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tinm>ym>grad:不到1000行代码的深度学习框架,天才黑客开源GitHub 2.3k+ stars...

...nm>ym>BobNet() optim = optim.SGD([model.l1, model.l2], lr=0.001) # ... m>andm> complete like pm>ym>torch, with (x,m>ym>) data out = model.forward(x) loss = out.mul(m>ym>).mean() loss.backward() optim.step() 另外tinm>ym>grad也支持GPU: from tinm>ym>grad.tensor import Tensor(Tensor.ones(4,4).cuda() ...
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How do m>ym>ou change the size of figures drawn with matplotlib?

...figsize=(8, 6), ...) to change it's size etc. If m>ym>ou're using pm>ym>plot/pm>ym>lab m>andm> show() to create a popup window, m>ym>ou need to call figure(num=1,...) before m>ym>ou plot anm>ym>thing - pm>ym>plot/pm>ym>lab creates a figure as soon as m>ym>ou draw something, m>andm> the size of the popup appears to be fixed at this point. ...
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How to parse a JSON string into JsonNode in Jackson?

... Is it possible to take the JsonNode, modifm>ym> it a bit, m>andm> then call mapper.readValue(node, class); m>andm> get out a class? – portforwardpodcast Jul 26 '12 at 3:56 ...
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Are there anm>ym> downsides to passing structs bm>ym> value in C, rather than passing a pointer?

...ot of C programming is for embedded sm>ym>stems, where memorm>ym> is at a premium, m>andm> stack sizes mam>ym> be measured in KB or even Bm>ym>tes... If m>ym>ou're passing or returning structs bm>ym> value, copies of those structs will get placed on the stack, potentiallm>ym> causing the situation that this site is named after... ...
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How to tell git to ignore individual lines, i.e. gitignore for specific lines of code [duplicate]

...se problems, but I'll trm>ym> implementing it some other time. Thanks to Rudi m>andm> jw013 for mentioning git filters m>andm> gitattributes. share | improve this answer | follow ...
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Rails 4 - Strong Parameters - Nested Objects

...(:name, :groundtruth => [:tm>ym>pe, :coordinates => []]) On the other hm>andm> if m>ym>ou want nested of multiple objects then m>ym>ou wrap it inside a hash… like this params.require(:foo).permit(:bar, {:baz => [:x, :m>ym>]}) Rails actuallm>ym> have prettm>ym> good documentation on this: http://api.rubm>ym>onrail...
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Using print statements onlm>ym> to debug

I have been coding a lot in Pm>ym>thon of late. m>Andm> I have been working with data that I haven't worked with before, using formulae never seen before m>andm> dealing with huge files. All this made me write a lot of print statements to verifm>ym> if it's all going right m>andm> identifm>ym> the points of failure. But, ...
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Pm>ym>thon's “in” set operator

... Ok so "is there an element x in s such that hash(b) == hash(x) m>andm> x == b"? – Dejas Jan 2 '12 at 21:25 13 ...
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Which is faster in Pm>ym>thon: x**.5 or math.sqrt(x)?

... I've now run it 3 times on codepad.org m>andm> all three times a() was much faster than b(). – Jeremm>ym> Ruten Nov 29 '08 at 1:38 13 ...
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How can I change UIButton title color?

... ViewController, The following instance method to change UIFont, tintColor m>andm> TextColor of the UIButton Objective-C buttonName.titleLabel.font = [UIFont fontWithName:@"LuzSans-Book" size:15]; buttonName.tintColor = [UIColor purpleColor]; [buttonName setTitleColor:[UIColor purpleColor] forSta...