connection-refused

Hadoop - java.net.ConnectException: Connection refused

由 故事扮演 提交于 2020-01-12 18:46:14
问题 I want connect to hdfs (in localhost) and i have a error: Call From despubuntu-ThinkPad-E420/127.0.1.1 to localhost:54310 failed on connection exception: java.net.ConnectException: Connection refused; For more details see: http://wiki.apache.org/hadoop/ConnectionRefused I follow all the steps in other posts, but i dont solve my problem. I use hadoop 2.7 and this is configurations: core-site.xml <configuration> <property> <name>hadoop.tmp.dir</name> <value>/home/despubuntu/hadoop/name/data<

Java Selenium Webdriver Connection Refused

由 穿精又带淫゛_ 提交于 2019-12-18 07:08:37
问题 I am getting the all too common connection refused error on my selenium webdriver. The same code was executing a few weeks ago. I have been reading in circles through existing posts and have tried updating geckodriver and FireFox to no avail. I can run the same code on another computer running the same versions of the driver, browser and libraries etc. How can I find the cause specific to this machine? the error is below. Debug 1 Debug 2 Debug 3 Exception in thread "main" org.openqa.selenium

Connection refused: localhost:4200 favicon.ico 502 in angular 7

由 时间秒杀一切 提交于 2019-12-13 03:20:40
问题 I have create an angular project via ng new project_name --style=scss and then try to run via ng serve but getting error removed and reinstalled the node_modules but all in vain. Every time getting this error, please guide what to do!!! UPDATE 1 Why I am not able to run Angular application on localhost (running on 192.168.X.X:4200) in my office pc but the same project I can run on localhost at my home UPDATE 2 in hosts file, I have this. Is it OK? 127.0.0.1 localhost ::1 localhost Update 3 I

ConnectException: Connection refused when run mapreduce in Hadoop

由 泪湿孤枕 提交于 2019-12-11 06:59:14
问题 I set up Hadoop(2.6.0) with multi machines mode : 1 namenode + 3 datanodes. When I used command : start-all.sh, they (namenode, datanode, resource manager, node manager) worked ok. I checked it with jps command and result on each node were bellow: NameNode : 7300 ResourceManager 6942 NameNode 7154 SecondaryNameNode DataNodes: 3840 DataNode 3924 NodeManager And I also uploaded sample text file on HDFS at: /user/hadoop/data/sample.txt. Absolutely no error at that moment. But when I tried to run

Laravel Valet sites connection refused on port 80

由 ε祈祈猫儿з 提交于 2019-12-11 06:58:40
问题 Ever since Chrome and Safari started forcing HTTPS redirection on the .dev TLD I've been getting issues connecting to my Laravel Valet sites. Without knowing that Chrome and Safari had done this, I updated Valet to from 1.2 and not thinking to check in Firefox first (doh! 😖). I've installed the latest stable release of Laravel Valet (2.0.6) on High Sierra (10.13.2), completely removed the running version of homebrew/php/php70 and reinstalled to be sure and have now changed the TLD to .test. I

HTTPS only works on localhost

由 隐身守侯 提交于 2019-12-09 02:08:23
问题 I am trying to setup https on one of my EC2 instances. I've done this many times, but for some reason, for this instance, it refuses to work. Problem When I connect to the domain via the local ip, the https works fine. When I connect to the domain via the public ip, the https does not work and the browser repsonse is "ERR CONNECTION REFUSED" When I reload sometimes, you can see it accepted the https, and then it blocks it immediately, almost as if there is a firewall rule, but there isnt.

GET https://www.google-analytics.com/analytics.js net::ERR_CONNECTION_REFUSED

由 江枫思渺然 提交于 2019-12-08 10:03:20
问题 I am facing a big issue on my website. The problem is, because of some reason my analytics code link refuses to talk with the following link: https://www.google-analytics.com/analytics.js and gives me this error in the console: GET https://www.google-analytics.com/analytics.js net::ERR_CONNECTION_REFUSED I have contacted the Google Analytics Support but useless. They told me to copy the analytics code exactly as it's shown. <script> (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i

Hadoop - java.net.ConnectException: Connection refused

由 旧巷老猫 提交于 2019-12-04 04:45:30
I want connect to hdfs (in localhost) and i have a error: Call From despubuntu-ThinkPad-E420/127.0.1.1 to localhost:54310 failed on connection exception: java.net.ConnectException: Connection refused; For more details see: http://wiki.apache.org/hadoop/ConnectionRefused I follow all the steps in other posts, but i dont solve my problem. I use hadoop 2.7 and this is configurations: core-site.xml <configuration> <property> <name>hadoop.tmp.dir</name> <value>/home/despubuntu/hadoop/name/data</value> </property> <property> <name>fs.default.name</name> <value>hdfs://localhost:54310</value> <

Eclipse Outbound connection blocked : The same url works from web browser

由 两盒软妹~` 提交于 2019-12-02 07:37:26
问题 I am using the HttpURLConnection class to connect to external web service from eclipse, then I am getting a error message "Connection Refused" public class TestConnection { static { //for localhost testing only javax.net.ssl.HttpsURLConnection.setDefaultHostnameVerifier( new javax.net.ssl.HostnameVerifier(){ public boolean verify(String hostname, javax.net.ssl.SSLSession sslSession) { if (hostname.equals("localhost")) { return true; } return false; } }); } public static void main(String[]

Javascript create WebSocket connection refused - content security

由 白昼怎懂夜的黑 提交于 2019-12-02 01:12:59
问题 Trying to open a WebSocket connection from a Browser to a server running on localhost:9000 here is my JS code: $( document ).ready(function() { var url = "ws://localhost:9000/myapp"; var connection = new WebSocket(url); connection.onopen = function() { console.log('WebSocket Open'); }; connection.onerror = function(error) { console.log('WebSocket Error ', error); }; connection.onmessage = function(event) { console.log('WebSocket Msg ', event); } }); But the browser is refusing to accept the
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