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Difference between numpy.array shape (R, 1) and (R,)

... 1. The meaning of shapes in NumPy You write, "I know literally it's list of numbers and list of lists where all list contains only a number" but that's a bit of an unhelpful way to think about it. The best way to think about NumPy arrays is that they consist of two parts, a data bu...
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How to check 'undefined' value in jQuery

... JQuery library was developed specifically to simplify and to unify certain JavaScript functionality. However if you need to check a variable against undefined value, there is no need to invent any special method, since JavaScript has a typeof operator, which is...
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代码块超过1.2w编译apk报错问题 - App Inventor 2 中文网 - 清泛IT社区,为创新赋能!

...ng.api.ApiProxy$RequestTooLargeException: The request to API call datastore_v3.Put() was too large.         at com.google.gwt.user.server.rpc.RPC.encodeResponseForFailure(RPC.java:416)         at com.google.gwt.user.server.rpc.RPC.invokeAnd...
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How does one create an InputStream from a String? [duplicate]

...may not be the one you want here). For me, this is UTF-8 (which can encode all Java Strings). The right answer would be "indicate the encoding you really want", not "use UTF-16". And you can use it with .getBytes(charsetName), don't have to explicitly create a Charset object and encode the String to...
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C/C++ line number

...processor variables : __func__ : function name (this is part of C99, not all C++ compilers support it) __DATE__ : a string of form "Mmm dd yyyy" __TIME__ : a string of form "hh:mm:ss" Your code will be : if(!Logical) printf("Not logical value at line number %d in file %s\n", __LINE__, __FIL...
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Advances social tools app with cool UI - Koded Apps - Kodular Community

... Its one of special feature is that it allows the selection of only one emoji and no.of texts… that all other apps of such kind created in kodular cannot provide. ...
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Backbone.js get and set nested object attribute

...g convenience methods that hide the navigation to the nested object. Basically, your callers don't need to know the model's internal structure; after all, it may change and the callers should be none the wiser. – Bill Eisenhauer Jun 15 '11 at 0:54 ...
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Why Would I Ever Need to Use C# Nested Classes [duplicate]

...third parties to create their own subclasses. I have complete control over all the code that runs in any bankaccount object. And all my subclasses can share implementation details via the base class. share | ...
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C++ sorting and keeping track of indexes

... supply your original index vector, sort function, comparator, or automatically reorder v in the sort_indexes function using an extra vector. share | improve this answer | fo...
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How would I create a UIAlertView in Swift?

... the handler might need to pass the chosen title off to some other method call – Honey Nov 30 '16 at 17:27 ...