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How to view files in binary from bash?
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sudo xxd /dev/diskn | less is now my new favorite thing.
– krs013
Jan 30 '15 at 18:39
7
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__FILE__ macro shows full path
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If your platform supports it char* fileName = basename(__FILE__); It's definitely there in Linux and OS X, don't know about Windows though.
– JeremyP
Jul 17 '13 at 12:47
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Add single element to array in numpy
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When appending only once or once every now and again, using np.append on your array should be fine. The drawback of this approach is that memory is allocated for a completely new array every time it is called. When growing an array for a significant amount of samp...
布局列表框循序渐进：从商品清单到购物车和网络分页 · App Inventor 2 中文网
...= not (复选框_现货.Checked) or dictLookup(商品, "stock", 0) > 0
if 命中 and 满足库存 { listAdd(行列表, 商品行(商品)) }
}
布局列表框_商品.Data = 行列表
标签_状态.Text = join("找到 ", length(行列表), " 件商品")
}
when Screen1.Initialize() { 筛选...
Entity Framework 6 Code first Default value
...SET", and NOT the defaultValue as this defaultValue: System.DateTimeOffset.Now, will resolve to a string of the current system datetimeoffset value.
– OzBob
Apr 15 '16 at 6:53
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How can I use if/else in a dictionary comprehension?
...ues_of_key2': {'bar', 'foo'},
'a_not_in_values_of_key3': {'sad', 'so'}}
Now let's suppose you have two dictionaries like this
d1 = {'bad_key1': {'a', 'b', 'c'}, 'bad_key2': {'foo', 'bar'}, 'bad_key3': {'so', 'sad'}}
d2 = {'good_key1': {'foo', 'bar', 'xyz'}, 'good_key2': {'a', 'b', 'c'}}
and yo...
How do I correctly clean up a Python object?
...al variables" (member data in this context?) when __del__() is invoked. If that is the case and this is the reason for the exception, how do I make sure the object destructs properly?
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iOS app error - Can't add self as subview
I received this crash report, but I don't know how to debug it.
19 Answers
19
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When is “i += x” different from “i = i + x” in Python?
I was told that += can have different effects than the standard notation of i = i + . Is there a case in which i += 1 would be different from i = i + 1 ?
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How to convert a string of numbers to an array of numbers?
...ature of split function) but it is equivalent to split(','). The string is now an array, we just have to map each value with a function returning the integer of the string so x=>+x (which is even shorter than the Number function (5 chars instead of 6)) is equivalent to :
function(x){return parse...