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Supabase扩展能实现实时推送吗？源码级Realtime能力分析 - App应用开发 - ...
...nventor 2 后台推送通知方案时，我们深入分析了 fun123 自研的 Supabase 扩展。Supabase 官方确实提供了 Realtime 实时推送功能，那么当前扩展是否已经封装了这些能力？能否直接用来做推送？
以下是源码级分析结论。
一、Supabas...
Can you write virtual functions / methods in Java?
Is it possible to write virtual methods in Java, as one would do in C++?
6 Answers
6...
How to get std::vector pointer to the raw data?
...dress of the element pointed to by the iterator returned by begin()).
In C++11, a new member function was added to std::vector: data(). This member function returns the address of the initial element in the container, just like &something.front(). The advantage of this member function is th...
In C/C++ what's the simplest way to reverse the order of bits in a byte?
... and forget you ever had it. It's much faster to write than the equivalent C++ code, and it will only ever run once, so you get O(1) runtime in your C++ code.
– wilhelmtell
Apr 8 '10 at 21:32
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Difference between C++03 throw() specifier C++11 noexcept
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std::unexpected() is called by the C++ runtime when a dynamic exception specification is violated: an exception is thrown from a function whose exception specification forbids exceptions of this type.
std::unexpected() may also be called directly from the pro...
PHP function overloading
Coming from C++ background ;)
How can I overload PHP functions?
10 Answers
10
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Swift Beta performance: sorting arrays
...gs that I get:
Swift 4.0.2 : 0.83s (0.74s with `-Ounchecked`)
C++ (Apple LLVM 8.0.0): 0.74s
Swift
// Swift 4.0 code
import Foundation
func doTest() -> Void {
let arraySize = 10000000
var randomNumbers = [UInt32]()
for _ in 0..<arraySize {
randomNumbers.a...
Determine if two rectangles overlap each other?
I am trying to write a C++ program that takes the following inputs from the user to construct rectangles (between 2 and 5): height, width, x-pos, y-pos. All of these rectangles will exist parallel to the x and the y axis, that is all of their edges will have slopes of 0 or infinity.
...
MFC Grid control 2.27 - C/C++ - 清泛网 - 专注IT技能提升
... CGridCtrl which is derived from CWnd. To use it, either use the MS Visual C++ dialog editor to place a custom control on a dialog, and enter "MFCGridCtrl" (no quotes) as the Class name. To subclass the control using the DDX mechanism (this will be done by default by the ClassWizard) use theDDX_Grid...
MFC Grid control 2.27 - C/C++ - 清泛网 - 专注IT技能提升
... CGridCtrl which is derived from CWnd. To use it, either use the MS Visual C++ dialog editor to place a custom control on a dialog, and enter "MFCGridCtrl" (no quotes) as the Class name. To subclass the control using the DDX mechanism (this will be done by default by the ClassWizard) use theDDX_Grid...