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How efficient is locking an unlocked mutex? What is the cost of a mutex?
...ens often, then multiple locks would increase parallelism. At the cost of maintainability, since more locking means more debugging of the locking.
How efficient is it to lock a mutex? I.e. how much assembler instructions are there likely and how much time do they take (in the case that the mutex...
How can I access the MySQL command line with XAMPP for Windows?
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That works. I just needed to skip the last back slash: c:\xampp\mysql\bin
– Brad
Jan 15 '13 at 8:30
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SHA512 vs. Blowfish and Bcrypt [closed]
...o, keep in mind that the study of hash algorithms is "newer" than that of ciphers, and cryptographers are still learning about them.
Even though bcrypt as a whole hasn't had as much scrutiny as Blowfish itself, I believe that being based on a cipher with a well-understood structure gives it some in...
Casperjs/PhantomJs vs Selenium
...t workflow and/or in a continuous integration server. Selenium targets multiple browsers and hence it is very useful to ensure cross-browser consistency and carry out extensive testings across different operating systems.
If your web application needs to run on a variety of web browsers, running th...
MQTT物联网协议完全实践指南 · App Inventor 2 中文网
... 各版本对比 App上架指南 入门必读 IoT专题 AI2拓展 Aia Store 关于 关于我们 发布日志 服务条款 搜索 ...
Detect network connection type on Android
...STATE"></uses-permission>
Sources for network speeds include wikipedia & http://3gstore.com/page/78_what_is_evdo_mobile_broadband.html
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Do HttpClient and HttpClientHandler have to be disposed between requests?
...plication needs to make HTTP requests. Having an object
exist across multiple requests enables a place for setting
DefaultRequestHeaders and prevents you from having to re-specify
things like CredentialCache and CookieContainer on every request as
was necessary with HttpWebRequest.
Or even...
Is there a wikipedia API just for retrieve content summary?
I need just to retrieve first paragraph of a Wikipedia page.
Content must be html formated, ready to be displayed on my website (so NO BBCODE, or WIKIPEDIA special CODE!)
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How do I set a variable to the output of a command in Bash?
I have a pretty simple script that is something like the following:
14 Answers
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Payment Processors - What do I need to know if I want to accept credit cards on my website? [closed]
...eway API that you will communicate with. Most vendors provide HTTP or TCP/IP communication with their API. They will process the credit card information on your behalf. Two vendors are Authorize.Net and PayFlow Pro. The link I provide below has some more information on other vendors.
Now what? ...