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Java 8 Lambda function that throws exception?
...eate a reference to a method that has a String parameter and returns an int , it's:
25 Answers
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Go Error Handling Techniques [closed]
... a superior attribute than verbosity, but that is arguably a contentious point). The principle is sound, but the syntax leaves a lot to be desired IMHO. However complaining is forbidden, so I'll just drink my kool-aid now ;-)
– Thomas
Jan 1 '14 at 5:28
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Increment a value in Postgres
I'm a little new to postgres. I want to take a value (which is an integer) in a field in a postgres table and increment it by one. For example if the table 'totals' had 2 columns, 'name' and 'total', and Bill had a total of 203, what would be the SQL statement I'd use in order to move Bill's total t...
NullPointerException accessing views in onCreate()
...iews in onCreate method they are not rendered at the time resulting null pointer exception.
@Override
public void onViewCreated(View view, @Nullable Bundle savedInstanceState) {
super.onViewCreated(view, savedInstanceState);
View something = findViewById(R.id.something);
something.se...
How to start an Intent by passing some parameters to it?
...
In order to pass the parameters you create new intent and put a parameter map:
Intent myIntent = new Intent(this, NewActivityClassName.class);
myIntent.putExtra("firstKeyName","FirstKeyValue");
myIntent.putExtra("secondKeyName","SecondKeyValue");
startActivity(myIntent);...
Accessing Google Spreadsheets with C# using Google Data API
...er around Google's .Net client library, it exposes a simpler database-like interface, with strongly-typed record types. Here's some sample code:
public class Entity {
public int IntProp { get; set; }
public string StringProp { get; set; }
}
var e1 = new Entity { IntProp = 2 };
var e2 = new...
How do I create a ListView with rounded corners in Android?
... of doing it (Thanks to Android Documentation though!):
Add the following into a file (say customshape.xml) and then place it in (res/drawable/customshape.xml)
<?xml version="1.0" encoding="UTF-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android"
android:shape="re...
Format an Integer using Java String Format
...ring if it is possible, using the String.format method in Java, to give an integer preceding zeros?
3 Answers
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Different bash prompt for different vi editing mode?
...ating the current editing mode.
So putting
set show-mode-in-prompt on
into /etc/inputrc or ~/.inputrc (thx stooj) should affect all your readline-enabled programs ;)
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What's the point of 'const' in the Haskell Prelude?
... lambda
x >> y = x >>= \_ -> y
and you can even use it point-free
(>>) = (. const) . (>>=)
although I don't particularly recommend that in this case.
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