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How can I extract embedded fonts from a PDF as valid font files?
... several options. All these methods work on Linux as well as on Windows or Mac OS X. However, be aware that most PDFs do not include to full, complete fontface when they have a font embedded. Mostly they include just the subset of glyphs used in the document.
Using pdftops
One of the most frequentl...
How to check status of PostgreSQL server Mac OS X
How can I tell if my Postgresql server is running or not?
6 Answers
6
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可重入函数、不可重入函数及线程安全 - C/C++ - 清泛网 - 专注C/C++及内核技术
...时不会出现什么错误；而不可重入的函数由于使用了一些系统资源，比如全局变量区，中断向量表等，所以它如果被中断的话，可能会出现问题，这类函数是不能运行在多任务环境下的。
可重入函数也可以这样理解，重入即表...
Disable Interpolation when Scaling a
...
Opera 12.02 on Mac and Windows supports image-rendering:-o-crisp-edges ( jsfiddle.net/VAXrL/21 ), so you could add it on your answer.
– Timo Kähkönen
Oct 8 '12 at 10:47
...
MVC演化史 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...年代，Xerox PARC的Trygve提出了MVC的概念，并应用在Smalltalk系统中，为了和其它类型的MVC加以区分，历史上习惯的称之为Classic MVC。
Model：封装领域数据及逻辑
View：查询领域数据并展现给用户
Conctroller：截获用户请求并改变领...
How to fully remove Xcode 4
...
Ensure Xcode, iOS Simulator, and the Mac App Store apps aren't running, then trying running the uninstall script at this (different!) location:
/Library/Developer/Shared/uninstall-devtools
This is where I found it.
Also delete Install Xcode.app from Applicat...
INSTALL_FAILED_NO_MATCHING_ABIS when install apk
...issue while using the Android Studio emulator for a Nexus 5x on my Windows machine. For speed reasons [10x faster] the default is simulating the phone as if it is working with an Intel x86 architecture [Nexus 5x's Snapdragon 808 is actually based on ARM: tomshardware.com/reviews/lg-g4,4353-2.html ]....
Ruby: Calling class method from instance
...ah when it comes to inheritance.
class Truck
def self.default_make
"mac"
end
def make1
self.class.default_make
end
def make2
Truck.default_make
end
end
class BigTruck < Truck
def self.default_make
"bigmac"
end
end
ruby-1.9.3-p0 :021 > b=BigTruck.new
=>...
京东618：算法让UV价值提升200%+，用智能卖场缩短购物路径 - 更多技术 - 清...
...计划、智慧物流、智慧数据等多种产品形态，对京东现有系统，从架构层的基础设施、数据平台、计算分析，到业务层的精准营销、智慧选品、个性化投放、智慧物流等方面，进行有效渗透及优化，最终形成在计算能力和数据质...
See what process is using a file in Mac OS X
I would like to be able to track a file and see which process is touching that file. Is that possible? I know that I can see the list of open processes in activity monitor but I think it's happening to quickly for me to see it. The reason for this is I'm using a framework and I think the system v...