How can you convert a byte array to a hexadecimal string, and vice versa? 45 Answers 4...

...ng without a browser. I want to run scripts from the Linux or Mac OS X command line, much like we run any other scripting language (ruby, php, perl, python...) ...

... for the user name & password. I tried the tutorial from the MongoDB site and did following: 15 Answers ...

...e to correspond to actual physical addresses. The operating system creates and deals with these mappings - utilizing the page table, among other data structures to maintain the mappings. Virtual memory mappings are always found in the page table or some similar data structure (in case of other imple...

...art is slightly off, because list is not such a good container in general, and neither is forward_list. Both lists are very specialized containers for niche applications. To build such a chart, you just need two simple guidelines: Choose for semantics first When several choices are available, go ...

...r silver bullet. There are good strategies for debugging in any language, and they apply here too (e.g. read this nice article). For instance, the first thing is to reproduce the problem...if you can't do that, then you need to get more information (e.g. with logging). Once you can reproduce it, ...

I'm running a program which is processing 30,000 similar files. A random number of them are stopping and producing this error... ...

Please help me to solve this issue. I do not exactly understand what the error in the log means. 48 Answers ...

I'm developing a website using PHP and I want to make a human verification in one of the sessions. For the development, I'm initially running the system locally and when it is ready, I'm gonna make put it on in a certain domain. ...

Can someone explain what the transient and volatile modifiers mean in Java? 4 Answers ...