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What is object slicing?
...u assign an object of a derived class to an instance of a base class, thereby losing part of the information - some of it is "sliced" away.
For example,
class A {
int foo;
};
class B : public A {
int bar;
};
So an object of type B has two data members, foo and bar.
Then if you were to w...
What's the Best Way to Shuffle an NSMutableArray?
...
I solved this by adding a category to NSMutableArray.
Edit: Removed unnecessary method thanks to answer by Ladd.
Edit: Changed (arc4random() % nElements) to arc4random_uniform(nElements) thanks to answer by Gregory Goltsov and comments b...
What is the difference between a strongly typed language and a statically typed language?
...tatically typed language has a type system that is checked at compile time by the implementation (a compiler or interpreter). The type check rejects some programs, and programs that pass the check usually come with some guarantees; for example, the compiler guarantees not to use integer arithmetic ...
Is there a way to make git pull automatically update submodules?
...recurse to true to enable the desired behaviour.
You can do this globally by running:
git config --global submodule.recurse true
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Sort array by firstname (alphabetically) in Javascript
I got an array (see below for one object in the array) that I need to sort by firstname using JavaScript.
How can I do it?
...
How to have a default option in Angular.js select box
... I had a problem with this working, it was that I was using 'track by', removing it fixed the problem, just in case that helps someone down the line :D
– DrCord
Apr 15 '14 at 23:21
...
HTTP vs HTTPS performance
...rience, servers that are heavy on dynamic content tend to be impacted less by HTTPS because the time spent encrypting (SSL-overhead) is insignificant compared to content generation time.
Servers that are heavy on serving a fairly small set of static pages that can easily be cached in memory suffer ...
Visualizing branch topology in Git
...
See also answer by Andrew regarding --simplify-by-decoration option.
– ruvim
Nov 14 '16 at 23:24
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How can I use optional parameters in a T-SQL stored procedure?
...a, your schema, and your actual usage:
Dynamic Search Conditions in T-SQL by by Erland Sommarskog
The Curse and Blessings of Dynamic SQL by Erland Sommarskog
If you have the proper SQL Server 2008 version (SQL 2008 SP1 CU5 (10.0.2746) and later), you can use this little trick to actually use an i...
How to Sync iPhone Core Data with web server, and then push to other devices? [closed]
...
I suggest carefully reading and implementing the sync strategy discussed by Dan Grover at iPhone 2009 conference, available here as a pdf document.
This is a viable solution and is not that difficult to implement (Dan implemented this in several of its applications), overlapping the solution desc...