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Is the practice of returning a C++ reference variable evil?
...}
And now the client stores a smart pointer:
std::unique_ptr<int> x = getInt();
References are also okay for accessing things where you know the lifetime is being kept open on a higher-level, e.g.:
struct immutableint {
immutableint(int i) : i_(i) {}
const int& get() const {...
How to determine the encoding of text?
I received some text that is encoded, but I don't know what charset was used. Is there a way to determine the encoding of a text file using Python? How can I detect the encoding/codepage of a text file deals with C#.
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How to prevent a background process from being stopped after closing SSH client in Linux
I'm working on a Linux machine through SSH (Putty). I need to leave a process running during the night, so I thought I could do that by starting the process in background (with an ampersand at the end of the command) and redirecting stdout to a file.
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How do I lowercase a string in Python?
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Use .lower() - For example:
s = "Kilometer"
print(s.lower())
The official 2.x documentation is here: str.lower()
The official 3.x documentation is here: str.lower()
s...
Syntax of for-loop in SQL Server
What is the syntax of a for loop in TSQL?
9 Answers
9
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Mac zip compress without __MACOSX folder?
When I compress files with the built in zip compressor in Mac OSX, it results in an extra folder titled "__MACOSX" created in the extracted zip.
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How to implement a queue with three stacks?
...stacks, but using lazy evaluation which in practice corresponds to having extra internal data structures, so it does not constitute a solution
People near Sedgewick have confirmed they are not aware of a 3-stack solution within all the constraints of the original question
DETAILS
There are two im...
深入理解 x86/x64 的中断体系 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
深入理解 x86/x64 的中断体系实模式下的中断机制中断向量表（IVT）改变中断向量表地址设置自己的中断服务例程保护模式下的中断机制查找 interrupt handler 入口IDT ...
实模式下的中断机制
中断向量表（IVT）
改变中断向量表地...
Is there any difference between “foo is None” and “foo == None”?
...mmm, I think your link changed, unless you were interested in how to call external functions from python
– Pat
May 4 '12 at 20:39
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Python - Create a list with initial capacity
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Hey. It presumably can be expressed in Python, but nobody has yet posted it here. haridsv's point was that we're just assuming 'int * list' doesn't just append to the list item by item. That assumption is probably valid, but haridsv's point was that we...