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AppInventor2拍照的照片Base64编码报错，选择的图片没有问题 - App应用开发...
完整代码块如下：
这是在真机上测试的：
Pursuer丶:
AI伴侣测试一样的错
应该是文件没读到 fis为空
然后后用用null.compress 报错了
我用FileTool那个插件 现把文件拷贝出来 然后再调用 就可以了。
具体实现步骤...
MySQL Server has gone away when importing large sql file
...blem. Thanks!
– asprin
Jul 6 '13 at 10:18
2
I can't find wait_timeout line
–...
Client to send SOAP request and receive response
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edited May 6 at 4:10
andreikashin
1,07733 gold badges1212 silver badges2121 bronze badges
answer...
How to reposition Chrome Developer Tools
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As of october 2014, Version 39.0.2171.27 beta (64-bit)
I needed to go in the Chrome Web Developper pan into "Settings" and uncheck Split panels vertically when docked to right
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What's the simplest way to test whether a number is a power of 2 in C++?
...ant to check for it explicitly.
http://www.graphics.stanford.edu/~seander/bithacks.html has a large collection of clever bit-twiddling algorithms, including this one.
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Counter increment in Bash loop not working
...swering the question
– chrisweb
Oct 10 '18 at 14:05
2
Per chepner's comment on another answer, th...
multiprocessing.Pool: When to use apply, apply_async or map?
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def apply_async_with_callback():
pool = mp.Pool()
for i in range(10):
pool.apply_async(foo_pool, args = (i, ), callback = log_result)
pool.close()
pool.join()
print(result_list)
if __name__ == '__main__':
apply_async_with_callback()
may yield a result such as
[1...
Is there a way to detect if a browser window is not currently active?
...activity periodically. When the user is not looking at the site (i.e., the window or tab does not have focus), it'd be nice to not run.
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Terminal Multiplexer for Microsoft Windows - Installers for GNU Screen or tmux [closed]
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As of the Windows 10 "Anniversary" update (Version 1607), you can now run an Ubuntu subsystem from directly inside of Windows by enabling a feature called Developer mode.
To enable developer mode, go to Start > Settings then typing "Use de...
Get Image Height and Width as integer values?
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answered Feb 1 '10 at 18:39
SarfrazSarfraz
345k6868 gold badges500500 silver badges556556 bronze badges
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