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How can one check to see if a remote file exists using PHP?

.../favicon.ico"); curl_setopt($ch, CURLOPT_NOBODY, true); curl_exec($ch); $retcode = curl_getinfo($ch, CURLINFO_HTTP_CODE); // $retcode >= 400 -> not found, $retcode = 200, found. curl_close($ch); Anyway, you only save the cost of the HTTP transfer, not the TCP connection establishment and cl...
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Twitter API returns error 215, Bad Authentication Data

... A very concise code without any other php file include of oauth etc. Please note to obtain following keys you need to sign up with https://dev.twitter.com and create application. <?php $token = 'YOUR_TOKEN'; $token_secret = 'YOUR_TOKEN_SECRET'; $consumer_key = 'CONSUMER_KEY'; $consume...
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Cookies on localhost with explicit domain

...s not enough. For PHP, see comments on http://php.net/manual/en/function.setcookie.php#73107. If working with the Java Servlet API, don't call the cookie.setDomain("...") method at all. share | im...
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How to check for null in Twig?

...ow) to check whether a variable is empty (null, false, empty string/array, etc): {% if var|default is empty %} share | improve this answer | follow | ...
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move_uploaded_file gives “failed to open stream: Permission denied” error

... of changed the servers php type from fast_CGI, CGI to Apache_mod as plesk etc.. can continue with original user's permissions not apache. This fixed my issues. – elliotrock Oct 16 '14 at 4:31 ...
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Best way to use PHP to encrypt and decrypt passwords? [duplicate]

...rmation for my users on my website, aka rapidshare username and passwords, etc... I want to keep information secure, but I know that if I hash their information, I can't retrieve it for later use. ...
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What is the difference between statically typed and dynamically typed languages?

...he type is associated with run-time values, and not named variables/fields/etc. This means that you as a programmer can write a little quicker because you do not have to specify types every time (unless using a statically-typed language with type inference). Examples: Perl, Ruby, Python, PHP, Java...
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How do I obtain crash-data from my Android application?

... just Crash reporting but this is not the right place to talk new features etc. – PanosJee Sep 9 '13 at 10:20 Tried it...
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【PM干货】2015年阿里业务型PM笔试题 - 项目管理 - 清泛网 - 专注C/C++及内核技术

...界面优化方案。 3、淘宝过程中经常存在用户信息泄露的问题,而快递公司必须知道买家的联系方式,淘宝商家利用这个联系方式向用户发送营销信息。 请设计一个流程来改善这个问题,必须包括: 1)分析淘宝卖家、买家和...
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What does $1 [QSA,L] mean in my .htaccess file?

...This will capture requests for files like version, release, and README.md, etc. which should be treated either as endpoints, if defined (as in the case of /release), or as "not found." share | impro...