What is the best way to remove an item from a dictionary by value, i.e. when the item's key is unknown? Here's a simple approach: ...

So, I wrote a bunch of code that accesses elements in an stl vector by index[], but now I need to copy just a chunk of the vector. It looks like vector.insert(pos, first, last) is the function I want... except I only have first and last as ints. Is there any nice way I can get an iterator to these...

I have read this question to get first char of the string. Is there a way to get the first n number of characters from a string in C#? ...

...系统映像及恢复删除的数据（FAT文件系统格式描述）Getting-the-File-System-Image-and-Deleted-Data-Recovery大多数的 flash驱动器的文件系统都采用 FAT 格式。下面介绍下这种系统格式， FAT 系统由三个主要部分构成：保留区域、 表 (FAT 区域 ) ...

Let's say I have a basic recursive function: 19 Answers 19 ...

I'm attempting to write a function in bash that will access the scripts command line arguments, but they are replaced with the positional arguments to the function. Is there any way for the function to access the command line arguments if they aren't passed in explicitly? ...

Is it OK to leave a Go channel open forever (never close the channel) if I never check for its state? Will it lead to memory leaks? Is the following code OK? ...

What are RSS and VSZ in Linux memory management? In a multithreaded environment how can both of these can be managed and tracked? ...

Compiling a C++ file takes a very long time when compared to C# and Java. It takes significantly longer to compile a C++ file than it would to run a normal size Python script. I'm currently using VC++ but it's the same with any compiler. Why is this? ...

I want to show a paragraph from database into a table cell. 10 Answers 10 ...