": "elasticsearch", "posttime": "2017-05-01", "content": "elasticsearch is helpfull!" }}
Obtain a document that does not exist:
GET my_blog/article/2
Return Value:
{ "_index": "my_blog", "_type": "article", "_id": "2", "found": false}2.2 test whether the document exists
Use head to test whether the document exists:
HEAD my_blog/article/1200 - OKHEAD my_blog/article/2404 - Not Found2.3 batch acquisition
Different types of indexes:
GET _mget{
= 78 sorting methods, C.
Exercise questions:
1. Four people in bingding stood in a row. It is known that Party A is not in the first place, Party B is not in the second place, Party C is not in the third place, and Party B is not in the fourth place, what are the possible number of station methods?A.6 B .12 C.9 d.242. There are numbers on the road: l, 2, 3 ,......, To save electricity and see the road surface, you can turn off three of the 10 street lights, but you cannot turn off two or
;background-image:none;border-bottom:0 px;padding-top:0px;padding-left:0px;margin:0px;border-left:0px;padding-right:0px; "border=" 0 "alt=" image "src=" Http://s3.51cto.com/wyfs02/M02/6D/3E/wKiom1Ve2KDi0lomAABLAlkEV94898.jpg "height="/>b, Reason, httpd process and the SELinux security attribute of the paging file, type inconsistent[[EMAILNBSP;PROTECTED]NBSP;HTDOCS]#NBSP;PSNBSP;AUXZNBSP;|NBSP;GREPNBSP;HTTPDUNCONFINED_U:SYSTEM_R:HTTPD _t:s0root15160.00.31757003644 ?ss13:490:00/ usr/sbin/httpduncon
still exist.
2404 The device is being used by an active process and cannot be disconnected.
3000 The specified print monitor is unknown.
3001 The specified printer driver is in use.
3002 could not find the spool file.
3003 no StartDocPrinter calls were made.
3004 has not issued a addjob call.
3005 The specified print handler is already installed.
3006 The specified print monitor is already installed.
3007 The specified print monitor does not have the
1. Configure the Yum sourceDownload the Yum source RPM installation package on the MySQL website: http://dev.mysql.com/downloads/repo/yum/# 下载mysql源安装包shell> wget http://dev.mysql.com/get/mysql57-community-release-el7-8.noarch.rpm# 安装mysql源shell> yum localinstall mysql57-community-release-el7-8.noarch.rpmCheck that the MySQL source is installed successfully| grep "mysql.*-community.*"See shown indicates successful installation.You can modify vim /etc/yum.repos.d/mysql-community.repo the source t
Original link: http://blog.csdn.net/xyang81/article/details/51759200Installation Environment: CentOS7 64-bit mini version, install MySQL5.71. Configure the Yum sourceDownload the Yum source RPM installation package on the MySQL website: http://dev.mysql.com/downloads/repo/yum/# 下载mysql源安装包shell> wget http://dev.mysql.com/get/mysql57-community-release-el7-8.noarch.rpm# 安装mysql源shell> yum localinstall mysql57-community-release-el7-8.noarch.rpmCheck that the MySQL source is installed successfully|
-xr-x4mysqlmysql4096 Jun2404:05man-rw-r--r--1rootroot 943jun2404:08my.cnfdrwxr-xr-x10mysqlmysql4096jun 2404:05mysql-test-rw-r--r--1mysqlmysql2496mar1814:43 readmedrwxr-xr-x2mysqlmysql4096jun2404:05 scriptsdrwxr-xr-x28mysqlmysql4096jun2404:05 sharedrwxr-xr-x4mysqlmysql4096jun2404:06 sql-benchdrwxr-xr-x2mysqlmysql4096jun2404:05 Support-files* directory where MySQL data resides[[EMAILNBSP;PROTECTED]NBSP;~]#NBSP;LLNBSP;/DATA/MYSQL_DATATOTALNBSP;110616-RW-
This blog post describes how to set up IPv6 in ubuntu12.04.
1. Install miredo.
$ Sudo apt-get install miredo
2. Modify the IPv6 settings of the firewall
Open the ufw configuration file with the root permission: "/etc/default/ufw", find the "IPV6 = no" line, and change it to "IPV6 = yes ".
Finally, disable/enable the firewall to make the change take effect:
$ Sudo ufw disable
$ Sudo ufw enable
3. Restart the network
$ Sudo invoke-rc.d networking restart
4. test whether the setting is su
. array traversal:1. foreach traversal:Foreach (array_expression as $ value ){}Foreach (array_expression as $ key => $ value ){}For example:Copy codeThe Code is as follows:$ Speed = array (50,120,180,240,380 );Foreach ($ speed as $ keys => $ values ){Echo $ keys. "=>". $ values. "}?> Running result:Copy codeThe Code is as follows:0 => 501 => 1202 => 1803 => 2404 => 380 2. while loop traversal:While loop traversal is generally combined with the list fu
Siemens sicam mic Authentication Bypass Vulnerability (CVE-2015-5386)Siemens sicam mic Authentication Bypass Vulnerability (CVE-2015-5386)
Release date:Updated on:Affected Systems:
Siemens sicam mic
Description:
Bugtraq id: 75904CVE (CAN) ID: CVE-2015-5386Siemens sicam mic is an energy automation modular remote control device belonging to the sicam rtu product family.An authentication bypass vulnerability exists in versions earlier than Siemens sicam mic
repo sync to download the source code you need.Error downloading code[HTML]View Plaincopy
error:failed to connect to 2404:6800:4005:c00::52:network are unreachable while accessing https://android.googlesource.c Om/mirror/manifest/info/refs
Fatal:http request failed
Workaround1. Browser login Https://android.googlesource.com/new-password and login with Gmail account;2. Click "Allow access" on the page to get a similar
Machin
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