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How to create local notifications?
...n is in foreground the notification is not displayed. But if you are using iPhone X. You can display notification even when the app is in foreground. For this you just need to add a delegate called UNUserNotificationCenterDelegate
For more details visit this blog post: iOS Local Notification Tutor...
Does every Core Data Relationship have to have an Inverse?
...
I'll paraphrase the definitive answer I found in More iPhone 3 Development by Dave Mark and Jeff LeMarche.
Apple generally recommends that you always create and specify the inverse, even if you don't use the inverse relationship in your app. For this reason, it warns you when y...
CSS hack大全 - 创意 - 清泛网 - 专注C/C++及内核技术
...Trident
Trident
Gecko
Presto
WebKit
（以上 .bb 可更换为其它样式名）
注意点：
网上很多资料中常常把!important也作为一个hack手段，其实这是一个误区。!important常常被我们用来更改样式，而不是兼容hack。造成这个误...
半年报披露 天涯社区被资本方看空 - 资讯 - 清泛网 - 专注C/C++及内核技术
...，在资本市场上，似乎还有很长的路要走。
天涯社区作为BBS社区的代表性网站，一度曾是社会舆论的重要发源地。但是，随着微博、微信等即时性社交平台的出现，天涯社区与其他BBS社区一起逐渐退出了舞台的中央。其前几年...
How to identify platform/compiler from preprocessor macros?
...nditionals.h> inside #ifdef __APPLE__, which then gives you a TARGET_OS_IPHONE #define.
– Ted Mielczarek
Aug 18 '11 at 11:51
...
Understanding ibeacon distancing
...clude this number as part of its LE advertisment.
The listening device (iPhone, etc), will measure the RSSI of the device. Let's suppose, for example, that this is, say, -72 dBm.
Since these numbers are in dBm, the ratio of the power is actually the difference in dB. So:
ratio_dB = txCalibr...
泰迪熊为什么叫泰迪 - 杂谈 - 清泛网 - 专注C/C++及内核技术
泰迪熊为什么叫泰迪 为保证文章质量，本文全程抱泰迪熊撰写。Who was the Teddy bear named after?这是 San Jose 通过路边 Ask.com 巨大的广告...// 为保证文章质量，本文全程抱泰迪熊撰写。
“Who was the Teddy bear named after?”
这是 San Jose ...
常用Git命令汇总 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...set <file> #从暂存区恢复到工作区（不指定版本id，则默认为最后一次提交的版本id）
git reset . #从暂存区恢复到工作区
git reset $id # 恢复到指定的提交版本，该$id之后的版本提交都恢复到工作区
git reset --hard $id #恢复到指定的提...
【HarmonyOS】编译、测试全流程 - HarmonyOS NEXT - 清泛IT社区，为创新赋能！
...调试证书开发测试阶段Release签名任意设备可以无限制华为开发者后台(AGC)申请正式发布
1.2 与 Android/iOS 签名体系对比
维度AndroidiOSHarmonyOS NEXT未签名安装开启"未知来源"即可不允许不允许（模拟器除外）调试签名自签...
使用std::string作为std::map的key出错解决 - C/C++ - 清泛网 - 专注C/C++及内核技术
使用std::string作为std::map的key出错解决c: program files (x86) microsoft visual studio 11.0 vc include xstddef(180): error C2784: bool std::operator <(const st...c:\program files (x86)\microsoft visual studio 11.0\vc\include\xstddef(180): error C2784: “bool std::operator <(const std:...