大约有 16,000 项符合查询结果（耗时：0.0243秒） [XML]
How can I add reflection to a C++ application?
I'd like to be able to introspect a C++ class for its name, contents (i.e. members and their types) etc. I'm talking native C++ here, not managed C++, which has reflection. I realise C++ supplies some limited information using RTTI. Which additional libraries (or other techniques) could supply this ...
How do I set the size of an HTML text box?
...
Just use:
textarea {
width: 200px;
}
or
input[type="text"] {
width: 200px;
}
Depending on what you mean by 'textbox'.
share
|
improve this ans...
Forward declaring an enum in C++
...lues, the compiler can't know the storage required for the enum variable. C++ Compiler's are allowed to specify the actual storage space based on the size necessary to contain all the values specified. If all that is visible is the forward declaration, the translation unit can't know what storage ...
How do you change the datatype of a column in SQL Server?
I am trying to change a column from a varchar(50) to a nvarchar(200) . What is the SQL command to alter this table?
8 A...
Understanding the meaning of the term and the concept - RAII (Resource Acquisition is Initialization
Could you C++ developers please give us a good description of what RAII is, why it is important, and whether or not it might have any relevance to other languages?
...
How to find out if an installed Eclipse is 32 or 64 bit version?
...ne with text:
plugins/org.eclipse.equinox.launcher.win32.win32.x86_64_1.0.200.v20090519
then it is 64 bit.
If it would be plugins/org.eclipse.equinox.launcher.win32.win32.x86_32_1.0.200.v20090519 then it is 32 bit.
shar...
Is the VC++ code DOM accessible from VS addons?
Visual Studio IntelliSense for VC++ includes the "complete" EDG C++ parser (also used by Intel and others). Since the C# Code DOM is accessible to addons (correct me if I'm wrong), is the C++ Code DOM also accessible? Can this be used to analyse an open VC++ project within the VS environment?
...
Why does C++ compilation take so long?
Compiling a C++ file takes a very long time when compared to C# and Java. It takes significantly longer to compile a C++ file than it would to run a normal size Python script. I'm currently using VC++ but it's the same with any compiler. Why is this?
...
Alternate FizzBuzz Questions [closed]
...ogram that prints out, in reverse order, every multiple of 3 between 1 and 200.
Doing it in normal order it easy: multiply the loop index by 3 until you reach a number that exceeds 200, then quit. You don't have to worry about how many iterations to terminate after, you just keep going until you r...
How does a language expand itself? [closed]
I am learning C++ and I've just started learning about some of Qt 's capabilities to code GUI programs. I asked myself the following question:
...