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How to test which port MySQL is running on and whether it can be connected to?
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edited Jul 6 '17 at 5:58
answered May 3 '11 at 4:08
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Is there a way to create a function from a string with javascript?
...t for 4 different ways to create a function from string :
Using RegExp with Function class
var func = "function (a, b) { return a + b; }".parseFunction();
Using Function class with "return"
var func = new Function("return " + "function (a, b) { return a + b; }")();
Using official Function const...
Get nodes where child node contains an attribute
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Try
//book[title/@lang = 'it']
This reads:
get all book elements
that have at least one title
which has an attribute lang
with a value of "it"
You may find this helpful — it's an article entitled "XPath in Five Paragraph...
ASP.NET Temporary files cleanup
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Yes, it's safe to delete these, although it may force a dynamic recompilation of any .NET applications you run on the server.
For background, see the Understanding ASP.NET dynamic compilation article on MSDN.
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How to check whether a string contains a substring in Ruby
I have a string variable with content:
9 Answers
9
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Single Page Application: advantages and disadvantages [closed]
I've read about SPA and it advantages. I find most of them unconvincing. There are 3 advantages that arouse my doubts.
11 A...
Checking if a blob exists in Azure Storage
...got a very simple question (I hope!) - I just want to find out if a blob (with a name I've defined) exists in a particular container. I'll be downloading it if it does exist, and if it doesn't then I'll do something else.
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Static Vs. Dynamic Binding in Java
I'm currently doing an assignment for one of my classes, and in it, I have to give examples, using Java syntax, of static and dynamic binding .
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How can I reliably get an object's address when operator& is overloaded?
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Let us first copy the code from Boost, minus the compiler work around bits:
template<class T>
struct addr_impl_ref
{
T & v_;
inline addr_impl_ref( T & v ): v_( v ) {}
inline operator T& () const { return v_; }
private:
addr_impl_ref & operator=(const addr_impl_re...
Why can't overriding methods throw exceptions broader than the overridden method?
... across this explanations of throwing exceptions in overridden method. I quite didn't get it. Can any one explain it to me ?
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