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FloatingActionButton 扩展：悬浮操作按钮扩展，可自定义颜色、大小、位置...
...果：支持按压时的视觉反馈效果
动态生成：支持通过代码动态生成多个按钮
临时隐藏：支持临时隐藏按钮功能
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积木示例
功能示例
...
“Invalid signature file” when attempting to run a .jar
... {
from { configurations.compile.collect { it.isDirectory() ? it : zipTree(it) } }
}
exclude 'META-INF/*.RSA', 'META-INF/*.SF','META-INF/*.DSA'
}
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How to get root access on Android emulator?
...rements:
SuperSU app (chainfire) latest version 2.82
Recovery flashable.zip (contains su binary) (Here is alternative backup link provided by XDA user Ibuprophen for flashable zips if the main link is not working: Flashable zip releases)
Instructions
Install the SuperSu.apk
Install the Sup...
How do I install and use curl on Windows?
...
Assuming you got it from https://curl.haxx.se/download.html, just unzip it wherever you want. No need to install. If you are going to use SSL, you need to download the OpenSSL DLLs, available from curl's website.
shar...
why is plotting with Matplotlib so slow?
... 'y-', 'm-', 'k-', 'c-']
lines = [ax.plot(x, y, style)[0] for ax, style in zip(axes, styles)]
fig.show()
tstart = time.time()
for i in xrange(1, 20):
for j, line in enumerate(lines, start=1):
line.set_ydata(np.sin(j*x + i/10.0))
fig.canvas.draw()
print 'FPS:' , 20/(time.time()-tst...
Pythonic way to check if a list is sorted or not
...eger indexing:
# python2 only
if str is bytes:
from itertools import izip as zip
def is_sorted(l):
return all(a <= b for a, b in zip(l, l[1:]))
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java.nio.file.Path for a classpath resource
...e), or having to open and thus safely close the filesystem ourselves (like zip/jar files).
Therefore, the solution above encapsulates the actual action in an interface, handles both cases, safely closing afterwards in the second case, and works from Java 7 to Java 10. It probes whether there is a...
Plotting a list of (x, y) coordinates in python matplotlib
...lt.show()
will produce:
To unpack your data from pairs into lists use zip:
x, y = zip(*li)
So, the one-liner:
plt.scatter(*zip(*li))
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f...
Utilizing multi core for tar+gzip/bzip compression/decompression
...normally compress using tar zcvf and decompress using tar zxvf (using gzip due to habit).
6 Answers
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MaterialDialog 对话框增强扩展 · App Inventor 2 中文网
...抽屉菜单、日期/时间/列表选择器等高级交互功能。
代码块预览：
动态效果预览：
属性
LongLength 长时长
Toast 长时长的常量值，值为 1。在调用 ShowToast 时作为时长参数传入。
ShortLength 短时长
Toast ...