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tcp加速技术解决方案 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...p实现的epoll就不能加入内核文件描述符。因此大多数开源软件要转到dpdk协议栈接口就有这方面的设计问题。
生产环境稳定性有待验证
因为不走内核了，不支持netstat等工具链
总之做tcp webserver的考虑各方面研发运维成本，目...
Making TextView scrollable on Android
I am displaying text in a textview that appears to be too long to fit
into one screen. I need to make my TextView scrollable. How can I do
that?
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How can I show ellipses on my TextView if it is greater than the 1 line?
...ed for me on multiple devices / APIs was programmatically like this (where tv is your TextView):
if (tv.getLineCount() > 1) {
int lineEndIndex = tv.getLayout().getLineEnd(0);
String text = tv.getText().subSequence(0, lineEndIndex - 3) + "\u2026";
tv.setText(text);
...
How to retrieve the dimensions of a view?
I have a view made up of TableLayout, TableRow and TextView . I want it to look like a grid. I need to get the height and width of this grid. The methods getHeight() and getWidth() always return 0. This happens when I format the grid dynamically and also when I use an XML version.
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【App Inventor 2 数据可视化】使用柱状图和饼图收集数据 - App应用开发 - ...
...计和逻辑设计。如果你使用的是手机或平板，你需要一个最新版本的App Inventor伴侣（安卓设备AI伴侣版本号在 2.65 以上）（iOS 电子表格功能目前正在开发中）。没有电子设备?要在计算机上使用模拟器，请检查[安装说明]。
你能...
Listing all extras of an Intent
...
private TextView tv;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
tv = new TextView(this);
tv.setText("Extras: \n\r");
setContentView(tv);
StringBuilder str =...
How to get current timestamp in milliseconds since 1970 just the way Java gets
...me.h>
struct timeval tp;
gettimeofday(&tp, NULL);
long int ms = tp.tv_sec * 1000 + tp.tv_usec / 1000;
refer this.
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How can I read a text file in Android?
...'ll need to add proper error handling here
}
//Find the view by its id
TextView tv = (TextView)findViewById(R.id.text_view);
//Set the text
tv.setText(text.toString());
following links can also help you :
How can I read a text file from the SD card in Android?
How to read text file in Android?...
Making a LinearLayout act like an Button
...lp me for just add the default pressed and released UI state (like in a ListView for instance).
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How to set TextView textStyle such as bold, italic
How to set TextView style (bold or italic) within Java and without using the XML layout?
27 Answers
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