. NETCore ORM visit domestic daydream database
Preface
Founded in 2000, Wuhan Dameng database Co., Ltd. is a basic software enterprise under China Electronic Information Industry Group (CEC). It specializes in the research and development, sales and service of database management system, and provides users with services such as big data platform architecture consultation, data technology pl ...
Posted by frontlines on Thu, 12 Dec 2019 23:14:09 -0800
WPF: WPF drawing curve
Sketch
In the development of WPF, it is often necessary to draw curves, histograms, etc. Although WPF has its own basic functions such as drawing graphics, a very basic principle of programming is to avoid repeated wheel building. The official WPF drawing curve open source library of Microsoft was found on GitHub: InteractiveDataD ...
Posted by andreasb on Mon, 09 Dec 2019 11:22:37 -0800
input(type='file ') upload multiple photos and display them to the background
The following content is the result of network excerpt and practice modification. If it is the same, please understand!!!!
1. First, the front-end page code:
Where, < input type = "file" id = "file_input" name = "filepath" multiple = "multiple" / >, the multiple attribute needs to be set
<styl ...
Posted by noise on Sun, 08 Dec 2019 21:25:56 -0800
C ා: decode the callback function DecCallbackFUN() using the Haikang SDK
Sketch
when using the Haikang camera to collect images, additional data such as icons and text need to be added to the images. You can choose to use the drawing callback function of Haikang SDK to overlay characters, images, etc. (please refer to the previous article); you can also use the decoding callback function of Haikang SDK ...
Posted by eekeek on Sat, 07 Dec 2019 22:00:06 -0800
[open source] fast build verification code
Instructions
Support WebForm and Asp.Net Mvc to build verification code
Project source code: MasterChief.DotNet.Infrastructure.VerifyCode
Nuget: Install-Package MasterChief.DotNet.Infrastructure.VerifyCode
Welcome Star, welcome PR;
How to use
To customize the verification code style, you only need to implement the ValidateCodeType abstrac ...
Posted by spooke2k on Sat, 30 Nov 2019 23:27:23 -0800
C ා asp.net MVC: remember account password with Cookie
MVC remembers account password
Use cookie action
Front end:
1 <div>
2 User name:<input type="text" id="UserName" value="@ViewBag.UserName"/>
3 </div>
4 <div>
5 Password:<input type="text" id="UserPwd" value="@ViewBag.UserPwd" style="ma ...
Posted by jdashca on Fri, 29 Nov 2019 06:19:41 -0800
Record Ocelot + SignalR multi server test
Preface
There are two projects, one gateway and one SignalR
Paste code
1,Gatway
1. Reference to Ocelot
2. Add a little code
Startup.cs
3. Simple configuration of ocelot
ocelot.json
{
"ReRoutes": [
{
"DownstreamPathTemplate": "/{catchAll}", //Downstream path
"DownstreamScheme": "ws", //https / / downstream protocol
" ...
Posted by Draicone on Thu, 21 Nov 2019 06:43:25 -0800
EF operation and Linq writing record
Project summary: EF operation and Linq writing record
1. Introduction of EF
After creating an MVC project, to reference the EF framework, follow these steps:
1), add project in Models
2) select Entity Data Model and fill in the name again
3) after selecting code first, select the connected database and tables, and then generate them. At th ...
Posted by Zyxist on Tue, 05 Nov 2019 10:35:31 -0800
POJ2411 Mondriaan's Dream
Yes, I plagiarized this question from LZL's blog. His question is really good and fragrant.
Title Link: http://poj.org/problem?id=2411
Main idea: for a rectangle of n * m, how many ways are there to fill the rectangle with 1 * 2 small squares. (1<=n, m <= 11)
Train of thought:
1. With the experience of problem-solving, I can thi ...
Posted by kataras on Mon, 04 Nov 2019 10:10:22 -0800
FreeSql supports. NetFramework 4.0, ODBC access
It's nearly a year since FreeSql was released as an open source. At present, there are 64118 lines of code in the main warehouse. The commands counted by git command are as follows:
find . "(" -name "*.cs" ")" -print | xargs wc -l
Add in the code of several other expansion packages, there are about 70000 lines of source code.
Warehouse address: ...
Posted by erika_web on Wed, 30 Oct 2019 19:35:57 -0700