C#

Objective:attribute is the technology presented by the. NET FrameWork that adds annotations to your own code, enabling you to implement special features.I. Attribute functionattribute is translated into characteristics, since it is a feature, the

Several types of value type conversion The conversion methods of reference types include implicit conversion, forced conversion, and as conversion. There are also many conversion methods for value types. This article will summarize them slightly.

. NET reflection Type class,. net Reflection type I don't know if you have such a code.  ? 1 Type type=typeof(T);// T is the input type   In this way, reflection is used in potential scenarios. Whether you know it or not, it is a

Cookie programming in C, Cookies are called "cookies". They first appeared in Netscape Navigator 2.0. Cookies are actually files created by Web servers that store information on computers. So why does the Web server need to create such a file on the

C # software monitoring external program running status You need to plug-in a program to monitor the status of another program. Once another program is detected to be closed, an event is triggered for other processing. Referenced class Using

Get the call method name in. NET and. net get the call Method When writing logs, you must record the module name, namespace name, class name, And Method Name of the log caller. Reflection is used (when reflection is involved, pay attention to

C # Serial Communication, Send data through COM1, and COM2 receives data. After COM2 receives the data sent this time, it sends a message to COM1 to notify COM1 that the data has been sent. After COM1 receives the notification, it sends the next

C # The "lawn lamp" in C # is similar to the "Hamster" applet.Today, I reviewed the form applets I learned yesterday. It mainly applies to some basic attributes of controls. Program) * The first step is to set the interface (txtname, txtpwd. In the

Simple use of forms in C # (Sixteenth Day)From today on, we started to learn about window form. Today, we learned how to use some controls and events. There is no comprehensive theory, so today we will summarize the program. A simple registration

C # understanding and application of basic learning delegation, Use of delegation and syntax definition The use of the delegate is completed in four steps: declare the delegate, create the delegate object, delegate association method, and call We

C # null join (??) Use of operators, I believe many people will see it ?? Operator, but not everyone knows what it is used for. I have seen it many times before, but I have never used it, so I have not understood its role, today I saw it again, so

[Switch] C # using three usage methods, Original address.1. using command Using + namespace. This method has basically been used by C #. The advantage is that you do not need to specify a detailed namespace when writing code. using

C # string processing, object reference and inheritance (Tenth day ), It's another week. Now it's time to sum up. Let's continue to summarize what we 've learned in cloud and college. Theory: Difference between StringBuilder and StringA new instance

C # FileSystemWatcher monitors Disk File changes, Simplified requirements: A simplified requirement is as follows: a photo program is running. Once captured, the image files are stored in a directory, then the image will be uploaded to the remote

Objective C # Reading Notes, Effiective C # Item1: replace Member variables with attributes Negative tive C # Item2: readonly is better than const) Negative tive C # Item3: the operator as or is better than forced conversion Negative tive C # Item4:

Use of constants \ enumerations \ structures and arrays in C #The next day is over. I will continue to summarize the knowledge I learned from cloud and the college. 1. application theory of constant \ enumerative \ structure: constant: const type

C # Graphic draws circles, triangles, ovans, and images, You can draw graphs, line segments, circles, texts, and graphs on form and panel.The drawing code must be placed in the OnPaint () function, because this function is called when the form is

Dictionarystring sorting . Net framework 2.0 Dictionary collection = new Dictionary (); collection. add ("key3", "value3"); collection. add ("key1", "value1"); collection. add ("key4", "value4"); collection. add ("key2", "value2"); List list =

Extend the gridview function to easily freeze rows and columns (enhanced ). As mentioned in the previous article, you can also expand the pagination function of the gridview and implement the function of exporting results to EXCEL/PDF. After

When the skin control is used, the following error occurs: capacity exceeds the maximum capacity parameter name: capacity, maximum capacity When the skin control is used, the following error occurs: capacity exceeds the maximum capacity parameter