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How do you underline a text in Android XML?

...</resources> If you want to underline something from code use: TextView tv = (TextView) view.findViewById(R.id.tv); SpannableString content = new SpannableString("Content"); content.setSpan(new UnderlineSpan(), 0, content.length(), 0); tv.setText(content); Hope this helps ...
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Multi-line EditText with Done action button

...these settings in the code instead of the layout file (in onCreate) by TextView tv = (TextView)findViewById(R.id.editText); if (tv != null) { tv.setHorizontallyScrolling(false); tv.setLines(3); } I hope this helps someone, as it took quite a while to figure out. If you find a way to make ...
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Redis 的性能幻想与残酷现实 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...是抱有幻想的。 幻想 要了解 Redis 的性能,我们先看看官方的基准性能测试数据,心里有个底。 测试前提 Redis version 2.4.2 Using the TCP loopback Payload size = 256 bytes 测试结果 SET: 198412.69/s GET: 198019.80/s 这个数据刚一看觉得有...
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How to implement a ViewPager with different Fragments / Layouts

...tanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); ViewPager pager = (ViewPager) findViewById(R.id.viewPager); pager.setAdapter(new MyPagerAdapter(getSupportFragmentManager())); } private class MyPagerAdapter exten...
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App Inventor 2 UrsAI2UDP 拓展 - UDP广播通信协议 · App Inventor 2 中文网

... 切换 目录 官方 QQ群 免费技术交流群483928335 在线 客服 扫码添加客服咨询 我要 分享 ...
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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; ...
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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....
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java中的缓存技术该如何实现 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...式的刷新策略(如果默认性能不需要时)。      官方网站 http://www.opensymphony.com/oscache/      Java Caching System      JSC(Java Caching System)是一个用分布式的缓存系统,是基于服务器的java应用程序。它是通过提供管理...
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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...
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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 ...