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Writing Go programs that talk to services over HTTP is easy and fun. I’ve written numerous API client packages and I find it an enjoyable task. Howeve 阅读全文
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37 down vote If you have a class hierarchy A, B is a subclass of A, and C and D both are subclass of B like below class A {} class B extends A {} clas 阅读全文
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echo 3 > sudo tee /proc/sys/vm/drop_caches top -d30 -bn20 > a 阅读全文
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public static void main(String[] args) throws InterruptedException, IOException { byte[] utf8bs = {(byte) 0xe3, (byte) 0x80, (byte) 0x8a, (byte) 0xe6, 阅读全文
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object IntStateMonad extendsMonad[({type IntState[A] = State[Int, A]})#IntState] {...}This syntax can be a little jarring when you first see it. But a 阅读全文
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/usr/bin/synergyc -f --no-tray --debug INFO --name xxx 192.168.xxx.xxx:24800 &/usr/bin/synergys -f --no-tray --debug INFO --name xxx -c synergys.conf 阅读全文
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sed -n "20,30p" afile 阅读全文
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http://stackoverflow.com/questions/7483515/rake-aborted-no-such-file-to-load-bundler-setup-rails-3-1 $ rake installrake aborted!LoadError: cannot load 阅读全文
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http://www.linuxquestions.org/questions/debian-26/how-do-i-get-rid-of-those-rc-packages-as-seen-in-dpkg-l-output-418956-print/ 阅读全文
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Because in a case like this: type I int type P *I func (i I) Get() int { return int(i) } func (p P) Get() int { return int(*p) } var v I var x = (&v). 阅读全文