Introduction
When programming in Visual Basic. NET, you can access the Registry through functions provided by Visual Basic. NET or the Registry class of the. NET Framework. Although Visual Basic functions are sufficient in most cases, the. NET Framework is still required.
The registry stores information about the oper
area of programming, so that you can completely discard the Win32 API manual calls, because. NET Framework has prepared everything for us. In particular, the release of GDI +, WIN32 programmers should be very clear, in VC6 and Delphi5, 6, 7 to draw irregular graphics, design a unique style of the window control is how not easy thing, we need to return the current device pointer, and then coordinate mapping, and then call the standard Win32 GDI functi
The release number of this article was chs302901 summary on this page
Idtexensibility2 Interface
Onconnection
Ondisconnection
Onaddinsupdate
Onstartupcomplete and onbeginshutdown
Com external program Registration
How to Use Visual C #. Net to generate a com external program
Step-by-step examples
Reference
Microsoft Office XP and Microsoft Office 2003 both support a new unified design structure that is u
Use of Asp. Net Core cache, asp. netcore
Original article: http://www.binaryintellect.net/articles/a7d9edfd-1f86-45f8-a668-64cc86d8e248.aspxEnvironment: Visual Studio 2017, Asp. Net Core 1.1.
The cache mechanism is mainly used to improve performance. In ASP. NET Web Forms and ASP.
the class that saves the callback function will be kept in the memory, to support callback (not required for static/shared methods ).
This feature has a potential use-Refresh cached data in the background so that you never have to wait for data to be filled, but the data remains relatively new. But in fact, this feature is not applicable to the current version of the cache API, because the callback is not
time, set to 30 seconds (unit s), set to 0 to indicate that maintenance threads are not enabledPool. Maintenancesleep = 30;Set the fault flag for the Socktio poolPool. Failover = true;Whether to use the Nalgle algorithm for TCP/IP traffic, the. NET version is not implementedPool. Nagle = false;The maximum time of the socket single task (unit ms), more than this time socket will be forced to end, the curren
Introduction 1. What is WinDbg
WinDbg is a very good source-level (Source-level) debugging tool released by Microsoft, which can be used for kernel mode debugging and user-mode debugging, as well as debugging dump files.
WinDbg is an important diagnostic debugging tool for Microsoft: You can view the source code, set breakpoints, view variables, view call stacks, and memory conditions.
The dump file is the
)){MessageBox ("Call failed ");}Else{Cstring STR (hiresult );MessageBox (STR, "Call result ");}Delete debug;Couninitialize ();}
Because the generated proxy class is based on ATL, you must initialize the com call before calling. In the above Code, ccombstr is used instead of BSTR. Because ccombstr is of the smart type, you can manage the memory allocation by yourself, which is more convenient. In the above Code, a line of annotated code calls seturl t
This article mainly introduces the Basic Drawing Technology of the. Net Framework. The advantages and disadvantages of Drawing Technology and other precautions are discussed through brief introduction and example programs.
Introduction
Fortunately, when writing a typical Windows form program, you do not need to consider the drawing and effect operations of forms and controls. Why? Because by using. net Fram
Talking about caching, everyone may be eloquent, all kinds of cache can be analyzed, but in net to find a suitable disk cache seems to be a bit difficult.One: BackgroundThe thing is this, in a recent project, you need to draw some reports on the web, because the base data source of the report is full-memory, so the memory is relatively tight for us, we mayYou k
ASP. Net Web service-how to use session Status, asp.net session
In the previous blog post, we discussed the use of web services on the client. In this article, we will review how to use the web Service session status.
This is the continuation of the previous article. Therefore, please review the previous articles quick
Continue to use EhCache and cacheehcache without proper Disk Cache in the net environment
When talking about caching, you may be confused. All types of caching can be analyzed one by one, but finding a suitable Disk Cache under net seems a little difficult.
I. background
This is the case. In a recent project, You need to draw some reports on the web end. Beca
memory mapped by the ASP. NET worker process. The problem is that the ASP. net worker process is often recycled by the system to maintain a good average performance. We can configure automatic recycle in IIS (for example, recycle by time, or recycle when the memory usage reaches the value), for example, configure the
When an application is running, there will always be data that needs to be accessed frequently and does not change frequently. If the data needs to be read from the database or external file system every time you obtain the data, the performance will certainly be affected.Therefore, the common practice is to cache this part of the data, as long as the data does not change, the performance will be greatly improved if the data is directly obtained from the mem
is independent and may be integrated into the COREFX in the future;
How to use it? The following NuGet packages are referenced under the project created by the. Net Core 2.0 SDK:
In the above we see the way of manipulating a single value object using a pointer (t*) that can be supplied with the REF keyword. Basically in. NET system operation pointers are not co
)
{
Console. Write (B + "");
}
}
Reading a byte from a stream at a time is not a very effective method. For example, the hardware can (and most suitable) continuously read data blocks from a disk into a large block, if you know that you want to read some characters, it is better to extract the data block from the disk at one time and process these characters in the memory. In the Net Framework, the buffered
Use Opserver to monitor your ASP. NET project series (3. Monitor your server status), opserverasp.net
Preface
I have had two articles on how to monitor ASP. NET core projects. If you are interested, please refer to them.
Cross-platform real-time performance monitoring based on ASP. NET Core
Cross-platform real-time
When an application is running, there will always be data that needs to be accessed frequently and does not change frequently. If you need to read the data from the database or external file system every time you obtain the data, performance will certainly be affected, so the common practice is to cache this part of the data, as long as the data does not change every time the data is obtained directly from the memory area, the performance will be grea
Redis is a widely used Key/value memory database that is used as a cache in large applications such as Sina Weibo, Github, StackOverflow, and Redis's official website is http://redis.io/.Redis is needed in recent projects, where you can simply record the installation of Redis and how to do it. NET, using Redis.Redis installation and startup 1. Download RedisRedis itself does not provide a version of Windows
process requests. To do this, the. NET encapsulation class depends on the client's request object, and the XMLHTTPRequest object is supported by most browsers. Therefore, using this object is a good solution. Therefore, to achieve non-refresh pages, our client pages are made static pages. The static page calls the. NET class method through ajax.net. This is the most concise and efficient solution. Ii. Ho
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