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How can I get a file's size in C++? [duplicate]
...ink tellg() is guaranteed to return size, although it always has for me on linux systems I've done it on (so use at your own risk).
– syntheticgio
Jan 26 '17 at 18:43
8
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in_array() and multidimensional array
... return false;
}
Usage:
$b = array(array("Mac", "NT"), array("Irix", "Linux"));
echo in_array_r("Irix", $b) ? 'found' : 'not found';
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follo...
Get array of object's keys
...oerce the following onto one line by the one-liner request, don't know how Pythonic it is though ;)
var keys = (function(o){var ks=[]; for(var k in o) ks.push(k); return ks})(foo);
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pytest: assert almost equal
...thing that works not only with floats but for example Decimals you can use python's math.isclose:
# - rel_tol=0.01` is 1% difference tolerance.
assert math.isclose(actual_value, expected_value, rel_tol=0.01)
Docs - https://docs.python.org/3/library/math.html#math.isclose
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Flatten nested dictionaries, compressing keys
...it to test for collections.MutableMapping to make it more generic. But for Python < 2.6, try..except is probably the best option.
– Imran
May 17 '11 at 7:55
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Concatenate text files with Windows command line, dropping leading lines
...o be able to open large files, but then couldn't, I finally got back to my Linux roots and opened my Cygwin prompt. Two commands:
cp file1.csv out.csv
tail -n+2 file2.csv >> out.csv
For file1.csv 800MB and file2.csv 400MB, those two commands took under 5 seconds on my machine. In a Cygwin p...
Common elements comparison between 2 lists
...ed by S.Mark and SilentGhost generally tell you how it should be done in a Pythonic way, but I thought you might also benefit from knowing why your solution doesn't work. The problem is that as soon as you find the first common element in the two lists, you return that single element only. Your solu...
How do I use itertools.groupby()?
...n't been able to find an understandable explanation of how to actually use Python's itertools.groupby() function. What I'm trying to do is this:
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App Inventor 2 CustomWebView 拓展：高级版Web浏览器，完美浏览现代Web前...
...浏览带端口url的页面，这款拓展统统解决。
.aix 拓展下载：
cn.fun123.CustomWebView.aix
基础使用方法：
例如，使用此拓展访问 react 写的网页，效果如下：
而使用原生的Web浏览器则无法访问：
属性
AdHo...
how to prevent “directory already exists error” in a makefile when using mkdir
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"On UNIX Just use this..." - Is make -p Unix or Linux?
– jww
Feb 5 '18 at 10:51
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