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Google Guice vs. PicoContainer for Dependency Injection
...is researching dependency injection frameworks and is trying to decide between using Google-Guice and PicoContainer.
6 Answ...
ZMQ: 基本原理 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...传输仍然保留它们本身的特性，向上不提供通用、所有都包含的接口。然而，提供最小化接口（尤其是：消息分割，消息分段和消息原子化），并且要求更高层能够统一地处理不同的底层传输的特性。
具体的来说，这意味着传...
ZMQ: 基本原理 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...传输仍然保留它们本身的特性，向上不提供通用、所有都包含的接口。然而，提供最小化接口（尤其是：消息分割，消息分段和消息原子化），并且要求更高层能够统一地处理不同的底层传输的特性。
具体的来说，这意味着传...
Closing WebSocket correctly (HTML5, Javascript)
...isting of just a 0xFF byte
followed by a 0x00 byte is sent from one peer to ask that the other peer
close the connection.
If you are writing a server, you should make sure to send a close frame when the server closes a client connection. The normal TCP socket close method can sometimes...
How do I revert a Git repository to a previous commit?
...cal modifications.
# Don't do it if you have uncommitted work you want to keep.
git reset --hard 0d1d7fc32
# Alternatively, if there's work to keep:
git stash
git reset --hard 0d1d7fc32
git stash pop
# This saves the modifications, then reapplies that patch after resetting.
# You could get merge co...
Find when a file was deleted in Git
...s deleted.
Example:
git log --full-history -- myfile
If you want to see only the last commit, which deleted a file use -1 in addition, e.g., git log --full-history -1 -- [file path]
See Which commit deleted a file
sha...
doGet and doPost in Servlets
...atcher("/login.jsp").forward(request, response);
}
}
}
You see, if the User is found in DB (i.e. username and password are valid), then the User will be put in session scope (i.e. "logged in") and the servlet will redirect to some main page (this example goes to http://example.com/con...
ZMQ: 基本原理 - 开源 & Github - 清泛网移动版 - 专注C/C++及内核技术
...传输仍然保留它们本身的特性，向上不提供通用、所有都包含的接口。然而，提供最小化接口（尤其是：消息分割，消息分段和消息原子化），并且要求更高层能够统一地处理不同的底层传输的特性。
具体的来说，这意味着传...
How to find out the number of CPUs using python
...unt() # psutil.NUM_CPUS on old versions
except (ImportError, AttributeError):
pass
# POSIX
try:
res = int(os.sysconf('SC_NPROCESSORS_ONLN'))
if res > 0:
return res
except (AttributeError, ValueError):
pass
# Windows
try:
...
Why use Ruby instead of Smalltalk? [closed]
...y is becoming popular , largely from the influence Ruby on Rails, but it feels like it is currently struggling through its adolescence. There are a lot of similarities between Ruby and Smalltalk -- maglev is a testament to that. Despite having a more unusual syntax, Smalltalk has all (if not more...