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calling non-static method in static method in Java [duplicate]
...ethod startsWith of class String without an instance:
String.startsWith("Hello");
What you need is to have an instance and then invoke the non-static method:
String greeting = new String("Hello World");
greeting.startsWith("Hello"); // returns true
So you need to create and instance to inv...
How do I instantiate a Queue object in java?
...va.util.Queue<String> queue = new LinkedList<>();
queue.offer("Hello");
queue.offer("StackOverFlow");
queue.offer("User");
System.out.println(queue.peek());
while (queue.size() > 0){
System.out.println(queue.remove() + " ");
}
//Since Queue is empty now so this will return NULL
...
HorizontalAlignment=Stretch, MaxWidth, and Left aligned at the same time?
...e"
Width="{Binding ElementName=Container,Path=ActualWidth}"
Text="Hello" HorizontalAlignment="Left" MaxWidth="200" />
</StackPanel>
</Page>
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Node.js vs .Net performance
... the available threads requests begin to get queued up. If you're serving "Hello World" apps like the example by @shankar, then this might not matter that much because the threads aren't going to be blocked and you're going to be able to handle a lot of requests before you run out of threads. The p...
Difference between \w and \b regular expression meta characters
...rect, but hopefully helps explain the diff]
Quick example: For the string Hello World, .+\W would match Hello_ (with the space) but will not match World. .+\b would match both Hello and World.
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How do I know the script file name in a Bash script?
...e it contains two words
$ /misc/shell_scripts/check_root/show_parms.sh "'hello there'" "'william'"
# ------------- RESULTS ------------- #
# arguments called with ---> 'hello there' 'william'
# $1 ----------------------> 'hello there'
# $2 ----------------------> 'william'
# path to ...
Can I pass parameters by reference in Java?
...that it is). This is not the case, as shown by the following:
Object o = "Hello";
mutate(o)
System.out.println(o);
private void mutate(Object o) { o = "Goodbye"; } //NOT THE SAME o!
Will print Hello to the console. The options if you wanted the above code to print Goodbye are to use an explicit ...
How to check if smtp is working from commandline (Linux) [closed]
...
Instead of hello velanapps.com you should write helo velanapps.com and if you want to know which smtp extensions are available, you should write ehlo velanapps.com, as in SMTP Example
– jgrocha
May...
How to transfer some data to another Fragment?
...s1.setArguments(bundle);
bundle.putString("hello",edt.getText().toString());
FragmentTransaction fragmentTransaction=fragmentManager.beginTransaction();
fragmentTransaction.add(R.id.activity_main,fragClas...
Why .NET String is immutable? [duplicate]
...mutable, and see what
happens:
1. Somebody inserts a value x with key "hello" into a Hashtable.
2. The Hashtable computes the hash value for the String, and places a
reference to the string and the value
x in the appropriate bucket.
3. The user modifies the String instance to be "bye".
...