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What does “SyntaxError: Missing parentheses in call to 'print'” mean in Python?
...ng wrong:
>>> print "Hello, World!"
File "<stdin>", line 1
print "Hello, World!"
^
SyntaxError: invalid syntax
As for why print became an ordinary function in Python 3, that didn't relate to the basic form of the statement, but rather to how you did mo...
Difference between .keystore file and .jks file
...opposed to a truststore, as described here: https://stackoverflow.com/a/6341566/372643
When talking about the file and storage, this is not really a storage facility for key/value pairs (there are plenty or other formats for this). Rather, it's a container to store cryptographic keys and certifica...
Are static fields inherited?
...};
int A::MaxHP = 23;
class Cat: A
{
public:
static const int MaxHP = 100;
};
works fine and with different values for A::MaxHP and Cat::MaxHP -- in this case the subclass is "not inheriting" the static from the base class, since, so to speak, it's "hiding" it with its own homonymous one.
...
How do I write good/correct package __init__.py files
...
147
__all__ is very good - it helps guide import statements without automatically importing module...
What happens if you call erase() on a map element while iterating from begin to end?
...
185
C++11
This has been fixed in C++11 (or erase has been improved/made consistent across all con...
python pandas remove duplicate columns
...
|
edited Aug 23 '19 at 13:30
Jean-François Corbett
33.6k2525 gold badges124124 silver badges172172 bronze badges
...
How does Chrome's “Request Desktop Site” option work?
...illa/5.0 (Linux; Android 4.0.4; Galaxy Nexus Build/IMM76K) AppleWebKit/535.19 (KHTML, like Gecko) Chrome/18.0.1025.166 Mobile Safari/535.19
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/535.19 (KHTML, like Gecko) Chrome/18.0.1025.45 Safari/535.19
Notice the word "Mobile' in the first one, and also ...
What's the difference between dist-packages and site-packages?
...
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edited Sep 18 '12 at 14:28
answered Feb 22 '12 at 1:52
...
用矩阵管理成绩表 - App Inventor 2 矩阵块入门案例 · App Inventor 2 中文网
...
你要做的是什么
第 0 关：准备器材
第 1 关：把成绩表装进矩阵
第 2 关：查任意一格的成绩
第 3 关：改成绩（原地修改）
第 4 关：算某一行（某名学生）的平均分
第 5 关：整表转置，横过来看
排错表
...
YAML Multi-Line Arrays
...uence is an array. So this is the right way to express it:
key:
- string1
- string2
- string3
- string4
- string5
- string6
That's identical in meaning to:
key: ['string1', 'string2', 'string3', 'string4', 'string5', 'string6']
It's also legal to split a single-line array ove...