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How can I sanitize user input with PHP?

Is there a catchall function somewhere that works well for sanitizing user input for SQL injection and XSS attacks, while still allowing certain types of HTML tags? ...
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Always pass weak reference of self into block in ARC?

... be the cause of these blocks retaining self and keeping it from being dealloced ? The question is, should I always use a weak reference of self in a block ? ...
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What is the difference between typeof and instanceof and when should one be used vs. the other?

... @Luke generally a bad idea to use "new String" like this. that creates a "string object" rather than a string primitive. see section here developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/… – Colin D ...
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How to check if two arrays are equal with JavaScript? [duplicate]

...e // the array, you should sort both arrays here. // Please note that calling sort on an array will modify that array. // you might want to clone your array first. for (var i = 0; i < a.length; ++i) { if (a[i] !== b[i]) return false; } return true; } ...
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What is an idiomatic way of representing enums in Go?

... great examples (I did not recall the exact iota behaviour - when it is incremented - from the spec). Personally I like to give a type to an enum, so it can be type-checked when used as argument, field, etc. – mna Ja...
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Why can lambdas be better optimized by the compiler than plain functions?

...assing them to a function template will instantiate a new function specifically for that object. The compiler can thus trivially inline the lambda call. For functions, on the other hand, the old caveat applies: a function pointer gets passed to the function template, and compilers traditionally hav...
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Backbone.js get and set nested object attribute

...g convenience methods that hide the navigation to the nested object. Basically, your callers don't need to know the model's internal structure; after all, it may change and the callers should be none the wiser. – Bill Eisenhauer Jun 15 '11 at 0:54 ...
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How to call a stored procedure from Java and JPA

I am writing a simple web application to call a stored procedure and retrieve some data. Its a very simple application, which interacts with client's database. We pass employee id and company id and the stored procedure will return employee details. ...
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Python group by

... Python's built-in itertools module actually has a groupby function , but for that the elements to be grouped must first be sorted such that the elements to be grouped are contiguous in the list: from operator import itemgetter sortkeyfn = itemgetter(1) input = [(...
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How to remove last n characters from every element in the R vector

...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...