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【BLE技术内幕】BLE技术揭秘 - 创客硬件开发 - 清泛IT论坛，有思想、有深度
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BLE技术揭秘
BLE是低功耗蓝牙的英文缩写（Bluetooth Low Energy），是蓝牙4.0版本起开始支持的新的、低功耗版本的蓝牙技术规范。蓝牙技术联盟（Bluetooth SIG）在2010年发布了跨...
How can I develop for iPhone using a Windows development machine?
... $10 a month. I am sure others have too. [1]: virtualmacosx.com/index.php/xcode-plans
– Prof. Falken
May 6 '13 at 14:58
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Map vs Object in JavaScript
...often a pain with non-scalar types where you have to deal with things like PHP merges Array/Map with Object using A/M for properties and JS merges Map/Object with Array extending M/O. Merging complex types is the devil's bane of high level scripting languages.
So far these are largely issues around ...
Why is it a bad practice to return generated HTML instead of JSON? Or is it?
...losing the focus which is what happens when you keep switching from js to PHP / JAVA / etc.
Generally, I think most people prefer to do as much as possible on the server side because they don't master js, so they try to avoid it as much as possible.
Basically, I have the same opinion as those guy...
Choosing Java vs Python on Google App Engine
...other languages perched on top of the JVM too, so it's THE way to run e.g. PHP or Ruby code on App Engine); the Python App Engine team however does have the advantage of having on board Guido van Rossum, the inventor of Python and an amazingly strong engineer.
In terms of flexibility, the Java engi...
Possible reason for NGINX 499 error codes
...timeout error in your browser which indicates that something is wrong with php-fpm but that will not be the case with 499 errors in your log files.
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Why do people use Heroku when AWS is present? What distinguishes Heroku from AWS? [closed]
...ally have a PaaS offering, Elastic Beanstalk, that supports Ruby, Node.js, PHP, Python, .NET and Java. I think generally most people, when they see "AWS", jump to things like EC2 and S3 and EBS, which are definitely IaaS offerings
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How does this milw0rm heap spraying exploit work?
...so.
You can see all the encoding tricks here:
http://www.owasp.org/index.php/Category:OWASP_CAL9000_Project
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What is the fastest substring search algorithm?
...ell as a test suite, here:
http://www.dmi.unict.it/~faro/smart/algorithms.php
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How can I implement an Access Control List in my Web MVC application?
...r" would be a service, which might knit together some domain object with a PHPMailer or SwiftMailer, or your own mail-sender component.
Another source of services are abstraction on to on domain and data access layers. They are created to simplify the code used by controllers. For example: creating...