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SetRegistryKey 作用 - VC/MFC - 清泛IT论坛，有思想、有深度
...Y_CURRENT_USER下面会生成 SetRegistryKey 设置的一个key（这里是默认的“应用程序向导生成的本地应用程序”），然后会生成一个应用程序的子key，用于存储程序关闭后的一些状态，程序再次启动的时候便可恢复上次的一些特性（如窗...
libunwind：记录程序崩溃堆栈 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...togen.sh
./configure --prefix=/usr --enable-shared #编译成.so，否则默认静态.la
make
make install
记录堆栈的代码如下：
static void log_backtrace(void) {
char name[256];
unw_cursor_t cursor;
unw_context_t uc;
unw_word_t ip, sp, offp;
unw_getcontext(&uc);
unw_i...
BLE（五）移动端工具 - 创客硬件开发 - 清泛IT社区，为创新赋能！
...来进行设置的
另外如果没有bt_stack.conf文件，设备也会在默认路径下生成日志：/data/misc/bluetooth/logs/btsnoop_hci.log
之后导出到wireshark查看即可，如图清晰的展示了蓝牙各协议栈的内容，分析时候重点关注发送的数据内容即Handle、uu...
nFC Connect低功耗蓝牙APP工具的使用 - 创客硬件开发 - 清泛IT社区，为创新赋能！
...性发送多条点击ADD VALUE添加。选择输入数据的格式，一般默认格式不用选择。可以先在SAVE AS里指令名，再点SAVE保存，下次可以直接在LOAD里发送该数据包。
五、监听响应
点击图标“↓↓↓”后，APP后台自动监听从设备notif...
请问输入文件要往哪放? - App应用开发 - 清泛IT社区，为创新赋能！
...。APP Inventor有没有可能允许将文件存在 ...
1、文件管理器默认范围为App，读写文件名诸如 "test.txt"，就是在这个目录下：（上面是AI伴侣的App目录，如果最终编译apk运行，则到 appinventor.ai_[账户名].[项目名] 目录下查看文件...
Android ViewPager - Show preview of page on left and right
...vious fragment from centre view will change scale to 0.8 when going out of screen?
– iamthevoid
Oct 16 '16 at 10:22
Th...
Opening Android Settings programmatically
...
What Settings screen does this offer?
– IgorGanapolsky
May 1 '17 at 16:31
1
...
Vagrant stuck connection timeout retrying
...S.
My problem is the same string of timeouts but I could only see a black screen in the GUI.
A laptop which I was just setting up kept showing the same problem. After hours of searching I finally found a tip to see if the BIOS had Hardware Virtualisation was enabled.
Here's the content of the pos...
Calling Objective-C method from C++ member function?
... "fonts/Marker Felt.ttf", 24);
// position the label on the center of the screen
label->setPosition(Vec2(origin.x + visibleSize.width/2,
origin.y + visibleSize.height - label- >getContentSize().height));
// add the label as a child to this layer
this->addChild(label...
Get the current displaying UIViewController on the screen in AppDelegate.m
The current UIViewController on the screen need to response to push-notifications from APNs, by setting some badge views. But how could I get the UIViewController in method application:didReceiveRemoteNotification : of AppDelegate.m ?
...