, resonance ~ ~)
Once the spacer is specified, you can specify the number of columns with-K.
[Rocrocket@rocrocket programming]$ sort-n-K 2-t: Facebook.txt
apple:10:2.5
orange:20:3.4
banana:30:5.5
pear:90:2.3
We used the colon as the separator and sorted the numeric ascending order for the second column, and the results were satisfactory.
7 Other sort-common options
-F converts lowercase letters to uppercase letters for comparison, which is to ignore case
-C will check whether the file
must use the automatic
To complete the synchronization. For details about how to use the automatic synchronization function, see automatic synchronization with existing tables.
After the full-text index is created, we can optimize it, as shown in
After optimization, you can search. (You can also search without optimization, and the performance will be slower)
Next let's see how to search Search for news Example 1
Search for all records with any of the keywords ABC News t
difficulties, general Feng Shi dismissed the Soviet Union's experts' plans, personally led soldiers to find water, and worked hard to figure out the determination. The intellectuals expressed by Lu Guangda did not care about the patriotic significance of personal fame and fortune, some intellectuals and soldiers eat leaves together and endure the hardship of hunger. After the successful test of the atomic bomb, the people present are excited and weeping patriotic enthusiasm. This patriotic spir
the waveform to pinyin, and then convert the pinyin text. Zhao Jian is mainly responsible for converting pinyin into text. But in Dallas, Texas, it seems that this place is too small, or it may be a habit in China. His first impression of the city was: I'm going to watch the Dallas Mavericks match! It's too small. Take a taxi for 10 minutes. It will take less than half an hour. It will be Gobi after leaving the city. It's right next to the Gulf of Me
the types of hetian Yu, there are four types based on their occurrence, namely mountain materials, Child materials, mountain flow materials and Gobi materials. Among them, hetian Yu seed material is the object that collectors compete to snatch. In fact, this is a misunderstanding of the knowledge of jade. The truth is that, whether it is mountain materials, litter, mountain flow materials or Gobi materials
This kind of photograph can be a bit of ash, looking at the Gobi is not the kind of desolation, so we through some means, let this picture can better show the Gobi Desert style.
1. Open the original image and copy a layer.
2. Click the ' Create new fill or adjust Layer ' button below the Layers panel to select ' Exposure ' in the pop-up menu and set the following
The same method c
--- Start
DB2 online analysis and processing can be described very well. This function is especially suitable for various statistical queries. These queries are difficult to implement with common SQL statements, or are not implemented at all. First, let's start with a simple example to unveil its mystery step by step. Please refer to the following SQL:
Select
Row_number () over (order by salary) as number,
Name as name,
Dept as department,
Salary as salary
From
(
-- Name department sala
multi-frequency multimode mainly related to the chipset of the handset's modem, the Gobi modem used by the Gaotong's processor can be said to support the true 4G LTE global model, support LTE FDD, LTE TDD, WCDMA, cdma1x, ev-do, TD-SCDMA and GSM. Gobi 4G LTE Advanced with carrier aggregation speeds up to Mbps.
The current use of Xiao 800 processor Nubia Z5s Kte is such a full netcom to eat 4G mobile phones
symbol, used for line feed writing scott @ SYBO2SZ> copy from scott/tiger @ sybo2sz-> create tb_emp-> using select * from emp; Array fetch/bind size is 2000. (arraysize is 2000) Will commit when done. (copycommit is 0) Maximum long size is 5000. (long is 5000) Table TB_EMP created. 14 rows selected from scott @ sybo2sz. 14 rows inserted into TB_EMP. 14 rows committed I Nto TB_EMP at default host connection
; Create tb_emp-> using select * from EMP; array fetch/Bind size is 2000. (arraysize is 2000) will commit when done. (copycommit is 0) Maximum long size is 5000. (Long is 5000) Table tb_emp created. 14 rows selected from Scott @ sybo2sz. 14 rows inserted into tb_emp. 14 rows committed into tb_emp at default host connection. -- append method. Only the to clause Scott @ sybo2sz> copy to Scott/tiger @ sybo2sz-
204.4 MB
Ubuntu
Latest
9cd978db300e
5 weeks ago
204.4 MB
Ubuntu
Precise
9cd978db300e
5 weeks ago
204.4 MB
Generally, we will use the latest ubuntu version. You can find that multiple tags correspond to the same image, and the TAG is just a name.Tag the image to be pushed to the private registry.
docker tag 9cd978db300e rd-server:5000/ubuntu
We can run docker images to check the effect.
REPOS
1, after the installation of Docker, you can easily set up a private warehouse through registry image.
[root@ip-10-249-100-205 ~]# Docker run-d-P 5000:5000 Registry
Automatically launches a registry container after the download completes, creating a local private warehouse service.
By default, the warehouse is created in the container's/tmp/registry directory, and you can use the-v parameter to store the mi
No words, Ming know this pit, in order to debug convenient, the result stepped in again1. Historystatemodel * CellModel1 = [[historystatemodelalloc] init];CellModel1. ValueName = @ "China Airlines Iron lithium Battery" ;CellModel1. Flag = YES ;2, Nsmutablearray *tmparr3 =[nsmutablearray arraywithobjects:cellmodel1,cellmodel1,cellmodel1, nil];3. historystatemodel *tmpmodel = tmparr[2];Tmpmodel. Flag = NO ;[Tmparr replaceobjectatindex: I withobject: Tmpmodel];4,historystatemodel *mode
values to non-empty values: gyj @ OCM> select max (salary), min (nvl (salary, 0) from t1; MAX (SALARY) MIN (NVL (SALARY, 0) ----------- ---------------- 30000 0 3. COUNT the number of rows in a column that meet the condition. For example, gyj @ OCM> select count (salary) from t1 where salary> 5000; COUNT (SALARY) ----------- 17 counts the number of rows where the SALARY column is greater than 5000. The sal
1. # Docker Pull Registry//download Registry image, registry an image for Docker, we can use it to create a local Docker private repository.2, # Docker run-d-P 5000:5000 Registry//Start container with Registry mirror, listen to 5000 ports# docker exec-it a9f Bash//host and container monitor 5000 ports at the same time3
our own container warehouse.
1, because we enable the Registry service is not secure and trustworthy, so we need to add the trusted parameters in all participating physical servers, specifically in the/etc/default/docker file, add the relevant parameters:--insecure-registry 192.168.12.132:5000
docker_opts= "-H 0.0.0.0:2375-h unix:///var/run/docker.sock--insecure-registry 192.168.12.132:5000"
Of course, any
You can see in this blog that Mathematica replaces complex computing in many places. Mathematica is a powerful mathematical software. Many netizens can't wait to install Mathematica after seeing some demos on this blog. Mathematica has many more functions than you think. Today, let's look at an interesting Mathematica function-the play function. We will use Mathematica to do some simple experiments on functions and sound.The essence of sound is the wave function. Defines the range of A wave func
according to their actual system and Docker version to determine how to configure, Because the different system version and the Docker version of the specific opts options are different, this configuration of the file location is not the same, if not clear the whole difference, followed the online change to change, the final configuration or not to take effect.(1) Non-certified registryIn the environment, the Dockerd configuration file is in/etc/docker/daemon.json and can be created manually if
Docker intranet: Docker-registry with Nginx SSL on CentOSSince Docker-registry is also a software application, the easiest way to do this is to use the officially provided image registry that has been deployed. The official documentation also gives suggestions for running sudo docker run -p 5000:5000 registry commands directly. This can really start a registry server, but all uploaded images are actually m
Build a private repository using register images in CoreOS
Docker supports registry to support image distribution and update management. This greatly facilitates users.
The official website dockerhub is provided as a public centralized repository. However, local access to dockerhub is often slow, and many times we need a local private repository for internal use only.
There are many articles about how to create and use a local repository. However, these articles either have outdated content or p
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