For the installation of cluster environment, please refer to the previously written Fusioninspight Libra v100r002c80spc300 installation guide.
1. Environmental information
Among them, 50G is the operating system disk, and the other three 100G are used for GuassDB.
2. Configuration software package
Package preparationDownload the following pa ...
Posted on Wed, 23 Oct 2019 06:17:27 -0400 by bala_god
Some time ago, the company's IM SDK wanted to do sensitive word filtering, but the back-end partner was busy. During the product demand meeting, he wanted to put sensitive word filtering on the front end and let iOS and Android do it by themselves, but the front-end partner wrote a method to detect a piece of text, which took [a second ...
Posted on Wed, 23 Oct 2019 05:22:36 -0400 by markjoe
Aging Description: walker's old text migration may be out of date in some places, and the last update time is 2015-09-25
All of the following codes, python 2.7 and python 3.4, are available.
# encoding: utf-8
# author: walker
# date: 2015-09-25
# summary: print all fields of the specified access file and the specified table
Posted on Tue, 22 Oct 2019 13:55:52 -0400 by justoneguy
In the daily development of php, we often need to export excel. Generally, we will use phpexcel, which has powerful performance. However, when the amount of data is large, various uncontrollable problems such as poor performance and memory overflow of phpexcel will appear. Therefore, if the export style requirements are not high, we can ...
Posted on Tue, 22 Oct 2019 10:37:06 -0400 by Shock_CNOP
The previous chapters introduced the definition of beans. In a complete application, the beans are not independent of each other, but work together. In spring, these independent beans are linked by injection.
Injection based on construction method
In the xml configuration file, the injection is implemented through the constructor Arg tag.Th ...
Posted on Tue, 22 Oct 2019 04:11:20 -0400 by shaunie123
In java, stream can be analogized as a sequence of data, so in stream, byte  or char  are often used as a car to transmit data. It is recommended to use 4096 (4k size) as a car to transmit a stream. When the stream size is especially large, BufferedReader / BufferedWriter should be used as a car to transmit the stream to improve eff ...
Posted on Mon, 21 Oct 2019 17:44:46 -0400 by bache
python day 14
2. Self written program directory
3. models module
4. settings module
5. tcp_server module
6. client module
python day 14
1. Separate function implementation (progress bar ...
Posted on Mon, 21 Oct 2019 16:34:10 -0400 by porco
The three most commonly used things in Django
Static file related
get and post of form form
Template value transfer method
Django connecting database and its powerful ORM
Preliminary pr ...
Posted on Mon, 21 Oct 2019 09:50:48 -0400 by kiwibrit
In normal development, when looking for problems, reading logs is often an indispensable event. For the error log, we hope to know it immediately, trace the source of the error quickly, and then correct the error. The appearance of the nail robot undoubtedly provides us with a wonderful tool to respond to the error log in the first time.
Posted on Sun, 20 Oct 2019 18:08:09 -0400 by LDM2009
1. Configuration and acquisition api of IOC core function bean s
There are four types
(from P175 proficient in spring4.x)
The first three are commonly used
The first way
<?xml version="1.0" encoding="GBK"?>
Posted on Sun, 20 Oct 2019 13:26:17 -0400 by clodagh2000