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实战做项目如何选择开源许可协议（一）-了解协议 - 开源 & Github - 清泛网...
...。前段时间有件关于开源软件的事情挺热闹的，关于国内一个开发者把自己作品开源出来被别的公司的人拿去包装成自己的产品高价卖出去。大部分做开源软件的开发者都不太怎么关注版权这些，具体微博如下：
hoowa_sun：
做...
App Inventor 2 UrsAI2UDP 拓展 - UDP广播通信协议 · App Inventor 2 中文网
...EMOTE_VIDEO_CAR.aia
原作者开发动机
对于一个项目，应该开发一个与 ESP8266（项目）通信的 Android 应用程序。为了轻松开发应用程序，选择了 MIT App Inventor 2。
项目中可用的 ESP8266 设备的 IP 地址不应固定。应用程...
How to check if a path is absolute path or relative path in cross platform way with Python?
...
os.path.isabs returns True if the path is absolute, False if not. The documentation says it works in windows (I can confirm it works in Linux personally).
os.path.isabs(my_path)
...
Copy file or directories recursively in Python
...yanything(src, dst):
try:
shutil.copytree(src, dst)
except OSError as exc: # python >2.5
if exc.errno == errno.ENOTDIR:
shutil.copy(src, dst)
else: raise
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Sound alarm when code finishes
...uency in Hz and the duration is in milliseconds.
On Linux and Mac
import os
duration = 1 # seconds
freq = 440 # Hz
os.system('play -nq -t alsa synth {} sine {}'.format(duration, freq))
In order to use this example, you must install sox.
On Debian / Ubuntu / Linux Mint, run this in your termin...
Detect iPad users using jQuery?
...e (and can be spoofed). It's preferred to use actual feature-detection in most cases, which can be done through a library like Modernizr.
As pointed out in Brennen's answer, issues can arise when performing this detection within the Facebook app. Please see his answer for handling this scenario.
R...
Most pythonic way to delete a file which may not exist
...
A more pythonic way would be:
try:
os.remove(filename)
except OSError:
pass
Although this takes even more lines and looks very ugly, it avoids the unnecessary call to os.path.exists() and follows the python convention of overusing exceptions.
It may be ...
Get Android Device Name [duplicate]
...t Android device name you have to add only a single line of code:
android.os.Build.MODEL;
Found here: getting-android-device-name
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How to install a specific JDK on Mac OS X?
...a on the Mac. As far as I know, Apple JDK 6 is installed by default on Mac OS X 10.6 (Snow Leopard). Maybe you need to install the developer tools from your Mac OS X installation DVD (the dev tools are an optional install from the OS DVD).
See: http://developer.apple.com/java/
NOTE This answer fro...
Assign output of os.system to a variable and prevent it from being displayed on the screen [duplicat
I want to assign the output of a command I run using os.system to a variable and prevent it from being output to the screen. But, in the below code ,the output is sent to the screen and the value printed for var is 0, which I guess signifies whether the command ran successfully or not. Is there ...