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Formatting Decimal places in R
...)
# [1] "1.20"
format(round(1, 2), nsmall = 2)
# [1] "1.00"
format(round(1.1234, 2), nsmall = 2)
# [1] "1.12"
A more general function is as follows where x is the number and k is the number of decimals to show. trimws removes any leading white space which can be useful if you have a vector of numb...
Start an Activity with a parameter
...ct {
const val PARAM_GAME_ID = "PARAM_GAME_ID"
}
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
val gameId = intent.getStringExtra(PARAM_GAME_ID)
// TODO use gameId
}
}
where gameId is String? (can be null)
...
Java Generics Wildcarding With Multiple Classes
...
Here's how you would do it in Kotlin
fun <T> myMethod(item: T) where T : ClassA, T : InterfaceB {
//your code here
}
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How can I post an array of string to ASP.NET MVC Controller without a form?
...
Craig StuntzCraig Stuntz
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Windows batch: echo without new line
... or anything else on the computer which can get you rid of batch. Batch is fun however it's string capabilities are best for weekend challange.
– n611x007
Jul 9 '15 at 11:12
...
How can I generate random alphanumeric strings?
...;
}
static void PerformTest(int repetitions, int keySize, Func<int, string> generator)
{
Dictionary<char, int> counts = new Dictionary<char, int>();
foreach (var ch in UniqueKey.KeyGenerator.chars) counts.Add(ch, 0);
for...
This app won't run unless you update Google Play Services (via Bazaar)
...level 14 and additionally install com.google.android.apps.maps-1.apk
Have fun.
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Can I change a private readonly field in C# using reflection?
...afe void ForceSet()
{
fixed (int* ptr = &i) *ptr = 123;
}
static void Main(string[] args)
{
var program = new Program();
Console.WriteLine("Contructed Value: " + program.i);
program.ForceSet();
Console.W...
Using C# regular expressions to remove HTML tags
...o this with some Html which had been created by a rich text editor, always fun and games.
In this case you may need to remove the content of some tags as well as just the tags themselves.
In my case and tags were thrown into this mix. Some one may find my (very slightly) less naive implementa...
Select statement to find duplicates on certain fields
...
This is a fun solution with SQL Server 2005 that I like. I'm going to assume that by "for every record except for the first one", you mean that there is another "id" column that we can use to identify which row is "first".
SELECT id
...