C # log class, utility. NET Log Action class
System logs are frequently used by both Web applications and Windows Forms applications. Log can help us to track the operation of the monitoring system, timely detection of errors, output mode
Inserting a single piece of data into SQL Server uses the INSERT statement, but if you want to bulk insert a bunch of data, looping through insert is inefficient and results in a system performance problem with SQL. The following are the two bulk
Javascript + XMLHttpRequest + asp.net does not need to read database data.
The Code is as follows:
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I. Why does the stored procedure always return-1?
Are you using ExecuteNonQuery to perform the "add" operation?
ExecuteNonQuery does not return any row of data, but any output parameter or return value mapped to the parameter will be filled
Method 1: Disable USB by modifying the Registry
Principle: you only need to change the Start value in the HKEY_LOCAL_MACHINE \ SYSTEM \ CurrentControlSet \ services \ USBSTOR path of the Registry to 4 to disable USB (default: 3, that is, allow USB
C # accelerate access to Bitmap,
When operating Bitmap images, you sometimes need to use the GetPixel and SetPixel methods to obtain or set the pixel color,
If you directly perform operations on these two methods, the speed is very slow. Here we
ASP. NET: Use async/await, asp. netasyncawait
C #5.0 introduces the async/await keyword to simplify the asynchronous programming model. Throwing away the syntactic sugar is Net4.0's Task + state machine. In fact, it is quite simple to use tasks in
Thank you first! Turn from: http://blog.sina.com.cn/s/blog_67299aec0100snk4.html This may not be very deep, but it is clear that the FileStream object represents a stream that points to a file on a disk or network path. This class provides a way to
This article mainly describes the data replication and migration methods of IBM DB2. The following describes the data replication and migration methods of IBM DB2, we hope that you will have a better understanding of data replication and migration
The following articles mainly describe the actual operation solution for DB2 data replication and migration. The following method is tested by professionals in the Environment IBM x346, in 3.2G × 2, 4G, RAID 1, DB2 V8.2.4, Win2000 Adv Server, and
This article mainly introduces the description of the actual operation methods of data replication and migration in DB2. The method in this article is tested, in the environment of IBM x346, 3.2G × 2, 4G, in RAID 1, DB2 V8.2.4, Win2000 Adv Server,
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See ASP. NET and SQL together for packaging, deployment, and installation.ArticleIt is packaged for VB. NET and SQL, but I use C #. Of course, you only need to modify the main installation class library! C # class libraryCodeDbcustomaction. CS
using system; using system. collections. generic; using system. text; using system. io; using Microsoft. win32; using system. diagnostics;
Namespace uni. unicustoms{Public class clswinrar{/// /// Whether WinRAR is installed/// /// Static
Last time we talked about how to use the three-tier architecture to remove data from a database, this time we'll talk about how to find data in a database, but in the last article it also involves finding, but that's showing all the records in the
IntroductionWhen working with bitmap pictures, it is sometimes necessary to get or set the pixel color method: GetPixel and SetPixel,If these two methods are operated directly, it is very slow, here we can extract the data to operate, and then after
To improveCodeQuality. You are welcome to make suggestions and make progress together !!!
1. Do not hard-compile string/numeric. You can use constants instead. (Improve readability) 2. For string comparison-use string. Empty instead "".
Int
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