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Open Graph namespace declaration: HTML with XMLNS or head prefix?

... have also been defined for JSON-LD as a JSON-LD Context at the URI http://www.w3.org/2013/json-ld-context/rdfa11; JSON-LD users can use the @context key with that URI as a shorthand to use the same prefixes. Emphasis added for clarity. Therefore, you do not need to add a namespace to your HTML d...
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When should I use double instead of decimal?

...0.01 which are common in financial calculation. – dan04 Jul 31 '10 at 20:15 Well, this is not quite correct :) - in ma...
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C++常用排序算法汇总 - C/C++ - 清泛网 - 专注C/C++及内核技术

...始,循环一次找出一个比首位小的值,交换 * * https://www.tsingfun.com ************************************/ #include<stdio.h> #include<stdlib.h> /* 第一种形式的选择排序 选择排序后的顺序为从小到大 */ void Select_Sort1(int *arr,int len) { int i,j...
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Best programming based games [closed]

... upper limit) and also features kind of an if screen of lightbot 1 http://www.lostateminor.com/wp-content/uploads/2008/10/light-bot.jpg share edited Jul 27 '14 at 18:41 ...
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Meaning of Choreographer messages in Logcat [duplicate]

... matdev 2,92044 gold badges2121 silver badges4040 bronze badges answered Jul 4 '12 at 12:34 CuriousChettaiCurious...
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Google OAuth 2 authorization - Error: redirect_uri_mismatch

... In my case it was www and non-www URL. Actual site had www URL and the Authorized Redirect URIs in Google Developer Console had non-www URL. Hence, there was mismatch in redirect URI. I solved it by updating Authorized Redirect URIs in Google ...
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How can I set the request header for curl?

...al times: curl -H "Accept-Charset: utf-8" -H "Content-Type: application/x-www-form-urlencoded" http://www.some-domain.com share | improve this answer | follow ...
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Principal component analysis in Python

...t # import bz.numpyutil as nu # dot = nu.pdot __version__ = "2010-04-14 apr" __author_email__ = "denis-bz-py at t-online dot de" #............................................................................... class PCA: def __init__( self, A, fraction=0.90 ): assert 0 &lt;= fr...
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How can I see the request headers made by curl when sending a request to the server?

...hake process when accessing website through HTTPS, such as curl -v https://www.example.com; second, it also prints the CONNECT request if you are visiting the site through HTTP proxy, such as curl --proxy my-proxy:8080 http://www.example.com. I believe it would help more users if some examples of th...
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How can prepared statements protect from SQL injection attacks?

... answered Nov 25 '11 at 6:04 Your Common SenseYour Common Sense 149k2929 gold badges182182 silver badges298298 bronze badges ...