Introduced
Implement a basic function of a graffiti board by pointer related events
Implement a full-featured graffiti board through Inkmanager
Example
1. Demonstrates how to implement a graffiti board with only basic functions through pointer related events
Input/ink/simple.xaml
Input/ink/simple.xaml.cs
* * * through pointer related events to achieve
I. Porting Environment
MASTER: ubuntu
Development Board: friendly arm mini2440
Compiler: arm-linux-gcc-4.3.2
U-boot: u-boot-2009.03.tar.bz2
2. Migration stepsAt present, u-boot directly supports many CPUs. You can view some subdirectories of the board directory, such as the support for some samsung ARM processors under the board/samsung/directory, there are
NFS file system of Linux virtual machine on the Development Board
Http://apps.hi.baidu.com/share/detail/48189956
Today, I did an experiment on embedded applications.
How can I run cross-compiled applications on your host on an embedded system?
Here I chose to mount the NFS file system over a network.
My lab environment:
The host machine is a virtual machine centos5.4
The target machine is Linux on mini2440.
Here I use a crossover network cable to conn
Image signal Processing Board of dual Tms320c6678+xilinx FPGA K7 xc7k420t based on 6U VPX
The integrated image processing hardware platform includes 2 blocks of image signal Processing Board, 1 blocks of video processing board, 1 blocks of main control Board, 1 blocks of power Plate, and 1 blocks of VPX ba
file system/dev/will have the name after registering the device. FoPs is a series of file operation functions, what open, read, write, ioctl and so on, a lot, and the same as the character device. So, next, let's look at an example, here I omit my makefile and kcofig, can refer to the previous article, easy to implement. implement a simple Misc device driver (written on the TINY4412 Development Board)cdev_test.c#include then, after compiling the driv
Spring Boot + MyBatis + thymeleaf for simple message board applicationsThis project mainly introduces the use of spring Boot + MyBatis + Thymeleaf + Bootstrap to implement a simple delete and modify (CRUD) message Board application. Advanced people can skip directly.Source code: Https://github.com/qingwenwei/spring-boot-crud-examplefunction IntroductionPublish a list of posts and postsEdit a PostBuilding pr
This article goes from Schindler to Forum:http://www.topeetboard.com1,cd/home/topeet/linux-simple/console under the establishment . C File2, compile the command, in this directory#arm-none-linux-gnueabi-gcc-o HelloWorld helloworld.c-staticThe red file is required to be modified according to the established. C file .3.copy the compiled files to the System/bin directoryGo to cd/home/topeet/linux-simple/system/bin directory , execute copyCp/home/topeet/linux-simple/console/helloworld HelloWorldThe
Development Board Model:s5pv210PC system: win7Super Terminal tool: XshellXshell Install package download please click here.Development Board serial Connection diagram:If you are using a desktop computer, the other end of the serial port is connected to the rear interface of the desktop.If you are using a notebook, now many notebooks are not with the serial port, we need to buy a USB to serial cable online,
In this tutorial will introduce you to the notebook Touch board failure of several situations and the solution!
Notebook Touchpad Failure
First, let's say what are the main reasons for the failure of the notebook touchpad?
⒈) may be a touch pad driver is damaged or the user accidentally uninstall it off.
⒉) The notebook touchpad is closed.
Some laptops can turn off the touchpad by setting, so if you accidentally turn the touchpad of
PHP version of the simple message board ...
Before writing a simple message board ... Use PHP to match MySQL
A total of 3 documents (gb_view.php, gb_add.htm, gb_check.php) are required
MySQL table Please create a new field (name, comment)
1.gb_view.php writing//Link database Related Settings
Mysql_connect (database location, ' Database account ', ' Database Password ');
$database = "database name";
$table
Platform Introduction: Host Side-ubuntu11.04
Development Board Kernel-linux-2.6.30
HOSTAPD version -0.8-snapshot
Porting process:
Before porting the HOSTAPD, you need to migrate OpenSSL and LIBNL two libraries, and after trying to find openssl-0.9.8g and libnl-1.1 Two versions are better compiled, then choose these two versions. Their porting is not covered in this article because there are articles dedicated to their porting process.
Download and ext
Brief Introduction
LED lamp cost is very low, easy to operate, in the embedded product is indispensable, can be used as debugging logo, status indicator, etc., advanced usage can also as a breathing lamp to further enhance its aesthetic nature. This chapter describes only control LED lights, tiny4412 Development Board has four LED lights on the core board for user operation, led light out of the CPU IO out
Lei June, who resigned as CEO of Jinshan Software, chief technology officer and President of the post last year, has been reappointed as vice chairman and Non-executive Director of Jinshan Board of directors. Lei June told the Daily economic news that he would prefer to take part in the management of Jinshan in a different way. Baidu announced that will be good advertising company's former vice President Li Wei recruit under the banner of its brand ad
I. Description
Hello everyone, now the 51AJAX message board source, there are two versions of PHP and ASP.
The PHP version is based on the Ajax+php4.3+mysql 4.1+dojo 0.3,asp version based on Ajax+asp+access+dojo 0.3.
The main file dojo.js of the Dojo framework is already included in the package and no more need to download the dojo package;
To download the complete Dojo framework, please click here to download: Http://download.dojotoolkit.org/
, instructions on Pin1 for RXD, then the Bluetooth module Pin1 should be txd, the same reason pin2 for RXD.
The final pin definition and wiring with the Development Board are as follows:
Serial number
Bluetooth module
. NET MF Development Board
1
2 (RX0)
PA2 (USART2_TX)
2
1 (TX0)
PA3 (USART2_RX)
3
(GND)
GND
4
Originally thought that write a message board should be relatively easy things, never moved, this time to try to write a, feeling that is easy and not easy.
The easy aspect is that the structure of the message board is very simple, send data to the server-> save to the database-> return the new data to the browser-> refresh the page
Not easy place is a lot of detail to pay attention to, do not know where
Shortly after problem Description the Rubik's Cube, Mr. Rubik invented its simplified version, the Magic board. The Magic board is made up of 8 blocks of the same size, each with a different color, with the number 1-8 being used respectively. At any moment the state of the magic Plate can be represented by the color sequence of the block: starting from the upper left corner of the magic Plate, the color cod
1, Message Board classification view function: Enterprise Login to see the Enterprise Page Message Board page only message list, message list is divided into all, questions, complaints, praise, the other five categories, enterprise users can switch the label, view and handle different categories of user messages;
2, enterprise users to a single message can be restored, hidden processing, the Enterprise use
We know that MSN has the Handwriting board function, click on the input message box on the label, you can use the mouse to scribble, you can send pictures of their friends, or funny expression to harass friends, feeling very interesting, but QQ has not been able to have this function, unavoidably let people have a bit of regret. How to let QQ also has the handwriting board function of MSN? In fact, you just
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