SaveFileDialog sfd = new SaveFileDialog();
sfd.Filter = “Excel spreadsheet (*.xlsx)|* .xlsx”;
sfd.FilterIndex = 1;
sfd.RestoreDirectory = true;
if (sfd.ShowDialog() == DialogResult.OK)
{
Category: Language
Programming language is a formal language used to define computer programs. It is a standardized communication technique used to issue instructions to a computer. A computer language allows programmers to accurately define the data that the computer needs to use, and precisely define the actions that should be taken in different situations.
How to pack printf () into a function or macro?
This sounds a bit like an interview question, but it is actually an actual question.
I am using an embedded platform and only provide this The equivalent of these functions:
> printf(
C # Design mode: Interpreter mode (Interpreter Pattern)
One, C# design pattern: Interpreter Pattern
1, the application of interpreter pattern is the difficulty in the application of Interpreter pattern, only to meet the “frequent changes in busine
Modify a single XML attribute in C #
I have written the XML document very well, it will look like this
I I’m trying to find a way to access the “class” attribute of a single character and modify it. So far, I have reached the po
C # expression tree explanation (1)
I. Preface I have always wanted to write an article about Dpper’s customized extension, but it will be designed to parse Lambda expressions, and to parse Lambda expressions, you must Know the relev
Handling the best practices for processing a string in the VC?
Since I am new to Visual C, there are many types of strings that can be processed. When I use a certain type and continue to code, but in the next step, there are other types of built-in functions
C # serial port operation
1
SerialPort _Serial = new SerialPort
{
PortName = “COM1”,
BaudRate = 9600,
DataBits = 8,
Parity = Parity.None,
StopBits = StopBits.One,
WriteTimeout = SerialPort.InfiniteTimeout,
Rea
C # get three ways to get web content
C# usually has three methods to get web content, using WebClient, WebBrowser or HttpWebRequest/HttpWebResponse.
Method 1: Use WebClient
static void Main(string[] args)
{
try {
WebC
C # – Run the scan application on a 64-bit computer via ClickOnce
Okay, here are my settings.
I have a c#app that works on all 32-bit Windows XP-Vista-7 machines Normal operation. I already have a verisign PFX to support ClickOnce deployment and use Atalaso
C # foundation
The pictures below are from C# and .NET+4 Advanced Programming + Version 5 and Baidu
.NET is understood as a runtime environment and a comprehensive basic class library.
.NETThree key e