大约有 44,000 项符合查询结果（耗时：0.0832秒） [XML]
How do malloc() and free() work?
...
OK some answers about malloc were already posted.
The more interesting part is how free works (and in this direction, malloc too can be understood better).
In many malloc/free implementations, free does normally not return the memory to the operating system (or at least only in rare...
Difference between numeric, float and decimal in SQL Server
...etween numeric , float and decimal datatypes and which should be used in which situations?
8 Answers
...
Could someone explain the pros of deleting (or keeping) unused code?
...e are some reasons why unused code should be removed:
For anyone new working on a project, they not only have to understand
the working code, they have to understand unused material also. This
is wasted time and creates confusion.
There is a danger that at sometime someone will make a change
whi...
How do I get both STDOUT and STDERR to go to the terminal and a log file?
I have a script which will be run interactively by non-technical users. The script writes status updates to STDOUT so that the user can be sure that the script is running OK.
...
What does “DAMP not DRY” mean when talking about unit tests?
...not contradictory, rather they balance two different aspects of a code's maintainability. Maintainable code (code that is easy to change) is the ultimate goal here.
DAMP (Descriptive And Meaningful Phrases) promotes the readability of the code.
To maintain code, you first need to understand the co...
IEnumerable vs List - What to Use? How do they work?
I have some doubts over how Enumerators work, and LINQ. Consider these two simple selects:
10 Answers
...
How to pass a function as a parameter in Java? [duplicate]
In Java, how can one pass a function as an argument of another function?
8 Answers
8
...
An example of how to use getopts in bash
I want to call myscript file in this way:
7 Answers
7
...
Reading a UTF8 CSV file with Python
I am trying to read a CSV file with accented characters with Python (only French and/or Spanish characters). Based on the Python 2.5 documentation for the csvreader ( http://docs.python.org/library/csv.html ), I came up with the following code to read the CSV file since the csvreader supports only A...
Reading specific lines only
I'm using a for loop to read a file, but I only want to read specific lines, say line #26 and #30. Is there any built-in feature to achieve this?
...