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What is the best way to solve an Objective-C namespace collision?
...e C, everything is within one global namespace. Common practice is to prefix classes with initials, e.g. if you are working at IBM, you could prefix them with "IBM"; if you work for Microsoft, you could use "MS"; and so on. Sometimes the initials refer to the project, e.g. Adium prefixes classes wit...
Is there a way to instantiate objects from a string holding their class name?
...
protected:
static map_type * getMap() {
// never delete'ed. (exist until program termination)
// because we can't guarantee correct destruction order
if(!map) { map = new map_type; }
return map;
}
private:
static map_type * map;
};
template<typena...
How do I set a variable to the output of a command in Bash?
...races are irrelevant; it's only the quotes that are important re: whether expansion results are string-split and glob-expanded before being passed to the echo command.
– Charles Duffy
Apr 21 '15 at 15:37
...
What is the preferred/idiomatic way to insert into a map?
...ype;
/* ... */
pair<iterator, bool> insert(const value_type& x);
So how are the three calls different ?
std::make_pair relies on template argument deduction and could (and in this case will) produce something of a different type than the actual value_type of the map, which will req...
Android: Difference between Parcelable and Serializable?
...ion. However, Serializable interface is easier to implement.
Look at the example below (Serializable):
// MyObjects Serializable class
import java.io.Serializable;
import java.util.ArrayList;
import java.util.TreeMap;
import android.os.Parcel;
import android.os.Parcelable;
public class MyObject...
What is the ultimate postal code and zip regex?
I'm looking for the ultimate postal code and zip code regex. I'm looking for something that will cover most (hopefully all) of the world.
...
When to use the different log levels
...ually don't care about under normal circumstances. This is my out-of-the-box config level.
Warn - Anything that can potentially cause application oddities, but for which I am automatically recovering. (Such as switching from a primary to backup server, retrying an operation, missing secondary data, ...
MyISAM versus InnoDB [closed]
...----------------------------------------------------------
Required full-text search Yes 5.6.4
----------------------------------------------------------------
Require transactions Yes
--------------------------------------------------...
How to send a “multipart/form-data” with requests in python?
...hen requests will send a multipart/form-data POST instead of a application/x-www-form-urlencoded POST. You are not limited to using actual files in that dictionary, however:
>>> import requests
>>> response = requests.post('http://httpbin.org/post', files=dict(foo='bar'))
>>...
Boost Statechart vs. Meta State Machine
...res no RTTI or anything virtual
MSM has a more complete UML2 support (for example internal transitions, UML-conform orthogonal regions)
MSM offers a descriptive language (actually several). For example, using the eUML front-end, a transition can be described as Source + Event [Guard] / Action == Tar...