XXX, timeout: […]

  • Troubleshooting and solution of HTTP timeout in go


    background Recently, some colleagues have reported that there is a call timeout between services, and the probability and frequency of occurrence are relatively high in the business peak. From the call relationship in the log, there are 2 call chains that often have timeouts. Problem 1: service a timed out sending a request to service […]

  • Detailed explanation of how to deal with concurrent timeout in go language


    Implementation principle: Concurrent a function, wait for 1s, and then write data to timeoutselectIf there is data to other within 1schannelIf not, this istimeoutWrite the data, then we know the timeout. Implementation code: package main import “fmt” import “time” func main() { ch := make(chan int, 1) timeout := make(chan bool, 1) //Execute a function […]

  • Example code of semaphore with timeout implemented by golang simulation


    Preface Recently, projects are being written, and semaphores are needed to wait for some resources to complete, but wait for n milliseconds at most. Before looking at the text of this article, let’s look at the implementation methods in C language. In C language, there are the following APIs to implement semaphore waiting with timeout: […]

  • Examples of golang HTTP connection timeout and transmission timeout


    Gorang test code package main import ( “net/http” “net/url” “fmt” “io/ioutil” “time” “net” “crypto/tls” ) func TimeoutDialer(cTimeout time.Duration, rwTimeout time.Duration) func(net, addr string) (c net.Conn, err error) { return func(netw, addr string) (net.Conn, error) { conn, err := net.DialTimeout(netw, addr, cTimeout) if err != nil { return nil, err } conn.SetDeadline(time.Now().Add(rwTimeout)) return conn, nil } […]

  • GOLANG uses Context to implement methods of value transfer, timeout and cancellation


    After GO 1.7, context. Context was added to realize the management of goroutine. The basic usage of Context refers to GOLANG’s use of Context to manage associated goroutines. In fact, Context also plays a very important role in setting timeouts. For example, if we have an API designed like this: type Packet interface { encoding.BinaryMarshaler […]

  • The solution of composer install timeout on new laravel on Ubuntu


    After Ubuntu runs composer install, all the other expansion packages can be installed smoothly. When the car arrives halfway, it suddenly kills a bunch.timeout the *****&^%$%$##@#@#$%^^ ‘https://github.com/bobthecow/psysh.git’ $%^&**((()&^&^%%$$## timeout Yes! That’s right. It’s probably the one above.How can we not change the source at this time? composer config -g repo.packagist composer https://packagist.phpcomposer.com What the devil, […]