C # Write the caught exception to the log

Public static void writeerorrlog (exception ex) { If (EX = NULL) return; // If EX = NULL, streamwrite write = NULL; datetime dt = datetime. now; // set the log time string time = DT. tostring ("yyyy-mm-dd hh: mm: SS"); // year-month-day hour:

C # How to obtain the current path of a program

Below are some C # Get Program Current Path Method 1. Obtain the complete path of the new process component and associate it with the active process, including the file name (process name ). String STR = system. Diagnostics. process.

C # implement login of forms similar to QQ

Directly run the Code: 1 [dllimport ("user32.dll")]2 public static extern bool ptinrect (ref rectangle rects, point lppoint );34 private void timershowhide_tick (Object sender, eventargs E)5 {6 if (this. windowstate = formwindowstate. Normal)7 {8

C # program Ideology

Class is the abstraction that describes the common features of a group of similar objects. In general, things are similar. For example, there are a bunch of piglets in the pigsty. We give each of them a name, such as Xiaohua, Xiaoxiao, xiao, and

Very good utility library, C #4 extension of a variety of functions, two lines of code to deal with image Conversion characters

Recently, a good utility library was released on the Internet. Based on C #4, some class libraries can be used for lower Version C #. The library features a variety of functions, and there are a lot of amazing features, the two lines of code can be

In this year, do I still use C ++?

Recently, the virus-like time is squeezed out from the trivial fragments of time to see the programs that GF cannot call. This is simply depressing. I want to be optimistic about the C ++ that I haven't used for many years. It's really a headache,

C # Lock Interpretation

I recently studied. Net distributed cache code, which involves lock. I read some articles on the Internet and summarized some lock-related knowledge for your reference. I. Lock Definition The lock keyword can be used to ensure that the code block is

C # winform multi-language switch Localization

Using system; Using system. Windows. forms; Using system. componentmodel; Using system. Threading; // thread Space Namespace Liang. languagelibrary{/// /// Language Library Class/// Public class setlanguage{/// /// Set the interface language of the

C # xml operations

It is known that there is an XML file (bookstore. XML) as follows: Oberon's legacy corets, Eva 5.95  1. Insert a node to the node: Xmldocument xmldoc = new xmldocument ();Xmldoc. Load ("Bookstore. xml

C # writing delegate and event specifications

// C # Delegate Ro event standard writing //. net framewrok event design principles // 1>. use pascalcasing to name the event. // 2>. when declaring delegate, use the void type as the return value delegate void pubcomputereventhandler (); //

C # embed the MDI window into a normal window

There is a kind of demand called Metamorphosis. This example: the customer's system uses a Framework library, that is, dynamically adding controls to a Main Window Based on the configuration, the program to be embedded is an MDI main window, and a

Microsoft displays Heterogeneous Computing development tools: C ++ amp

> Microsoft releases C ++ (accelerated massive parallelism)!! In today's amd fusion developer summit, Microsoft made a report on Heterogeneous Computing at Microsoft, where presenter is a big guy in the C ++ field hurb Suter. We can regard it as

Write C/C ++ compatible code

> Use extern "C ": C and C ++ handle functions differently. With extern "C", C ++ can know that this function is a C link. Therefore, if you want to prompt the compiler to use the C method to process the function, use extern "c" to describe it. The

Introduction to C language Theoretical Study Notes [K & R]

I have graduated for more than two years. Although I am engaged in the technology industry, I often find that my professional technical knowledge is too limited at work. This is really embarrassing for a technology developer. In addition to

C # dynamic WebService call

From: http://rainsts.net/article.asp? Id = 304   Most of the time, we use "add web reference..." to create a client proxy class to call WebService. However, in some cases, we may need to dynamically call an unknown service while the program is

C # Read the content of a specified page in Word

/// /// Word reads content by PAGE/// /// page number /// HTML or plain text /// // Http://hi.baidu.com/alocnePublic String readpage (INT page, bool ishtml){Object objwhat = word. wdgotoitem. wdgotopage;Object objwhich = word. wdgotodirection.

How to end the Excel (office) process in C #

To exit the Office application, the automated code must meet the following requirements: Declare each object as a new variable. For exampleoBook = oExcel.Workbooks.Add() Change to the following:Excel.Workbooks oBooks; Excel.Workbook oBook; oBooks =

C # comprehensive analysis of the number formatting Method

C # digital formatting output: Int A = 12345678; C # format the number to be formatted as sring output Label1.text = string. Format ("asdfadsf {0} adsfasdf", ); Label2.text = "asdfadsf" + A. tostring () + "adsfasdf "; Label1.text = string. Format

C # custom functions-calculate the date of a week in a year

Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/-->// Calculate the date of a week in a year // The value of the dweek parameter is 1-53, indicating the week // The value of the dweekday parameter is 1-7

List usage in C #

I 've been looking for help on how to find objects in generics with list. find () method .... and... take a look what I have found. in the follow example, I created a simple class: public class person {private int _ id; private string _ name; Public

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