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Why should text files end with a newline?
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Because that’s how the POSIX standard defines a line:
3.206 Line
A sequence of zero or more non- <newline> characters plus a terminating <newline> character.
Therefore, lines not ending in a newline character aren't conside...
How do I generate a random int number?
...d keep the Random instance and reuse it. If you create new instances too close in time, they will produce the same series of random numbers as the random generator is seeded from the system clock.
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How to search in all the files of a project in IntelliJ Idea? [duplicate]
...eplace panels popping up on Ctrl + F / Ctrl + R don't seem to offer to chose the search domain. Is there such a facility available in IntelliJ Idea?
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Some questions about Automatic Reference Counting in iOS5 SDK
I'm currently developing an app for iPad. The development started for iOS 4.2 and is now continuing (and I think will be completed) for iOS 4.3.
I just read about ARC in iOS 5, and basically I understood that we will never need to release and retain objects anymore. My questions are:
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Is there an equivalent of lsusb for OS X
...device's configuration descriptors. Without that, I'm afraid this tool is mostly just a pretty-printer.
– Ted Middleton
May 17 '16 at 19:17
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What does “The APR based Apache Tomcat Native library was not found” mean?
...ound on the java.library.path"
The library referred to is bundled into an OS specific dll (tcnative-1.dll) loaded via JNI. It allows tomcat to use OS functionalities not provided in the Java Runtime (such as sendfile, epoll, OpenSSL, system status, etc.). Tomcat will run just fine without it, but f...
WheelView 拓展：滚轮选择框扩展，滚轮日历选择框和旋转日历扩展 · App In...
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Wheel Calendar 扩展
Wheel Calendar 扩展提供了一个可自定义的交互式日历选择框，采用滚轮设计，让用户可以轻松地在应用中集成日期选择功能。无论您是构建调度应用、表单还是任何需要日期选择的应用，轮盘日历...
mongod, mac os x - rlimits warning [closed]
I've been using mongo on my mac os x 10.8 and suddenly yesterday at my logs appeared this warning (and when starting shell it's present too) -
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How to determine CPU and memory consumption from inside a process?
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Linux
On Linux the choice that seemed obvious at first was to use the POSIX APIs like getrusage() etc. I spent some time trying to get this to work, but never got meaningful values. When I finally checked the kernel sources themselves, I found out that apparently these APIs are not yet completel...
Stack Memory vs Heap Memory [duplicate]
...bles, I would get memory from stack. After some research on internet, the most common answer is stack memory is temporary and heap memory is permanent.
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