I have some questions regarding the usage and significance of the synchronized keyword. 17 Answers ...

Is there a way to edit the log message of a certain revision in Subversion? I accidentally wrote the wrong filename in my commit message which could be confusing later. ...

Is hashing a password twice before storage any more or less secure than just hashing it once? 16 Answers ...

... One possible (and common) use is when you have some object that is not thread-safe, but you want to avoid synchronizing access to that object (I'm looking at you, SimpleDateFormat). Instead, give each thread its own instance of the object. For...

I am installing a certain NodeJS script - Caress . But i am not unable to. I am using Windows 8.1, can anyone tell me what is the problem i am facing, and why is this installation not working. There seems to be a problem with the buffertools dependency, thats far as i can think. Dont know how maybe...

At Disney World, they use a system called Fastpass to create a second, shorter line for popular rides. The idea is that you can wait in the standard line, often with a wait longer than an hour, or you can get a FastPass which allows you to come back during a specified time block (usually a couple...

I've been told by others that writing using namespace std; in code is wrong, and that I should use std::cout and std::cin directly instead. ...

I am writing a login for a forum, and need to hash the password client side in javascript before sending it on to the server. I'm having trouble figuring out which SHA-256 implementation I can actually trust. I was expecting there to be some kind of authoritative script that everyone used, but I'm f...

My iOS application uses a number of third party components licensed under Apache 2.0 and similar licenses, which requires me to include various bits of text, this kind of thing: ...

Windows has the setx command: 9 Answers 9 ...