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Using pickle.dump - TypeError: must be str, not bytes
..., that's why you are here.
import pickle
class MyUser(object):
def __init__(self,name):
self.name = name
user = MyUser('Peter')
print("Before serialization: ")
print(user.name)
print("------------")
serialized = pickle.dumps(user)
filename = 'serialized.native'
with open(filename,...
How can I create a two dimensional array in JavaScript?
...le, some say it is and then give an example and others refute the example, etc.
50 Answers
...
How to iterate a loop with index and element in Swift
...100, height: 100)
button.addTarget(self, action: #selector(iterate(_:)), for: .touchUpInside)
view.addSubview(button)
}
@objc func iterate(_ sender: UIButton) {
let tuple = generator.next()
print(String(describing: tuple))
}
}
PlaygroundPage.current.liv...
JQuery .each() backwards
...ion of the array; it accesses the array using the normal .length, [0], [1] etc. just like array code you'd write yourself.
– Michael Geary
Mar 28 '13 at 5:43
8
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NSObject +load and +initialize - What do they do?
...ride +initialize or +load. Documentation makes it clear these methods are called for you by the Objective-C runtime, but that's really all that is clear from the documentation of those methods. :-)
...
What is a stream?
...put/output (which is not seekable unless buffered), sockets, serial ports, etc. So you can write code which says either "I want some data, and I don't care where it comes from or how it got here", or "I'll produce some data, and it's entirely up to my caller what happens to it". The former takes an ...
Internal typedefs in C++ - good style or bad style?
...face for many classes in the STL.
reference
iterator
size_type
value_type
etc...
are all typedefs that are part of the interface for various STL template classes.
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Can you have multiline HTML5 placeholder text in a ?
...g. The downside of this is that other browsers than chrome, safari, webkit-etc. don't even show the first line:
<textarea id="text2" placeholder="." rows="10"></textarea>
then add the rest of the line by css:
#text2::-webkit-input-placeholder{
color:transparent;
}
#text2::-we...
Is a GUID unique 100% of the time?
...noid is 6 GUIDs. Paranoid is one appended, very paranoid is two appended, etc.
– Suamere
Nov 27 '17 at 16:27
43
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CSS hexadecimal RGBA?
... to #00FF00).
8 digits
The first 6 digits are interpreted identically to the 6-digit notation. The last pair of digits, interpreted as a hexadecimal number, specifies the alpha channel of the color, where 00 represents a fully transparent color and ff represent a fully opaque color.
...