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micro:bit 连接报错 - 创客硬件开发 - 清泛IT社区，为创新赋能！
...le.BluetoothLEintSBLEReadOperation.run(BluetoothLEint.java:325) at android.os.Handler.handleCallback(Handler.java:1013) at
android.os.Handler.dispatchMessage(Handler.java:101) at android.os.Looper.loopOnce(Looper.java:226) at android.os.Looper.loop(Looper.java:328) at android.app.ActivityThread.mai...
Check if string ends with one of the strings from a list
...m the file and see if it is in the set of extensions:
>>> import os
>>> extensions = set(['.mp3','.avi'])
>>> file_name = 'test.mp3'
>>> extension = os.path.splitext(file_name)[1]
>>> extension in extensions
True
Using a set because time complexity for...
Android Min SDK Version vs. Target SDK Version
...
The comment posted by the OP to the question (basically stating that the targetSDK doesn't affect the compiling of an app) is entirely wrong! Sorry to be blunt.
In short, here is the purpose to declaring a different targetSDK from the mi...
Should operator
... stream object so you can chain stream operations together.
#include <iostream>
class Paragraph
{
public:
explicit Paragraph(std::string const& init)
:m_para(init)
{}
std::string const& to_str() const
{
return m_para;
...
How to run a Python script in the background even after I logout SSH?
... process exits with status 1. What's going on?
– Santosh Ghimire
Dec 7 '13 at 15:03
1
read the ou...
Get Slightly Lighter and Darker Color from UIColor
... a brightness/value of 1, thus making lightening through the brightness impossible. I ended up working with changes on RGB values instead.
– rchampourlier
Jun 4 '13 at 10:01
...
滚动布局管理器拓展 - ScrollArrangementHandler · App Inventor 2 中文网
...滚动半个页面的距离
向左整页滚动()
使布局向左滚动一个完整的页面距离
向右整页滚动()
使布局向右滚动一个完整的页面距离
绑定水平滚动布局(水平滚动布局 水平滚动布局组件)
将此滚动处理器绑定到指定的水平滚...
Use jQuery to get the file input's selected filename without the path
...MikeDeSimone I've tested split('\\').pop(); on Win 7, Ubuntu 11.04 and Mac OS X and it works fine on all of them.
– Alex
Mar 8 '12 at 14:57
3
...
How to Copy Text to Clip Board in Android?
...d:
private void setClipboard(Context context, String text) {
if(android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.HONEYCOMB) {
android.text.ClipboardManager clipboard = (android.text.ClipboardManager) context.getSystemService(Context.CLIPBOARD_SERVICE);
clipboard.setTex...
How to send POST request in JSON using HTTPClient in Android?
I'm trying to figure out how to POST JSON from Android by using HTTPClient. I've been trying to figure this out for a while, I have found plenty of examples online, but I cannot get any of them to work. I believe this is because of my lack of JSON/networking knowledge in general. I know there are ...