大约有 45,000 项符合查询结果（耗时：0.0404秒） [XML]
MLKitTextRecognizer 拓展：离线图片文字识别（OCR，中英文） · App Inventor 2 中文网
...se",
"blocks":[{"text":"这一块的文字",
"bounds":{"left":10,"top":20,"right":300,"bottom":80},
"cornerPoints":[{"x":10,"y":20}],
"lines":[{"text":"这一行",
"bounds":{"left":10,"top":20,"right":300,"bottom":50},
...
Why is Python running my module when I import it, and how do I stop it?
...is:
# stuff to run always here such as class/def
def main():
pass
if __name__ == "__main__":
# stuff only to run when not called via 'import' here
main()
See What is if __name__ == "__main__" for?
It does require source control over the module being imported, however.
Happy coding.
...
What is the most efficient string concatenation method in python?
...sion: C:\temp>python -mtimeit "''.join(chr(x) for x in xrange(65,91))" 100000 loops, best of 3: 9.71 usec per loop C:\temp>python -mtimeit "''.join([chr(x) for x in xrange(65,91)])" 100000 loops, best of 3: 7.1 usec per loop
– hughdbrown
Aug 30 '09 at 5...
Simplest/Cleanest way to implement singleton in JavaScript?
...
answered Sep 25 '09 at 20:10
Christian C. SalvadóChristian C. Salvadó
688k171171 gold badges886886 silver badges826826 bronze badges
...
Find an item in List by LINQ?
... the first match is found. msdn.microsoft.com/en-us/library/bb342451(v=vs.110).aspx
– DavidWainwright
Dec 1 '17 at 14:37
|
show 1 more comme...
本地通知使用指导 · App Inventor 2 中文网
...钮_会议.Click() {
本地通知1.ShowWithButtons(2, "会议提醒", "10 分钟后在三楼会议室开会", list("知道了", "稍后提醒"))
}
when 本地通知1.ButtonClicked(编号, 按钮) {
if 按钮 == "稍后提醒" {
计时器_稍后.TimerInterval = 300000
计时器_稍后.Ti...
关于 __VA_ARGS__ 宽字符版本的问题 - C/C++ - 清泛网 - 专注C/C++及内核技术
关于 __VA_ARGS__ 宽字符版本的问题在写一个可变参数的记录日志函数，考虑到宽字符（Unicode版本）时：#define WIDEN2(x) L ## x#define WIDEN(x) WIDEN2(x)#define __...在写一个可变参数的记录日志函数，考虑到宽字符（Unicode版本）时：
#defin...
How to get Scala List from Java List?
...
On 2.10.4 I had to import scala.collection.JavaConverters._ otherwise I got "value asScala is not a member of java.util.List[String]"
– dranxo
May 23 '14 at 23:27
...
腾讯Tencent开源框架介绍（持续更新） - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...unc__, __LINE__, task->id);
co_cond_signal(env->cond);
poll(NULL, 0, 1000);
}
return NULL;
}
void* Consumer(void* args)
{
co_enable_hook_sys();
stEnv_t* env = (stEnv_t*)args;
// consumer会一直消费，直到为空后，调用co_cond_timedwait切出协程，等待再次不为空...
What is the iBeacon Bluetooth Profile
...
For an iBeacon with ProximityUUID E2C56DB5-DFFB-48D2-B060-D0F5A71096E0, major 0, minor 0, and calibrated Tx Power of -59 RSSI, the transmitted BLE advertisement packet looks like this:
d6 be 89 8e 40 24 05 a2 17 6e 3d 71 02 01 1a 1a ff 4c 00 02 15 e2 c5 6d b5 df fb 48 d2 b0 60 d0 f5 a7 1...