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Storing money in a decimal column - what precision and scale?
...int if you intend on sorting by the amount. And don't waste your time with PHP 32bit when dealing with big integers, upgrade to 64bit or Node.JS ;)
– Ricky Boyce
Sep 9 '15 at 0:30
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How is mime type of an uploaded file determined by browser?
...are received and just focus on the type like 'application'. if your app is php based, you can easily do this by using the function explode().
in addition, just check the file extension to make sure it is .zip or any other compression you are looking for!
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Editing Javascript using Chrome Developer Tools
...low you to edit javascript in its own file. Script embedded in an HTML (or PHP) file will remain read-only.
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What does “javascript:void(0)” mean?
... is a non-JavaScript way of doing the same thing (for example, ‘thispage.php?show=foo’ that sets foo visible to begin with), you can link to that.
Otherwise, if a link points only to some script, it is not really a link and should not be marked up as such. The usual approach would be to add the...
Why exactly is eval evil?
...estion is not specific to LISP. Here is an answer on the same question for PHP, and it applies to LISP, Ruby, and other other language that has an eval:
The main problems with eval() are:
Potential unsafe input. Passing an untrusted parameter is a way to
fail. It is often not a trivial...
What is the meaning of erb?
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lame, they should remove the html. u don't see html.php
– luckyguy73
Oct 22 '16 at 23:26
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Does Python have “private” variables in classes?
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I wonder if PHP has something similar with its goofy private variables - since private variables don't really make sense in interpreted language - I mean what optimization can it do knowing x variable is private, if it is not compiled?
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How to get the contents of a webpage in a shell variable?
... This is a really neat trick. I invoke a shell script via a php script on a proxy server. When asked, the proxy server turns on expensive servers which shut themselves off after 2 hours. I need the output from wget for standard output to feed back to the Jenkins console record.
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How to check whether an object has certain method/property?
...much any modern dynamic scripting language (Python, Javascript, VB script, PHP, Lua... I could go on and on). It's not a bug, it's a feature.
– Tim Keating
Dec 3 '11 at 14:36
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MySql Table Insert if not exist otherwise update
...safe. (Bug #11765650, Bug #58637) Bug 58637 description bugs.mysql.com/bug.php?id=58637
– broadband
Sep 2 '14 at 13:28
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