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iOS 7 style Blur view

...bove, I recently reworked the blurs in GPUImage to support variable radii, allowing for the complete replication of the blur size in iOS 7's control center view. From that, I created the GPUImageiOS7BlurFilter class that encapsulates the proper blur size and color correction that Apple appears to be...
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sed one-liner to convert all uppercase to lowercase?

I have a textfile in which some words are printed in ALL CAPS. I want to be able to just convert everything in the textfile to lowercase, using sed . That means that the first sentence would then read, 'i have a textfile in which some words are printed in all caps.' ...
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How to get HTTP Response Code using Selenium WebDriver

... the response code of a http request using Selenium and Chrome or Firefox. All you have to do is start either Chrome or Firefox in logging mode. I will show you some examples below. java + Selenium + Chrome Here is an example of java + Selenium + Chrome, but I guess that it can be done in any lang...
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set gvim font in .vimrc file

... So basically for Windows all you need is to add set guifont=Consolas:h11:cANSI to the ~/.vimrc file – Jasdeep Khalsa Aug 14 '13 at 15:21 ...
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How to inspect the return value of a function in GDB?

...4-yellowdog-linux-gnu"... (no debugging symbols found) Using host libthread_db library "/lib64/libthread_db.so.1". (gdb) break __libc_start_main Breakpoint 1 at 0x10013cb0 (gdb) r Starting program: /bin/ls (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no de...
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Zero-based month numbering [closed]

... The use of zero to start counting is actually an optimization trick from Assembly programmers. Instead of assigning 1 to the count register, they XOR'ed the register with itself, which was slightly faster in CPU cycles. This meant that counting would start with 0 an...
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搭建高可用mongodb集群(三)—— 深入副本集内部机制 - 大数据 & AI - 清...

...为1是不显示的,这里标示出来。 rs.conf(); { "_id" : "rs0", "version" : 9, "members" : [ { "_id" : 0, "host" : "192.168.1.136:27017" }, { ...
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What is the difference between “text” and new String(“text”)?

... a reference to an instance of class String, and is derived from a CONSTANT_String_info structure (§4.4.3) in the binary representation of a class or interface. The CONSTANT_String_info structure gives the sequence of Unicode code points constituting the string literal. The Java programming la...
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PHP server on local machine?

...d I'm wanting to test my PHP files without uploading them to my host. Basically testing them on my own machine before I upload them. How do I do that? ...
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Are Swift variables atomic?

... you, i.e.: class Car { static let sharedCar: Car = Car() // will be called inside of dispatch_once } private let sharedCar: Car2 = Car2() // same here class Car2 { } Update 05/25/16: Keep an eye out for swift evolution proposal https://github.com/apple/swift-evolution/blob/master/proposals...