Tag：copy to
-
Time：2021-12-21
Source installation php7 1、 Download PHP source package PHP official website Click download to download the latest version of PHP 2、 Compile and install decompression tar -vjxf php-7.2.5.tar.bz2 configure ./configure –prefix=yourpath You may need to install: yum install gcc yum install libxml2-devel make make install implementyourpath/bin/php -m, if you can see the PHP extension, the […]
-
Time：2021-12-19
Web management system can be huge to unimaginable places, if you want, in an ASP Net MVC project, this project will become very huge and it will be difficult to cooperate. To solve this problem, ASP Net MVC introduces the concept of areas and divides modules into areas – however, area is still a part […]
-
Time：2021-12-10
Generally, Ubuntu installed by default cannot unzip rar files. You can unzip rar files only after the RAR unzip tool is installed. In fact, installing rar decompression tool under Ubuntu is very simple. It can be done quickly in only two steps. Installation method of RAR decompression tool under Ubuntu: Compression function Install sudo apt […]
-
Time：2021-11-25
Errors are reported as follows: An error is reported when adding a function through the server manager terms of settlement: 1. Unzip the windowsserver2012r2 image file and copy the SXS directory under the sources directory to Disk C of the target host (C: \ SXS) 2. Specify alternate source path Installation […]
-
Time：2021-10-15
order This paper mainly studies the queryable state of Flink example Job @Test public void testValueStateForQuery() throws Exception { StreamExecutionEnvironment env = StreamExecutionEnvironment .createRemoteEnvironment(“192.168.99.100”, 8081, SubmitTest.JAR_FILE); env.addSource(new RandomTuple2Source()) .keyBy(0) //key by first value of tuple .flatMap(new CountWindowAverage()) .print(); JobExecutionResult result = env.execute(“testQueryableState”); LOGGER.info(“submit job result:{}”,result); } Here, a job is run, which takes the first […]
-
Time：2021-10-11
abstract The project needs to use Kafka stream to load the data in MySQL database, and then do a data filtering function similar to ETL. In this way, the Kafka data imported into a topic and the data in the database connected to MySQL through Kafka connect are filtered and de duplicated. content 1、 Kafka […]
-
Time：2021-9-15
1 background Nginx itself supports the standard SSL protocol, but does not support the state secret SSL protocol. This paper describes the complete process of the state secret SSL Protocol (one-way) configured by nginx for learning and reference only. Features: nginx does not need to change the source code and supports any version. 2 EnvironmentThe […]
-
Time：2021-8-23
Object Can the object attribute be abbreviated? Declare an object. Key and value can be omitted The above key must be a string. If a dynamic variable (calculation attribute name) is added to the key Abbreviation for method ES6 can add asynchronous functions How do I copy one object to another—— Object.assign() If source and […]
-
Time：2021-8-6
1. Download tomcat9 Tomcat9 download address:https://tomcat.apache.org/download-90.cgi Download and decompress. The default port is 8080 Start through the startup.bat of apache-tomcat-9.0.22 \ bin. If it cannot be started, configure the JDK environment variable; If Chinese garbled code appears in Tomcat 9 after startup, you can ignore it (because our operating system is Chinese, while Tomcat adopts […]
-
Time：2021-7-19
Cold backup and hot backup of MySQL 1、 Cold backup (off, slow, point in time recovery) Cold backup occurs when the database has been shut down normally. When it is shut down normally, it will provide us with a complete database. Cold backup is a term for copying critical files to another location. Cold backup […]
-
Time：2021-6-18
When you open Android studio, you are prompted to update the gradle version. After you click Update, it is stuck. Click the build tab at the bottom to stop downloading the new version gradle-6.5-bin.zip. You can see the download address of the new version of gradle. Use other tools to download the new versiongradle-6.5-bin.zip […]
-
Time：2021-4-20
Object Can the object property be abbreviated? Declare an object, key and value can be omitted The above key must be a string. If you want to add a dynamic variable to the key (calculate the attribute name) Short for method ES6 can add asynchronous functions How to copy one object to another? —— Object.assign […]
