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How can I initialize base class member variables in derived class constructor?
...ince it would destroy encapsulation. Instead, create a constructor in A to allow B (or any subclass of A) to initialize them:
class A
{
protected:
A(int a, int b) : a(a), b(b) {} // Accessible to derived classes
// Change "protected" to "public" to allow others to instantiate A.
private:
...
Android SDK installation doesn't find JDK
I'm trying to install the Android SDK on my Windows 7 x64 System.
45 Answers
45
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What is the difference between RDF and OWL? [closed]
...ntology.
OWL specification defines exactly what you can write with RDF in order to have valid ontology.
Ontologies can have several properties.
Thats why OWL (ver 1) defines several versions like OWL DL, OWL Lite, OWL Full.
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How do I break out of a loop in Scala?
...nt) {
sum += i; if (sum < max) addTo(i+1,max)
}
addTo(0,1000)
(1c) Fall back to using a while loop
var sum = 0
var i = 0
while (i <= 1000 && sum <= 1000) { sum += 1; i += 1 }
(2) Throw an exception.
object AllDone extends Exception { }
var sum = 0
try {
for (i <- 0 to 1...
Best way to parse command-line parameters? [closed]
What's the best way to parse command-line parameters in Scala?
I personally prefer something lightweight that does not require external jar.
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Cost of len() function
...
Calling len() on those data types is O(1) in CPython, the most common implementation of the Python language. Here's a link to a table that provides the algorithmic complexity of many different functions in CPython:
TimeComple...
How to reference the initial commit?
... this could happen if you have commits with odd timestamps. adding --topo-order to the rev-list should fix that, though I think the --max=parents=0 answer is best.
– jthill
May 11 '13 at 20:49
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Trusting all certificates with okHttp
...
Just in case anyone falls here, the (only) solution that worked for me is creating the OkHttpClient like explained here.
Here is the code:
private static OkHttpClient getUnsafeOkHttpClient() {
try {
// Create a trust manager that does not...
C#: Assign same value to multiple variables in single statement
...nteresting to know that the get accessor of the intermediate value is not called. Only the set accessor is invoked for all property accessed in the assignation sequence.
Take for example a class that write to the console everytime the get and set accessor are invoked.
static void Main(string[] arg...
Best way to reverse a string
...methods that have been posted will corrupt it, because you cannot swap the order of high and low surrogate code units when reversing the string. (More information about this can be found on my blog.)
The following code sample will correctly reverse a string that contains non-BMP characters, e.g., "...