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Liferea is a desktop subscription software that is easy to use. The latest version of the software Liferea 1.10.8 has been released, which is a patch fix version. It is very easy to install using PPA. The supported system versions include Ubuntu 14.04, 13.10, 12.10, 12.04, Linux Mint 17, 16, 14, 13, and Elementary OS 0.2. Open the terminal and enter the following command: Sudo add-apt-repository ppa: ubuntuhandbook1/appsSudo apt-get updateSudo ap

Hello: 650) This. width = 650; "src =" http://s3.51cto.com/wyfs02/M02/49/1A/wKiom1QO9ljRwwGzAAEPTr3xscE724.jpg "Title =" 10.png" alt = "wkiom1qo9ljrwwgzaaeptr3xsce724.jpg"/> The command on the slave2 host is: #kafka-console-consumer.sh--zookeepermaster:2181--topictest--from-beginning The result is as follows: 650) This. width = 650; "src =" http://s3.51cto.com/wyfs02/M00/49/1A/wKiom1QO9p3jYxAMAADGg8WbYnU114.jpg "Title =" 11.png" alt = "wkiom1qo9p3jyxamaadgg8wbynu114.jpg"/> This article is from

Background:Recently, a publishing subscription always reports a delay at night. Because the copy backup occupies the bandwidth at night and no one uses the subscribed data at night, it has never been viewed, recently, I went up and looked at it and found many problems. The server has 12 GB of memory and 16 CPUs. Troubleshooting steps and solutions:1. view the current large number of pageiolatch_sh wait information, the execution is the distribution o

I. Introduction of the Scene A recent project needs to use the Publish/Subscribe information system to inform the latest real-time messages. After finding out that Redis pub/sub (information system for publish/subscribe) can meet my development needs, and the cost of learning and use is also relatively low. Two. What is Redis pub/sub Data View Everyone is watching my blog at the same time can open the Redis official Redis pub/sub Introduction, feel the English document difficult to read , yo

", "headimgurl": "http://wx.qlogo.cn/mmopen/utpKYf69VAbCRDRlbUsPsdQN38DoibCkrU6SAMCSNx558eTaLVM8PyM6jlEGzOrH67hyZibIZPXu4BK1XNWzSXB3Cs4qpBBg18/0", "subscribe_time": 1375726425, "unionid": "oTBn-jt2RQSHdBoJQYFSdnZo8BBQ "}Iv. Significance of unionid For enterprises with multiple accounts, unionid can help identify whether users under different public accounts are the same person. In this way, the services provided to the user under different accounts can be continuously increased. You can also rem

(); Factory. UserName = "Guest"; Factory. Password = "Guest"; Factory. HostName = "192.168.10.97"; using (var connection = factory. CreateConnection ()) { using (var channel = connection. Createmodel ()) { channel. Basicpublish ("Hello_e", "Hello", NULL, Encoding.UTF8.GetBytes (DateTime.Now.ToString ()));}}} 4. Program Operation effectClick the button, pop up the MessageBox, to prove t

) stringredisserializer.deserialize (channel); System.out.println ("I am sub3, listening to" +topic+ ", I received the message:" +u.getid () + "--" +u.getname ()); }}@Service Public classPub {@Autowired @Resource (name= "Redistemplate") PrivateRedistemplateRT; @AutowiredPrivateGenericjackson2jsonredisserializer Jackson2jsonredisserializer; @AutowiredPrivateJdkserializationredisserializer Jdkserializationredisserializer; Public voidsendMessage (String channel, String message) {Rt.convertandse

I am using the Redis is installed on the native virtual machine, the use of Java connection encountered some errors, summed up the need to change the place as follows:1, redis configuration file by default is bound 127.0.0.1 IP, need to find this line in redis.conf, comment out2, Redis default does not allow non-native Client connection, itself is no password, need to set a login password, connect with a passwordSet password command: Config set Requirepass xxx, after the password settings need t

(Licensenum). Append (Vertime). toString ();String dx = new StringBuilder (need). Append (LL). Append (UserId). toString ();int suf = this.decode (dx);String code = new StringBuilder (need). Append (string.valueof (SUF)).ToString ();return This.change (code);} private int decode (String s) {int i;Char[] AC;Int J;int k;i = 0;AC = S.tochararray ();j = 0;K = Ac.length;while (J i = (* i) + ac[j];j + +;}return Math.Abs (i);} private string Change (string s) {Byte[] ABYTE0;Char[] AC;int i;int k;Int J

' [x] b ' Info:hello world! [x] B ' Info:hello world! One ' [x] b ' Info:hello world! [x] B ' Info:hello world! [x] B ' Info:hello world! [x] B ' Info:hello world! [x] B ' Info:hello world! [x] B ' Info:hello world! [x] B ' Info:hello world! [x] B ' Info:hello world! 19 '　You can see that the message received by two subscribers is the same.The status change for each subscriber does not affect the message received by another subscriber.Third, queue informationOn the Web Administration page, view

::multithreadedspinner spinner (2); Use 2 threadsSpinner.spin (); Spin () won't return until the node has been shutdownUse Multithreadedspinner to indicate that this node has two threads, also available (Boost::thread), and that the desired functionality is finally implemented, but because the for loop is faster and no lock is used, the stop is sent every time, Exiting the For loop is not the same level, so you need to think about it.[1] http://wiki.ros.org/roscpp/Overview/Callbacks%20and%20Spin

Label:Remote subscriptions rely on the Distributed Transaction Coordinator service, which requires access to the server's 135 port and requires that the publisher and the subscriber's MSDTC be opened ( Start-Control Panel-Administrative Tools-Component Services-computers-My Computer-distributed Transaction coordinator-local DTC), check security-local DTC, allow remote clients, allow remote administration, allow inbound, allow to play, do not authenticateSQL SERVER2008