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编译器内部的秘密--微软的编译器是如何解析Try/Catch/Throw的 - C/C++ - 清...
...部的秘密--微软的编译器是如何解析Try/Catch/Throw的Compiler-Internals-How-Try-Catch-Throw-are-Interprpreted-by-the-Microsoft-Compiler本文不是一篇介绍如何在x86架构上详细地实现异常处理(exception handling)的手册，只是一篇入门的讨论性文章。本文只...
Multi-line tooltips in Java?
...ttps://github.com/ls-cwi/yoshiko-app/blob/master/src/main/java/com/yoshiko/internal/view/JMultiLineToolTip.java
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How to make my custom type to work with “range-based for loops”?
...useful is that your end iterator can read "check your char* to see if it points to '0'" when == with a char*. This allows a C++ range-for expression to generate optimal code when iterating over a null-terminated char* buffer.
struct null_sentinal_t {
template<class Rhs,
std::enable_if_t<...
What is the difference between .text, .value, and .value2?
... I would probably use Format to control how the number gets converted to a string: var = Format(Range("a1").Value2, "#")
– Charles Williams
Jan 22 '15 at 13:16
2
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handle textview link click in my android app
...y own app, there is a solution that is a bit simpler.
Besides the default intent filter, I simply let my target activity listen to ACTION_VIEW intents, and specifically, those with the scheme com.package.name
<intent-filter>
<category android:name="android.intent.category.DEFAULT" /&g...
Are Exceptions in C++ really slow
...
You can never claim about performance unless you convert the code to the assembly or benchmark it.
Here is what you see: (quick-bench)
The error code is not sensitive to the percentage of occurrence. Exceptions have a little bit overhead as long as they are never thrown. ...
What is the explicit promise construction antipattern and how do I avoid it?
...a programming language.
You should only use deferred objects when you are converting an API to promises and can't do it automatically, or when you're writing aggregation functions that are easier expressed this way.
Quoting Esailija:
This is the most common anti-pattern. It is easy to fall in...
How to handle WndProc messages in WPF?
...)
// 'this' is a Window
HwndSource source = HwndSource.FromHwnd(new WindowInteropHelper(this).Handle);
source.AddHook(new HwndSourceHook(WndProc));
private static IntPtr WndProc(IntPtr hwnd, int msg, IntPtr wParam, IntPtr lParam, ref bool handled)
{
// do stuff
return IntPtr.Zero;
}
No...
Draw a perfect circle from user's touch
...it is not that hard to implement a simple, but yet useful solution without introducing all that complexity. (Please don't get me wrong, for any serious purpose it is better to use some mature and proven to be stable framework).
I will present my results first and then explain the simple and straigh...
What is the default access modifier in Java? [duplicate]
... depends on the context.
When it's within a class:
class example1 {
int a = 10; // This is package-private (visible within package)
void method1() // This is package-private as well.
{
-----
}
}
When it's within a interface:
interface example2 {
int b = 10; // Thi...