LVM introduction: LVM (Logical Volume Manager) Chinese name: Logical Volume Manager, essentially a virtual device driver, is a new addition between the block device and the physical device in the
Tag: Expansion
SWIFT – How to use protocol extensions in WHERE clauses
protocol aView: class {}
extension aView where Self: UIView {} Anyone can help me understand This code?
>Comply with aView
and
>Belong to UIView type
protocol aView: class
Analysis of Poisson Model for Poisson by SAS
Link to the original text: http://tecdat.cn/?p=6145
proc fmm data = tmp1 tech = trureg;
Model majordrg = age acadmos minordrg logspend / dist = truncpoisson;
Probmodel age acadmos minordr
Solr configuration synonym, stop word, and extension of the word library (IK chiper as an example)
Definition Synonyms : Synonyms that appear in search results. If we enter “okay”, the result will include the synonym “okay”.
Stop words: Words that do not appear in the results when searchin
Protocol-buffers – Install extension in PHP
I am trying to install the extension of PHP 5.3.6 on Ubuntu 11.10.
The extension is: php- from https://github.com/allegro/php-protobuf protobuf.
First I compile it: phpize,./configure,make a
Introduction to the system primary partition, expansion partition, logical partition
In fact, in the early hard disk partitions, there is no concept of primary partition, extended partition and logical partition. The type of each partition is now called the primary partition. Since
MT7620A expands serial port
mt7620a expand serial port There are two files to be modified:
Enter /home/ihid/chaos_calmer/target/linux/ramips/dts/mt7620a.dtsi
pinctrl {
state_default: pinctrl0 {
< br /> gpio {
ra
PostgreSQL – Refreshing materialized view Concurrently causes table expansion
In PostgreSQL 9.5, I decided to create a materialized view “effect” and schedule hourly concurrent refreshes, because I want it to be always available:
< /p> REFRESH MATERIALIZED VIEW CONCURR