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Concept of void pointer in C programming

...ligned at 4-byte boundary to be dereferenced). For example, reading uint16_t from void*: /* may receive wrong value if ptr is not 2-byte aligned */ uint16_t value = *(uint16_t*)ptr; /* portable way of reading a little-endian value */ uint16_t value = *(uint8_t*)ptr | ((*((uint8_t*)...
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Performing Inserts and Updates with Dapper

...Connection extension methods: T Get<T>(id); IEnumerable<T> GetAll<T>(); int Insert<T>(T obj); int Insert<T>(Enumerable<T> list); bool Update<T>(T obj); bool Update<T>(Enumerable<T> list); bool Delete<T>(T obj); bool Delete<T>(Enumera...
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Best way to show a loading/progress indicator?

... From the Android Developer website: STYLE_SPINNER Creates a ProgressDialog with a circular, spinning progress bar. – Tequilaman Dec 26 '14 at 1:15 ...
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How can I use getSystemService in a non-activity class (LocationManager)?

... You can go for this : getActivity().getSystemService(Context.CONNECTIVITY_SERVICE); share | improve this answer | follow | ...
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Loading cross-domain endpoint with AJAX

... API URL. (Supports https: see github repository) If you want to automatically enable cross-domain requests when needed, use the following snippet: $.ajaxPrefilter( function (options) { if (options.crossDomain && jQuery.support.cors) { var http = (window.location.protocol === 'http:'...
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Git push/clone to new server

...s something I can't work out. After creating and using a git repository locally on my Mac, can I push a copy to another server somewhere else? I am behind a firewall so unfortunately I can't run git clone from the other machine. ...
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线程访问窗口资源的问题 - C/C++ - 清泛网 - 专注C/C++及内核技术

...并行运行的窗口)。在工作线程里调用AfxGetMainWnd()->m_hWnd出错,也会发生发生内存访问冲突。(AfxGetMainWnd得到的是当前线程的主窗口)。 2.ASSERT((p = pMap->LookupPermanent(m_hWnd)) != NULL || (p = pMap->LookupTemporary(m_hWnd)) != NULL)失败;从...
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Python - When to use file vs open

...bove natively support the with statement. In Python 2.5, you must add from __future__ import with_statement to the top of your code. – IceArdor Jul 14 '14 at 20:40 ...
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Laravel: Get base url

...\UrlGenerator; class Classname { protected $url; public function __construct(UrlGenerator $url) { $this->url = $url; } public function methodName() { $this->url->to('/'); } } ...
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Performance of foreach, array_map with lambda and array_map with static function

... } return $result; } function useMapClosure($numbers) { return array_map(function($number) { return $number * 10; }, $numbers); } function _tenTimes($number) { return $number * 10; } function useMapNamed($numbers) { return array_map('_tenTimes', $numbers); } foreach (array('F...