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Android: Coloring part of a string using TextView.setText()?
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Alex OrlovAlex Orlov
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Single TextView with multiple colored text
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2red132red13
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How to add Action Bar from support library into PreferenceActivity?
...elegate().getMenuInflater();
}
@Override
public void setContentView(@LayoutRes int layoutResID) {
getDelegate().setContentView(layoutResID);
}
@Override
public void setContentView(View view) {
getDelegate().setContentView(view);
}
@Override
publ...
Mozilla PDF.js：PDF在线预览 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...掉了CPU资源的50-60%。点击翻页操作，或者改变IE的窗口大小会触发viewer对pdf进行重新解析和渲染。有时把IE前端的某个挡住他的程序窗口（比如一个txt）移开也会导致重新渲染，但是并不是每次都会触发，原因不详。
如果在vi...
Multi-gradient shapes
...yout_height="fill_parent"
android:gravity="center"
>
<TextView
android:id="@+id/image_test"
android:background="@drawable/layer_list"
android:layout_width="fill_parent"
android:layout_height="100dp"
android:layout_marginLeft="15dp"
an...
How to get duration, as int milli's and float seconds from ?
...ething that acts like the following,
double mticks()
{
struct timeval tv;
gettimeofday(&tv, 0);
return (double) tv.tv_usec / 1000 + tv.tv_sec * 1000;
}
but uses std::chrono instead,
double mticks()
{
typedef std::chrono::high_resolution_clock clock;
typedef std::chrono::d...
How to run a Runnable thread in Android at defined intervals?
...er();
final Runnable r = new Runnable() {
public void run() {
tv.append("Hello World");
handler.postDelayed(this, 1000);
}
};
handler.postDelayed(r, 1000);
Or we can use normal thread for example (with original Runner) :
Thread thread = new Thread() {
@Override
p...
Apache两种工作模式区别及配置切换 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...这种模式可以不必在请求到来时再产生新的进程，从而减小了系统开销以增加性能。
MaxSpareServers设置了最大的空闲进程数，如果空闲进程数大于这个值，Apache会自动kill掉一些多余进程。这个值不要设得过大，但如果设的...
Is System.nanoTime() completely useless?
...mp;time, NULL);
assert(status != -1, "linux error");
return jlong(time.tv_sec) * 1000 + jlong(time.tv_usec / 1000);
}
jlong os::javaTimeNanos() {
if (Linux::supports_monotonic_clock()) {
struct timespec tp;
int status = Linux::clock_gettime(CLOCK_MONOTONIC, &tp);
assert(sta...
How to determine device screen size category (small, normal, large, xlarge) using code?
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Jeff GilfeltJeff Gilfelt
25.4k77 gold badges4545 silver badges4747 bronze badges
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