I have a C++ application, running on Linux, which I'm in the process of optimizing. How can I pinpoint which areas of my code are running slowly? ...

...ata is actually available. To be safe, we also set the socket to non-blocking mode to guarantee that recv() will never block indefinitely. select() can also be used to wait on more than one socket at a time. import select mysocket.setblocking(0) ready = select.select([mysocket], [], [], timeout...

Which of these frameworks / libraries would be the best choise for building modern multiuser web application? I would love to have an asynchronous webserver which will allow me to scale easly. What solution will give the best performance / scalability / most useful framework (in terms of easy ...

The callback function in array_filter() only passes in the array's values, not the keys. 14 Answers ...

I am running Python 2.5. 21 Answers 21 ...

Since Excel 2007, Microsoft has split the classical .xls format to several formats (in particular, .xlsx , .xlsm , .xlsb ). I've got no problem to understand the use and purpose of .xlsx format but I am still wondering whether we should use a .xlsm or a .xlsb format when creating a file c...

How to set gradle home while importing existing project in Android studio. While trying to import I need to set up this path. ...

If I'm using terminal and typing in a line of text for a command, is there a hotkey or any way to clear/delete that line? 1...

I'm trying to learn Git with the help of Git Immersion . There's one thing that frustrates me whenever I use git log or git diff : ...

What's the best way to get the current date/time in Java? 28 Answers 28 ...