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App Inventor 2 标签内容过多，如何做到可上下滑动？ · App Inventor 2 中文网
...让其可滚动呢？其实很简单：
垂直滚动布局就是为了解决区域显示不下，想要出现滚动操作的场景。
将组件放入这个布局，轻松搞定！
如有疑问，点此参与讨论。
您的改进建议 联系方式...
Remove last character from C++ string
...e. Maybe I have a non-standard library in some compiler somewhere (between VC++2003, VC++2008, MinGW GCC3 MinGW GCC 4 and Linux GCC 4, you do get a few differences). More likely, I'm just getting confused with other types.
– Steve314
Feb 22 '10 at 14:31
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自动生成Linux下Makefile全攻略（automake原理） - C/C++ - 清泛网 - 专注C/C++及内核技术
...规则，只是这样复杂度很高，且修改起来不灵活。
为了解决这个难题，GNU推出了automake，根据简单的规则自动生成复杂的Makefile，automake help文档如下：
Usage: /usr/bin/automake [OPTION] ... [Makefile]...
Generate Makefile.in for configure from Ma...
How to check if a view controller is presented modally or pushed on a navigation stack?
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presentingViewController returns YES for pushed VC, when there is a UITabBarController being set as a root. So, does not suitable in my case.
– Yevhen Dubinin
Jun 11 '14 at 12:23
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When and why will a compiler initialise memory to 0xCD, 0xDD, etc. on malloc/free/new/delete?
...ay not be 100% correct (or coherent).
Many of these values are defined in vc/crt/src/dbgheap.c:
/*
* The following values are non-zero, constant, odd, large, and atypical
* Non-zero values help find bugs assuming zero filled data.
* Constant values are good, so that memory filling is ...
viewWillDisappear: Determine whether view controller is being popped or is showing a sub-view contro
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Suppose you have two controllers (root vc and another pushed) on your navigation stack. When the third one is being pushed viewWillDisappear is called on the second whose view is going to disappear, right? So when you pop to root view controller (pop the third and...
Adding VirtualHost fails: Access Forbidden Error 403 (XAMPP) (Windows 7)
... portable 7.1.18 / 7.3.7 (control panel v3.2.4)
Installers: win32-7.1.18-0-VC14-installer / xampp-windows-x64-7.3.7-0-VC15-installer
Do not edit other files like httpd-xampp
Stop Apache
Open httpd-vhosts.conf located in **your_xampp_directory**\apache\conf\extra\ (your XAMPP directory might be b...
What's the difference between __PRETTY_FUNCTION__, __FUNCTION__, __func__?
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Note that while both gcc and VC provide __FUNCTION__, they do slightly different things. gcc gives the equivalent of __func__. VC gives the undecorated, but still adorned, version of the name. For a method named "foo", gcc will give you "foo", VC will...
How to check for DLL dependency?
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dumpbin from Visual Studio tools (VC\bin folder) can help here:
dumpbin /dependents your_dll_file.dll
share
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How do I set up a simple delegate to communicate between two view controllers?
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Following solution is very basic and simple approach to send data from VC2 to VC1 using delegate .
PS: This solution is made in Xcode 9.X and Swift 4
Declared a protocol and created a delegate var into ViewControllerB
import UIKit
//Declare the Protocol into your SecondVC
proto...