Tag:rename

  • HBase common basic commands

    Time:2021-10-22

    HBase table structure 1. Enter the HBase shell >./bin/hbase shell 2. View the current operating user > whoami 3. Create a table //Table 1 column 2 > create ‘Rumenz’,’user’,’userInfo’ 4. View database tables > list 5. Add data //Table name rowkey column family: field name value >Put ‘rumenz’, ‘001’, ‘user: name’, ‘entry station’ > put […]

  • VBS batch renames files and backs up the original files before operation

    Time:2021-10-18

    Core function ? 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 […]

  • VBS backs up the specified file to the specified directory and renames the implementation code by date

    Time:2021-10-15

    When it comes to backup, I believe the first method everyone will think of is to back up data through the windows backup function of the windows system. Later, after Microsoft released the system center product, a new backup product system center data backup manager (DPM) appeared. These functions can back up relatively large data, […]

  • Linux system adds a custom network card and changes the network card interface

    Time:2021-10-10

    This document details how to add a custom network card to rhel7 and change the network card interfaceenvironmentVMware Workstation ProRed Hat Enterprise Linux Server release 7.3 View current network card information[[email protected] ~]# cat /etc/redhat-release Red Hat Enterprise Linux Server release 7.3 (Maipo)[[email protected] ~]# ifconfigens33: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500 inet 192.168.10.11 netmask 255.255.255.0 broadcast 192.168.10.255 inet6 fe80::250:56ff:fe2b:88bf […]

  • Screen usage

    Time:2021-10-6

    Introduction to screen In the screen environment, all sessions run independently and have their own number, input, output and window cache. Users can switch between different windows through shortcut keys, and can freely redirect the input and output of each window. In short:When the remote server is disconnected or the remote terminal is turned off […]

  • Another nginx Management Visualization artifact! One stop configuration and monitoring

    Time:2021-9-14

    programme At present, the first two have been realized:configuration management, andPerformance monitoring。 Log analysis and monitoring needs another solution! The current scheme directly applies the technology developed by GitHub Godnginx-gui GitHub address:https://github.com/onlyGuo/ng… This thing really needs to be blown. It’s very easy to use And the source code is open, which solves a big problem […]

  • Electron application deployment

    Time:2021-8-28

    In this section we learnElectronApplication deployment. If we want to useElectronTo deploy our application, we need to package and reshape it. You can use the following third-party packaging tools: electron-forge electron-builder electron-packager These packaging tools will overwrite the published oneElectronAll steps required by the application, such as packaging the application, reorganizing the executable, setting the […]

  • Correct posture updated from ionic2 beta to ionic2 rc0

    Time:2021-8-7

    PS: refer to official documents for sorting. Some pits are filled for reference:) Based on the official release of angular2, ionic2 has also entered the RC version. However, due to structural and syntax changes, the upgrade from beta to RC cannot be smooth. There are two official upgrade methods:1. Create a new project and copy […]

  • Go get unrecognized import path “gopkg.in/yaml.v2”

    Time:2021-7-6

    To install the ngin: go get -u github.com/gin-gonic/gin An error occurred: package gopkg.in/yaml.v2: unrecognized import path “gopkg.in/yaml.v2” (https fetch: Get https://gopkg.in/yaml.v2?go-get=1: net/http: TLS handshake timeout) As shown in the figure: Try online solutions: 1: git config –global http.sslVerify “false” 2: git config –global http.postBuffer 524288000 3: go env -w GOPROXY=https://goproxy.cn,direct Once again, go get did […]

  • Add custom network card and change interface of network card in Linux system

    Time:2021-6-25

    This document details how to add a custom network card to rhel7 and change the interface of the network cardenvironmentVMware Workstation ProRed Hat Enterprise Linux Server release 7.3 View the current network card information[[email protected] ~]# cat /etc/redhat-release Red Hat Enterprise Linux Server release 7.3 (Maipo)[[email protected] ~]# ifconfigens33: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500 inet 192.168.10.11 netmask 255.255.255.0 broadcast […]

  • Mongodb aggregate

    Time:2021-6-14

      https://www.cnblogs.com/wt7018/p/11929359.html Mongodb aggregate   1、 Foundation 1. What is aggregation? Aggregation is an aggregation pipeline based on data processing. Each document passes through a pipeline composed of multiple stagesIt can group and filter the pipelines in each stage, and then output the corresponding results after a series of processing DB. Set name. Aggregate ({pipeline: […]

  • Operation methods and precautions of MySQL rename table

    Time:2021-6-9

    1. Rename table method You can rename a table by using the rename table statement or alter table statement. The basic syntax is as follows: #Rename table syntax: RENAME TABLE     tbl_name TO new_tbl_name     [, tbl_name2 TO new_tbl_name2] …      #Alter table syntax: ALTER TABLE old_table RENAME new_table; #   Specific examples: mysql> show tables; +——————+ | Tables_in_testdb | +——————+ | tb1              | | tb2              | +——————+ 2 rows in set (0.00 sec) mysql> rename table tb1 to new_tb1; Query OK, 0 rows affected (0.03 sec) mysql> alter table tb2 rename new_tb2; Query OK, 0 rows affected (0.04 sec) mysql> show tables; +——————+ | Tables_in_testdb | […]