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How to serve an image using nodejs
..., insecure path resolution that will lead to path traversal vulnerability, blocking I/O that will completely fail to serve any concurrent requests at all and other subtle problems - they are completely broken as examples of what the question asks about, and yet they already use the abstraction that ...
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...
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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Is file append atomic in UNIX?
...Linux implemented write(), or it may be due to the underlying filesystem's block sizes.
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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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Bootstrap datepicker hide after selection
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The problem can be stopped, blocking hide event for input element by this linese:
var your_options = { ... };
$('.datetimepicker').datetimepicker(your_options).on('hide', function (e) {
e.preventDefault();
e.stopPropagation();
});
...
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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CORS - What is the motivation behind introducing preflight requests?
...entify the user.
Before CORS, the browser's Same Origin Policy would have blocked it from sending this request. But since the purpose of CORS is to make just this kind of cross-origin communication possible, that's no longer appropriate.
The browser could simply send the DELETE and let the server ...