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Open two instances of a file in a single Visual Studio session
...to do it...
Select the tab you want two copies of
Select menu Window → New Window from the menu.
Right click the new tab and select New Vertical Tab Group
If New Window is not listed in the *Window menu note that the command does exist, even as of Visual Studio 2017. Add it to the Window men...
How do I create a Linked List Data Structure in Java? [closed]
...n for some reason. Here is a quick example of a linked list that inserts a new link at the beginning of the list, deletes from the beginning of the list and loops through the list to print the links contained in it. Enhancements to this implementation include making it a double-linked list, adding m...
How to resize a custom view programmatically?
...n if you fail to pass the height or width of a view.
Instead of creating a new LayoutParams object, use the original one, so that all other set parameters are kept. Note that the type of LayoutParams returned by getLayoutParams is that of the parent layout, not the view you are resizing.
RelativeLa...
In Java 8 how do I transform a Map to another Map using a lambda?
...ing to Column into another Map of String to Column where the Column in the new Map is a defensive copy of the Column in the first Map. Column has a copy constructor. The closest I've got so far is:
...
how to check if object already exists in a list
... }
}
You could use a HashSet in the following manner:
var set = new HashSet<MyClass>(new MyClassComparer());
foreach(var myClass in ...)
set.Add(myClass);
Of course, if this definition of equality for MyClass is 'universal', you needn't write an IEqualityComparer implementa...
Finding last occurrence of substring in string, replacing that
...going to have a full stop. some written sstuff!"
k = old_string.rfind(".")
new_string = old_string[:k] + ". - " + old_string[k+1:]
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launch sms application with an intent
...o start launch the sms activity all you need is this:
Intent sendIntent = new Intent(Intent.ACTION_VIEW);
sendIntent.setData(Uri.parse("sms:"));
You can add extras to populate your own message and such like this
sendIntent.putExtra("sms_body", x);
then just startActivity with the int...
Java exception not caught?
...at throws an exception:
try {
// ...
} catch (Exception e) {
throw new Exception("2");
}
but there is also a finally block that also throws an exception:
} finally {
throw new Exception("3");
}
Exception("2") will be discarded and only Exception("3") will be propagated.
...
How to download a branch with git?
...ted question, I found out that I need to "checkout" the remote branch as a new local branch, and specify a new local branch name.
git checkout -b newlocalbranchname origin/branch-name
Or you can do:
git checkout -t origin/branch-name
The latter will create a branch that is also set to track th...
Are PHP functions case sensitive?
...case-insensitive:
<?php
class SomeThing {
public $x = 'foo';
}
$a = new SomeThing();
$b = new something();
$c = new sOmEtHING();
var_dump($a, $b, $c);
This outputs:
class SomeThing#1 (1) {
public $x =>
string(3) "foo"
}
class SomeThing#2 (1) {
public $x =>
string(3) "foo"
}
c...