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What is meant with “const” at end of function declaration? [duplicate]
...or this class function to change a member variable of the class. However, reading of a class variables is okay inside of the function, but writing inside of this function will generate a compiler error.
Another way of thinking about such "const function" is by viewing a class function as a norma...
Is it possible to read the value of a annotation in java?
this is my code:
9 Answers
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Typedef function pointer?
...n given above.
The difficulty lies in the pointer to functions syntax and readability in C and C++, and the typedef can improve the readability of such declarations. However, the syntax is appropriate, since functions - unlike other simpler types - may have a return value and parameters, thus the s...
Importing a CSV file into a sqlite3 database table using Python
...'data.csv','r') as fin: # `with` statement available in 2.5+
# csv.DictReader uses first line in file for column headings by default
dr = csv.DictReader(fin) # comma is default delimiter
to_db = [(i['col1'], i['col2']) for i in dr]
cur.executemany("INSERT INTO t (col1, col2) VALUES (?, ...
How to read environment variables in Scala
In Java, reading environment variables is done with System.getenv() .
6 Answers
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What is the best comment in source code you have ever encountered? [closed]
...
I read all comments from top to bottom, wondering what people meant, when they say the "cracked up, reading this one" or "cracked up, reading that one". Well. I just cracked up reading this one...
– Daren ...
How get integer value from a enum in Rails?
...
Rails < 5
Another way would be to use read_attribute():
model = Model.find(123)
model.read_attribute('sale_info')
Rails >= 5
You can use read_attribute_before_type_cast
model.read_attribute_before_type_cast(:sale_info)
=> 1
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How to configure Git post commit hook
... as you said on first call i have to put a build notes.my first call is to read .java file whenever the developer push the changes in to git repo. i am new to all these things thats why i am asking each and every step. please don't mind and i have to complete this task.
– phani...
Accessing inactive union member and undefined behavior?
...11
6.5.2.3 Structure and union members
95) If the member used to read the contents of a union object is not the same as the member last used to
store a value in the object, the appropriate part of the object representation of the value is reinterpreted
as an object representation in th...
Lost connection to MySQL server at 'reading initial communication packet', system error: 0
I am getting error:
31 Answers
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