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MIT官方已升级至2.70版本，中文网待测试并升级相关特性 - App Inventor 2 ...
2.70 版本主要更新内容：
Features:Add a Japanese translationUpdate the Spanish translationMake the Sharing component respect DefaultFileScope when sharing relative path files (@arjuninv)Add TextChange event, MoveCursor methods, and HintColor property to TextBox and related components (@gordo...
MIT官方已升级至2.71版本，几乎就是仅增加一个全新主题 - App Inventor 2 ...
2.71 版本主要更新内容：引用: Changes between nb196 and nb197 (July 7, 2024)
This is a component release which includes bugfixes and improvements. It includes a new Android MIT AI2 Companion versions 2.71 (from Google Play) and 2.71u (directly downloaded from MIT App Inventor).
Feature...
C++ Best way to get integer division and remainder
...rem);
}
gettimeofday(&timeval2,NULL);
printf("%d",timeval2.tv_usec - timeval.tv_usec);
}
Outputs: 150
#include <stdio.h>
#include <sys/time.h>
#include <stdlib.h>
extern doNothing(int,int); // Empty function in another compilation unit
int main() {
int i;
...
What is the performance cost of having a virtual method in a C++ class?
...pec to;
clock_gettime(CLOCK_MONOTONIC, &to);
return to.tv_sec - from.tv_sec + 1E-9 * (to.tv_nsec - from.tv_nsec);
}
};
int main(int argc)
{
for (int j = 0; j < 3; ++j)
{
typedef std::vector<Base*> V;
V v;
for (int i = 0; i < 1000; ++i)
v....
关于我们 · App Inventor 2 中文网，少儿编程陪伴者
... AI伴侣：v2.69 MIT官方：v2.69 发布日志 首页 VIP会员中心 中文社区 ...
Timer function to provide time in nano seconds using C++
...ec ts;
clock_gettime(CLOCK_REALTIME, &ts);
return (uint64_t)ts.tv_sec * 1000000LL + (uint64_t)ts.tv_nsec / 1000LL;
}
the timing and values produced:
Absolute values:
rdtsc = 4571567254267600
clock_gettime = 1278605535506855
Processing time: (10000000 runs)
rdtsc ...
新浪是如何分析处理32亿条实时日志的？ - 更多技术 - 清泛网 - 专注C/C++及内核技术
...化需求得不到满足，Kibana配置难度大。
我们起初采用官方Kibana v3，用户提出的类似SQL中的多个group by，画百分比，求指定区间占比等常见需求无法满足。之后通过三斗大神(微博@argv)定制版的Kibana 3满足了一些用户需求。Kibana 4...
App Inventor 2 LLMAI2Ext 自研拓展：接入DeepSeek、Kimi、通义千问...等国...
...署，这里选择阿里的DeepSeek服务进行测试验证：
BaseURL 由官方的改为：https://dashscope.aliyuncs.com/compatible-mode/v1
APIKey 用阿里云的。
ModelName 指定：deepseek-v3 或 deepseek-r1 （注意：第三方的模型名称和官方的不太一样）
参考测试...
Android Left to Right slide animation
...ew.OnClickListener;
import android.widget.Button;
import android.widget.TextView;
public class FirstActivity extends RootActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
s...
How to Create a circular progressbar in Android which rotates on it?
...lass CustomProgressBarActivity extends AppCompatActivity {
private TextView txtProgress;
private ProgressBar progressBar;
private int pStatus = 0;
private Handler handler = new Handler();
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(...