processor unit, the Echo processing unit, the laser emitter, the laser receiver and so on. The laser displacement sensor emits 1 million pulses per second from the laser emitter to the detector and returns to the receiver, which calculates the time required for the laser pulse to meet the detector and return the receiver, which is the average output of thousands of measurements.Figure 6.1 laser Echo MethodThe principle is similar to the pulsed laser ranging, also called pulse echo method, and i
Ubuntu12.04 install eclipse-php1, install openjdk, Ubuntu12.04 default jre for openjdk-6-jre ??? Sudoapt-getinstalldefault-jre2, download ZendEclipsePDT Ubuntu 12.04 install eclipse-php
1, install openjdk, Ubuntu 12.04 default jre for openjdk-6-jre
??? Sudo apt-get install default-jre
2, Download Zend Eclipse PDT, Download link: http://www.zend.com/en/community/pdt/downloads
3) put it in the/opt folder, and change the owner to root and the access permission to writable, and-R to all the sub-it
10 microns, of course, this is generally only. The largest cell in the world is the ostrich egg. It is a single egg, measured in meters.1 micronDetails of the nuclear membrane suspected to have been used in biology.0.1 micronWe can see that this highly spiral structure is a chromosome. The foreign text below said: Whenever a human cell contains 23 pairs of chromosomes (46 ).100The length unit refers to the 10-10 power meters. It is represented by a small circle on top of the letter ". The order
Linux Command summary, linux Command
1 vi Editor
2 file operations
2.1 Delete an object
2.2 view files
2.3 create a folder
2.4 View File Permissions
2.5 copy a file
2.6 Mobile
2.7 search for files
3. View cpu Information
4. Process Management
5. View logs
6. compression and decompression
7 network
7.1 Network Configuration
7.2 Network Management netstat command
8. view disk io
9 users
10 Service Management
11 Process Mana
Although I have never been interested in Linux other than Ubuntu,
But work needs to be done. By the way, we need to study the correctness of ubuntu cognition...
Some settings are required for the fedora used in the work. First, record the settings to prevent future failures.
1. How to Set fedora 15 to enable it to enter the text interface?
This problem is found in many ancient books and is a basic problem in Linux. The original method is
Sudo nano/etc
file (not on the server)
> sudo nano /etc/hosts
And add the following
172.16.52.130 djangoserver172.16.52.130 wsgi.djangoserver172.16.52.130 hello.djangoserverPart 3-Test wsgi is working
Create our wsgi test site content
> sudo mkdir /srv/www/wsgi> sudo nano /srv/www/wsgi/app.wsgi
And add the content
def application(environ, start_response): status = '200 OK' output = 'Hello World!' respo
To install the SIM card for the Samsung Galaxy S7 Edge (6.0.1) G9350, follow these steps:
1. Insert the Kari into the small hole on the SIM card to eject the Cato.
(Note: Make sure that the pin is perpendicular to the small hole, otherwise it may damage the device.) )
2. Gently pull the sim card out of the SIM card slot.
3. Place the SIM, Usim or UIM card on the slot and place the SIM, Usim or UIM card on the slot 2.
(Not
dominated the mobile Internet era. The mobile Internet era is getting closer and closer to us.
NVIDIA launched a tegra product this month that is comparable to that of desktop computers, focusing on mobile devices and other devices. Tegra uses the arm 11 architecture for the smartphone, mid, and netbook markets. NVIDIA said that the tegra processor would have 10 times the performance of Intel Atom. Although some people will not trust this data, tegra's future performance is worth looking forwa
To make the Raspberry Pi convenient operation, it is necessary to configure the wireless network card, which can greatly enhance the mobile and convenience of Raspberry Pi, in fact, the configuration of wireless network card is basically the same as the normal Linux platform configuration wireless network card, several methods are similar, the following:One, the first method: through the configuration of the/etc/network/interfaces file implementationsudo nan
1. Two ways to get WordPressFirst you can go to the official WordPress website to see the latest wordpress download address how much. For example, the wordpress 3.9.1 download address is:Http://cn.wordpress.org/wordpress-3.9-zh_CN.zipFirst use mkdir command to create a directory, here using WordPress, in the directory with wget to request WordPress download address, here with:
wget http://cn.wordpress.org/wordpress-3.9-zh_CN.zip
Unzip Wordpress-3.8-zh_cn.zip
Use unzip to extract the
functions. If you are interested, you can use Man Man command namesuch as man ls, so that you can see all the LS command and parameters of the Keyholder interpretation, especially a part of the common command of the man Help has been translated by volunteers, everyone looks easier. A little humor.Well, said a lot of things, I want to rest, to tell you an interesting thing, we said a lot of commands and directories of the name, you do not feel a bit strange. To be honest, I didn't know what
functions. If you are interested, you can use Man Man command namesuch as man ls, so that you can see all the LS command and parameters of the Keyholder interpretation, especially a part of the common command of the man Help has been translated by volunteers, everyone looks easier. A little humor.Well, said a lot of things, I want to rest, to tell you an interesting thing, we said a lot of commands and directories of the name, you do not feel a bit strange. To be honest, I didn't know what
Glory Note8 Card tips:
1. Network format
Glory Note8 is a full netcom mobile phone, all three major operators of all networks, and support 4g+ network, in addition to support high-speed rail mode and support volte high-definition voice calls.
2, SIM card slot type
Glory Note8 used a double Nano-sim card type, that is, the smallest size of the mini card, in order to install cards before the phone, need to prepare 1
been abandoned, and there is no separate desktop or netbook version, it is only "Ubuntu ". Unity has also been transplanted from Mutter to Compiz, and has become more robust, faster, and more stable, overcoming the limitations of Mutter.
Unity-2D will be their default desktop experience environment for netbooks and other devices that cannot accelerate 3D hardware. Unity-2d is based on a faster and lighter Qt/Qml framework.
Ubuntu 11.04 still does not use the Gnome 3 stack, but still uses Gnome
, this has always been a weakness of the Linux release. Although the Linux system has a large number of high-quality applications, there are no products created by familiar brands. No Microsoft Office, no Photoshop, or iTunes. However, you can find alternatives such as OpenOffice, GIMP, Rythmbox, and Banshee. This is not a big thing, but it is usually a big thing. These problems have also been encountered by Android in the early days, while Windows Ph
Ubuntu11.04NattyNarwhal default program list: Shotwell, Evolution, PiTiVi, and Totem retained. Thunderbird may be the default email program. Banshee becomes the default music player Firefox4 default browser default game unchanged plan enhancement OneConfLibreOffice will gradually replace OpenOfficeNautilus-Elementary to become the default text
Ubuntu 11.04 Natty Narwhal default program list:
Shotwell, Evolution, PiTiVi and Totem remain unchangedThun
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.