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PHP random string generator
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To answer this question specifically, two problems:
$randstring is not in scope when you echo it.
The characters are not getting concatenated together in the loop.
Here's a code snippet with the corrections:
function generateRandomString($length = 10)...
Safari 3rd party cookie iframe trick no longer working?
...inking that the user had interacted with the 3rd party content and so then allow cookies to be set.
21 Answers
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PHP: Storing 'objects' inside the $_SESSION
I just figured out that I can actually store objects in the $_SESSION and I find it quite cool because when I jump to another page I still have my object. Now before I start using this approach I would like to find out if it is really such a good idea or if there are potential pitfalls involved....
How can I get useful error messages in PHP?
...ple syntax error (wrong bracket, missing semicolon), or a failed function call, or something else entirely.
43 Answers
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Converting string to Date and DateTime
... Sadly, this answer has too many upvotes for anyone to pay attention. It's all copy paste these days.
– N.B.
Apr 3 '18 at 20:54
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show 4 mor...
How to avoid isset() and empty()
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For those interested, I have expanded this topic into a small article, which provides the below information in a somewhat better structured form: The Definitive Guide To PHP's isset And empty
IMHO you should think about not just making the app "E_NOTICE compatible", but restructu...
MLKitImageLabeler 拓展：离线图像标注（拍照识物） · App Inventor 2 中文网
...拓展的识别模型放在依赖库自带的 assets 里，AI 伴侣联机调试要把它挂进
AssetManager，用的是 Android 11（API 30）才有的 ResourcesLoader —— 这是系统提供的
唯一公开办法，更低版本没有等价 API。所以：
运行方式
Andro...
PHP: Convert any string to UTF-8 without knowing the original character set, or at least try
I have an application that deals with clients from all over the world, and, naturally, I want everything going into my databases to be UTF-8 encoded.
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How to compare two dates in php
How to compare two dates in php if dates are in format '03_01_12' and '31_12_11' .
15 Answers
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How do I Sort a Multidimensional Array in PHP [duplicate]
...e' column in each record (or row). So you construct the $dates array (basically the same array, but with only that column), and tell the array_multisort function to sort $mdarray based on that particular column's values.
– Dan Burton
May 19 '10 at 18:26
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