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What is a Python equivalent of PHP's var_dump()? [duplicate]

When debugging in PHP, I frequently find it useful to simply stick a var_dump() in my code to show me what a variable is, what its value is, and the same for anything that it contains. ...
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Different between parseInt() and valueOf() in java?

...ould also use this eyesore: Integer k = Integer.valueOf(Integer.parseInt("123")) Now, if what you want is the object and not the primitive, then using valueOf(String) may be more attractive than making a new object out of parseInt(String) because the former is consistently present across Integer,...
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How to access the GET parameters after “?” in Express?

... pass your second segment is your id example: http://localhost:port/sample/123 If you facing problem please use Passing variables as query string using '?' operator app.get('/sample', function(req, res) { var id = req.query.id; ................ }); Get link your like this ex...
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Reference: What is variable scope, which variables are accessible from where and what are “undefined

What is "variable scope" in PHP? Are variables from one .php file accessible in another? Why do I sometimes get "undefined variable" errors? ...
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O2O江湖:2015大洗牌 2016 BAT等巨头将“肉搏” - 资讯 - 清泛网 - 专注C/C++及内核技术

...。新政一出,不禁让人质疑,这岂不是让本想解决出租车问题的专车沦为跟出租车一样的“二出租”? 移动会议专家创始人余德认为:“拥堵、安全等不是管理专车的遮羞布,牌照制才是出租领域的恶根。放弃既得利益、寻租...
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Best way to initialize (empty) array in PHP

...creation and instantiation. I wonder whether there are any equivalences in PHP? 8 Answers ...
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PHP - Extracting a property from an array of objects

... If you have PHP 5.5 or later, the best way is to use the built in function array_column(): $idCats = array_column($cats, 'id'); But the son has to be an array or converted to an array ...
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How can I select and upload multiple files with HTML and PHP, using HTTP POST?

... This is possible in HTML5. Example (PHP 5.4): <!doctype html> <html> <head> <title>Test</title> </head> <body> <form method="post" enctype="multipart/form-data"> <input ...
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Removing X-Powered-By

... I think that is controlled by the expose_php setting in PHP.ini: expose_php = off Decides whether PHP may expose the fact that it is installed on the server (e.g. by adding its signature to the Web server header). It is no security threat in any way, but it ma...
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Regex: match everything but specific pattern

...thing but a string starting with a specific pattern (specifically index.php and what follows, like index.php?id=2342343 ) ...