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Why do x86-64 systems have only a 48 bit virtual address space?
... is required. Why bother with the cost and hardware complexity of all the extra pins that you won't use?
The Motorola 68000 was like this; 32 bit internally, but with a 23 bit address bus (and a 16 bit data bus). The CPU could access 16 megabytes of RAM, and to load the native data type (32 bits)...
Properly escape a double quote in CSV
...riginal question doesn't ask about PHP. This only seems to be true for the string delimiter (and only for the chosen delimiter) when a program, such as Open Office, allows you to change it.
– Dave F
Dec 1 '18 at 22:07
...
Angular - ui-router get previous state
...f the user is logged in or not.
appSettings are constants just for not use strings everywhere. appSettings.states.login and appSettings.states.register contain the name of the state for the login and register url.
Then in any controller/service etc you need to inject $state service and you can acc...
Boolean vs boolean in Java
... Booleans, conditional operators and autoboxing):
public static void main(String[] args) throws Exception {
Boolean b = true ? returnsNull() : false; // NPE on this line.
System.out.println(b);
}
public static Boolean returnsNull() {
return null;
}
Use Boolean when you need an object, e...
Add new attribute (element) to JSON object using JavaScript
...
JSON stands for JavaScript Object Notation. A JSON object is really a string that has yet to be turned into the object it represents.
To add a property to an existing object in JS you could do the following.
object["property"] = value;
or
object.property = value;
If you provide some ex...
What's the difference between SoftReference and WeakReference in Java?
...ort java.util.HashMap;
public class Test {
public static void main(String args[]) {
HashMap<Employee, EmployeeVal> aMap = new
HashMap<Employee, EmployeeVal>();
Employee emp = new Employee("Vinoth");
EmployeeVal val = new EmployeeVa...
What are the differences between “=” and “
...on); and when isolated from surrounding logical structure, by braces or an extra pair of parentheses.
A confession: I lied earlier. There is one additional difference between the = and <- operators: they call distinct functions. By default these functions do the same thing but you can overrid...
Is there an alternative to string.Replace that is case-insensitive?
I need to search a string and replace all occurrences of %FirstName% and %PolicyAmount% with a value pulled from a database. The problem is the capitalization of FirstName varies. That prevents me from using the String.Replace() method. I've seen web pages on the subject that suggest
...
Why “decimal” is not a valid attribute parameter type?
...
OK so why are strings allowed as attribute properties? I suppose it comes under the 'array of primitives' category but it is heap allocated (reference type)...
– Steztric
Nov 11 '16 at 8:29
...
How can I find the latitude and longitude from address?
...
public GeoPoint getLocationFromAddress(String strAddress){
Geocoder coder = new Geocoder(this);
List<Address> address;
GeoPoint p1 = null;
try {
address = coder.getFromLocationName(strAddress,5);
if (address==null) {
return null;
}
A...