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How to find the size of localStorage
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Depends on the character set (i.e. utf8, etc) which that doesn't account for
– jas-
Sep 24 '14 at 11:18
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Saving interactive Matplotlib figures
...'FigureObject.fig.pickle', 'rb'))
figx.show() # Show the figure, edit it, etc.!
You can even extract the data from the plots:
data = figx.axes[0].lines[0].get_data()
(It works for lines, pcolor & imshow - pcolormesh works with some tricks to reconstruct the flattened data.)
I got the exce...
Real world example about how to use property feature in python?
...tein_folding_angle(self):
# number crunching, remote server calls, etc
# all results in an angle set in 'some_angle'
# It could also reference a cache, remote or otherwise,
# that holds the latest value for this angle
return some_angle
>>> f = PDB_Ca...
Get absolute path of initially run script
...nd line, but, a solution should function just as well if run within Apache etc.
15 Answers
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How do I perform the SQL Join equivalent in MongoDB?
... is small. It is going to bring each book content to your client and then fetch each category, lending and authors one by one. The moment your books are in thousands, this would go really really slow. A better technique probably would be to use aggregation pipeline and output the merged data into a...
Best way to test for a variable's existence in PHP; isset() is clearly broken
...ng them as though they were. However, since they can be iterated, counted, etc, a missing value is not the same as one whose value is null.
The answer in this case, is to use array_key_exists() instead of isset().
Since this is takes the array to check as a function argument, PHP will still raise ...
Cannot download Docker images behind a proxy
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First, create a systemd drop-in directory for the Docker service:
mkdir /etc/systemd/system/docker.service.d
Now create a file called /etc/systemd/system/docker.service.d/http-proxy.conf that adds the HTTP_PROXY environment variable:
[Service]
Environment="HTTP_PROXY=http://proxy.example.com:80...
c++文件流基本用法(ifstream, ostream,fstream) - C/C++ - 清泛网 - 专注C/C++及内核技术
...write函数来读写文件。可参见：
https://www.tsingfun.com/it/cpp/all_programming_language_file_read_write_summary.html#C
c++ ,文件流,ifstream, ostream,fstream
win10启动过程中黑屏时间长的解决办法 - 更多技术 - 清泛网 - 专注C/C++及内核技术
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3.重启电脑。
“EnableUlps” parameter is now set to zero for all AMD cards.
Disabling this parameter should fix Delayed Startup/BSODS on many laptops.
原来整合包就是通过关闭ulps解决开机延迟的问题。ULPS全称Ultra Low Power State，ULPS是休眠状态 ，降低非...
How to use filter, map, and reduce in Python 3
...f noiters(*funcs):
if not funcs:
funcs = [map, filter, zip] # etc
from functools import reduce
globals()[reduce.__name__] = reduce
for func in funcs:
globals()[func.__name__] = lambda *ar, func = func, **kwar: list(func(*ar, **kwar))
try:
yield
finall...