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How can I clear previous output in Terminal in Mac OS X?
...hould work for desktop environments in macOS, FreeBSD, Linux etc. Note the extra \33c is for clearing the extra \e[3J literal in non-macOS (basically for Linux/FreeBSD, we only need printf '\33c').
– vulcan raven
Aug 8 '19 at 16:16
...
Why does this go into an infinite loop?
... Main {
public static volatile int x = 0;
public static void main(String[] args) {
LoopingThread t = new LoopingThread();
System.out.println("Starting background thread...");
t.start();
while (true) {
x = x++;
}
}
}
class LoopingThre...
What's the difference between an object initializer and a constructor?
...nstances of one or more other classes. For example see File.Create Method (String) (and its overloads) which creates a FileStream object.
– DavidRR
Jan 17 '18 at 18:13
add a c...
How do I rename a project in Xcode 5?
...t will include the info.plist and various files, but also all the relevant strings from nib/xib files like MainMenu menus.
Accept the changes and you will get the prompt to save a snapshot of the project.
Always make a snapshot when Xcode asks, it will be useful to restore if something does not wor...
Insert code into the page context using a content script
...n('\n');
Method 2b: Using a function
For a big chunk of code, quoting the string is not feasible. Instead of using an array, a function can be used, and stringified:
var actualCode = '(' + function() {
// All code is executed in a local scope.
// For example, the following does NOT overwrit...
C# Sortable collection which allows duplicate keys
...
[TestMethod()]
public void SortTest()
{
TupleList<int, string> list = new TupleList<int, string>();
list.Add(1, "cat");
list.Add(1, "car");
list.Add(2, "dog");
list.Add(2, "door");
list.Add(3, "elephant");
list.Add(1, "coco...
Storing money in a decimal column - what precision and scale?
...es are stored using an integer for the smallest unit.
class Currency {
String code; // eg "USD"
int value; // eg 2500
boolean converted;
}
class Price {
Currency grossValue;
Currency netValue;
Tax taxRate;
}
In the database, the values are stored as a string in ...
When is the @JsonProperty property used and what is it used for?
...er-case letter.
public class Parameter {
@JsonProperty("Name")
public String name;
@JsonProperty("Value")
public String value;
}
This correctly parses to/from the JSON:
"Parameter":{
"Name":"Parameter-Name",
"Value":"Parameter-Value"
}
...
Why Response.Redirect causes System.Threading.ThreadAbortException?
...ew Context)
{
User User = new User();
if (String.IsNullOrEmpty(model.EmailAddress))
ValidLogin = false; // no email address was entered
else
User = Db.FirstOrDefault(x => x.EmailAddress == model.EmailAddress);
...
Why not abstract fields?
...ised in its constructor (untested code):
abstract class Base {
final String errMsg;
Base(String msg) {
errMsg = msg;
}
abstract String doSomething();
}
class Sub extends Base {
Sub() {
super("Sub message");
}
String doSomething() {
return e...