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When do we have to use copy constructors?
...that is strongly associated with the object's identity
In rare cases a subset of the object's observable state may constitute (or be considered) an inseparable part of the object's identity and should not be transferable to other objects (though this can be somewhat controversial).
Examples:
The...
iOS 7.0 No code signing identities found
...I noticed comes from the Team dropdown under the General tab in my project settings. Completely removing that line worked for me if you want the team to be set to None.
– JoshA
Jan 21 '15 at 6:42
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Hidden Features of Visual Studio (2005-2010)?
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With VB key settings, Shift-F2 also does a Go To Definition.
– Ryan Lundy
Dec 3 '09 at 18:54
1
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NUnit isn't running Visual Studio 2010 code
...ersion finished I opened all the projects and changed the target framework setting for all the projects to ".NET Framework 4.0". I then built the solution without any errors. I can now use the NUnit GUI app to run tests built for .NET 4.0. I've not done exhaustive testing of this build so there may ...
What is the advantage to using bloom filters?
...e a strong space
advantage over other data structures
for representing sets, such as
self-balancing binary search trees,
tries, hash tables, or simple arrays
or linked lists of the entries. Most
of these require storing at least the
data items themselves, which can
require anywhere f...
How to determine day of week by passing specific date?
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You can use java.util.Calendar:
Calendar c = Calendar.getInstance();
c.setTime(yourDate);
int dayOfWeek = c.get(Calendar.DAY_OF_WEEK);
if you need the output to be Tue rather than 3 (Days of week are indexed starting at 1 for Sunday, see Calendar.SUNDAY), instead of going through a calendar, ju...
Best practice for storing and protecting private API keys in applications [closed]
... more time, for figuring out which string serves which purpose.
Note that setting up ProGuard shouldn't be as difficult as you fear. To begin with, you only need to enable ProGuard, as documented in project.properties. If there are any problems with third-party libraries, you may need to suppress s...
Can I use CoffeeScript instead of JS for node.js?
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thanks, the original link destinations vanished/moved. Set them to what google search revealed, the Vimeo videos @countfloortiles
– Mark Essel
Dec 10 '12 at 11:02
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What's the difference between django OneToOneField and ForeignKey?
...neField "reverse" relation, a ForeignKey "reverse" relation returns a QuerySet.
Example
For example, if we have the following two models (full model code below):
Car model uses OneToOneField(Engine)
Car2 model uses ForeignKey(Engine2, unique=True)
From within python manage.py shell execute the...
How to export a mysql database using Command Prompt?
...ommand line recognizes mysql command. If not go to command & type in:
set path=c:\wamp\bin\mysql\mysql5.1.36\bin
Then use this command to export your database:
mysqldump -u YourUser -p YourDatabaseName > wantedsqlfile.sql
You will then be prompted for the database password.
This export...