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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...
Error in strings.xml file in Android
..., my guess is there is an apostrophe (') character in your string. replace it with (\') and it will fix the issue. for example,
//strings.xml
<string name="terms">
Hey Mr. Android, are you stuck? Here, I\'ll clear a path for you.
</string>
Ref:
http://www.mrexcel.com/forum/showthr...
Getting name of windows computer running python script?
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It turns out there are three options (including the two already answered earlier):
>>> import platform
>>> import socket
>>> import os
>>> platform.node()
'DARK-TOWER'
>>> socket....
When to use reinterpret_cast?
I am little confused with the applicability of reinterpret_cast vs static_cast . From what I have read the general rules are to use static cast when the types can be interpreted at compile time hence the word static . This is the cast the C++ compiler uses internally for implicit casts also.
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How do I set a ViewModel on a window in XAML using DataContext property?
The question pretty much says it all.
5 Answers
5
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How do I execute a command and get the output of the command within C++ using POSIX?
I am looking for a way to get the output of a command when it is run from within a C++ program. I have looked at using the system() function, but that will just execute a command. Here's an example of what I'm looking for:
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MySQL: selecting rows where a column is null
...where when I try to select the rows that have a NULL for a certain column, it returns an empty set. However, when I look at the table in phpMyAdmin, it says null for most of the rows.
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Proper package naming for testing with the Go language
I have seen several different test package naming strategies within Go and wanted to know what pros and cons of each are and which one I should use.
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Converting JavaScript object with numeric keys into array
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It's actually very straight forward with jQuery's $.map
var arr = $.map(obj, function(el) { return el });
FIDDLE
and almost as easy without jQuery as well, converting the keys to an array and then mapping back the values ...
Change color of UISwitch in “off” state
I've learned that we can change the UISwitch button appearance in its "on" state,
but is it also possible to change the color of the UISwitch in the "off" state?
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