tools
1. Install Nginx Server
sudo apt-get install Nginx
2, install Uwsgi (belong to Python package)
sudo pip install Uwsgi
test the success of the Nginx and USWGI that have just been installed
1, start Nginx and stop Nginx command
sudo service nginx start # starts Nginx
sudo service nginx stop # closes nginx
sudo/etc/init.d/nginx restart #重启
2, directly enter the Web site to see if there is nginx welcome page
3. Create a test.py file test in just the project USWGI
DEF application (env, sta
questions in a short period of time, and the same problem can take weeks or longer if the programmer writes the appropriate reporting program. In most ASP applications we have access to the database, and the standard syntax for database operations when we write an ASP application is SQL, so the importance of SQL syntax is self-evident. Next, we start with the most commonly used SQL statement SELECT to learn SQL Step-by-step. Queries are the core of the SQL language, and the SELECT that is us
in a short period of time, and the same problem can take weeks or longer if the programmer writes the appropriate reporting program.
In most ASP applications we have access to the database, and the standard syntax for database operations when we write an ASP application is SQL, so the importance of SQL syntax is self-evident. Next, we start with the most commonly used SQL statement SELECT to learn SQL Step-by-step.
Queries are the core of the SQL language, and the SELECT statement for express
/octet-stream; access_log/var/log/nginx/access. log main; # access. log sendfile on; tcp_nopush on; # keepalive_timeout 0; keepalive_timeout 65; gzip on; include vhost. conf; # server configuration file}
(4) Create the host configuration file vhost. conf in the/ect/nginx folder.
Server {listen 8000; # httpd listening 80 server_name localhost; root/mnt/sda3/www; # index index.html index.htm index of the website's working directory. php default. php; # redirect server error pages to the static p
. If you are not passing the user ID and password to the getConnection method, make sure that the "ibm ws AdminServer" service "Startup-Log on as" parameter specifies an authorized user.
Q: How do I control the ports used by WebSphere?A: The WebSphere administration server uses two ports: The bootstrap port and the LSD port. By default, the bootstrap port is 900 and the LSD port is 9000. If you want to run WebSphere as a root user on UNIX, you must ch
programmers to write corresponding report programs.
In most ASP applications, we are exposed to databases, and the standard syntax we use to write ASP applications for database operations is exactly SQL. Therefore, the importance of SQL syntax is self-evident. Next, let's start with select, the most common SQL statement, and learn SQL step by step.
Query is the core of the SQL language, while the SELECT statement used to express SQL queries is the most powerful and complex SQL statement. It ret
???
Www-data
??? Unix Group of processes???
Www-data
Pay attention to removing the annotations on both sides
, or php-fpm can not be started after;c. After the configuration is complete, you can start php-fpm:?$/USR/LOCAL/PHP/SBIN/PHP-FPM startWe described above the fastcgi mode is different from the CGI mode, it needs a daemon process has been running
prerouting-D 124.126.86.138-p tcp -- dport 2022-j dnat -- to-destination 10.4.3.150: 22DNAT still needs to do rule, DNAT is just a translation, and accept is still required. (And note that it is forward, not input)/Sbin/iptables-a forward-I $ wan_int-M state -- state new-P TCP -- dport 9000-J accept/Sbin/iptables-a forward-I $ wan_int-M state -- state new-P TCP -- dport 9001-J accept/Sbin/iptables-a forward-I $ wan_int-M state -- state new-P TCP -- d
. Seconds(1));System. out. println(JSSC);Create a DStream that would connect to hostname:port, like//localhost:9999javareceiverinputdstream. Sockettextstream("Master",9999);javadstream. Textfilestream("Hdfs://master:9000/stream");Split each line into words javadstream. FlatMap(New flatmapfunctionPager(Stringx) {System. out. println(Arrays. Aslist(x. Split(" ")). Get(0));Return Arrays. Aslist(x. Split(" "));} });Count each wordinchEach batch jav
that the website path in the nginx configuration file is incorrect)Nginx default page[Edit] configure php and mysql[Edit] install Php and mysqlInstall php and MySQL:Sudo apt-get install php5-cli php5-cgi mysql-server php5-mysql[Edit] FastCgi installationThe/usr/bin/spawn-fcgi file is used to manage FastCgi. It originally belongs to the lighttpd package, but after 9.10, spawn-fcgi is separated into a separate package:Sudo apt-get install spawn-fcgi[Edit] Configure nginxModify the nginx configura
machine to do proxy, external direct access to proxy is equivalent to access to target ②IDC target machine of a special Web service run on an abnormal port such as 9000 , and the firewall is only open to 80, at this time can be done on 80 proxy mapping to 9000, external access 80 is equivalent to 9000 simple as in this example, the machine 192.168.0.114 is our r
MySQL:sudo apt-get install php5-cli php5-cgi mysql-server php5-mysqlInstalling fastcgisudo apt-get install PHP5-FPMConfigure NginxModify Nginx configuration file:/etc/nginx/sites-available/default Modify host Nameserver_name localhost;Modify the row of index to:Index index.php index.html index.htm;Remove the comments from the following section to support the PHP script:Location ~ \.php$ {include/etc/nginx/fastcgi_params; #需放在第一行, otherwise there will be an error fastcgi_pass 127.0.0.1:
3. Data display related commands
3.1 Set separator:. Separator separator
Help
Separator STRING Change separator used by output mode and. Import
Example
Default separator is |
sqlite> SELECT * FROM Cars;
1|Audi|52642
2|Mercedes|57127
3|Skoda|9000
4|Volvo|29000
5|Bentley|350000
6|Citroen|21000
7|Hummer|41400
8|Volkswagen|21600
Custom Separator
sqlite> .separator -
sqlite> SELECT * FROM Cars;
, example: -p 80-90:80-90 . Or more than one -p parameter.6, the -v parameter specifies the local mount directory (in the example /work ) subdirectory (for example /www ) in the host cannot be a soft link, otherwise it will cause nginx 404, because the soft link in the container is invalid. But /work it can be a soft link itself.Nginx Configuration:Hello.cc.confserver { listen 80; server_name hello.cc; access_log logs/access.log; error_log logs/error.log; root /work/yphp/
a short period of time, and the same problem can take weeks or longer if the programmer writes the appropriate reporting program.
In most ASP applications we have access to the database, and the standard syntax for database operations when we write an ASP application is SQL, so the importance of SQL syntax is self-evident. Next, we start with the most commonly used SQL statement SELECT to learn SQL Step-by-step.
Queries are the core of the SQL language, and the SELECT statement for expressing S
or give the user identity permission to perform specific functions.
3. If you are passing the user's identity and password to the Getconnection method, make sure that you are passing the correct value, define the variables in the class, pass the variables through the ResourceBundle property file, and so on.
4. If you are not passing the user identity and password to the Getconnection method, make sure that the IBM WS adminserver service "Startup-log on as" parameter specifies an authorized user
How can I effectively determine whether there are intersection of several sets of data ranges? php
5000 ~ 7000
2000 ~ 6000
8000 ~ 9000
4000 ~ 8500
5000 ~ 7000
In php, how can we more effectively judge whether there are duplicates of these groups of random data?
Expected value:
2000 ~ 4000
4000 ~ 5000
5000 ~ 6000
6000 ~ 7000
7000 ~ 8500
8500 ~ 9000
Reply to discussion (solution)
This post was last
For the first time, Hadoop was configured on the VM, and three virtual machines were created, one as namenode and jobtracker.
The other two machines are used as datanode and tasktracker.
After configuration, start the Cluster
View cluster status through http: // localhost: 50700
No datanode found
Check the node and find that the datanode process has been started. view the logs on the datanode machine.
2014-03-01 22:11:17, 473 INFO org. apache. hadoop. ipc. client: Retrying connect to server: Ma
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