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Initialization of an ArrayList in one line
...List backed by an array, so it cannot change length.
But you can call List.set, so it's still mutable.
You can make Arrays.asList even shorter with a static import:
List<String> strings = asList("foo", "bar", "baz");
The static import:
import static java.util.Arrays.asList;
Which any mode...
Javascript parseInt() with leading zeros
...ix in parseInt to convert number of other bases into base-10. E.g.,
var baseTwoNumber = parseInt('0010001', 2);
returns 17 (which is base-10 of 0010001).
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...
Mixed mode assembly is built against version ‘v2.0.50727′ of the runtime
...per
{
public static bool LegacyV2RuntimeEnabledSuccessfully { get; private set; }
static RuntimePolicyHelper()
{
ICLRRuntimeInfo clrRuntimeInfo =
(ICLRRuntimeInfo)RuntimeEnvironment.GetRuntimeInterfaceAsObject(
Guid.Empty,
typeof(ICLRRuntimeInfo).GUID);
try
...
AngularJS: Service vs provider vs factory
...ovide.provider('greeter2', function() {
var salutation = 'Hello';
this.setSalutation = function(s) {
salutation = s;
}
function Greeter(a) {
this.greet = function() {
return salutation + ' ' + a;
}
}
this.$get = function(a) {
return new Greeter(a);
};
});
Then ...
Wait for page load in Selenium
...
If you set the implicit wait of the driver, then call the findElement method on an element you expect to be on the loaded page, the WebDriver will poll for that element until it finds the element or reaches the time out value.
driv...
Return Boolean Value on SQL Select Statement
...an never be null (at least in .NET), it should default to false or you can set it to that yourself if it's defaulting true. However 1 = true, so null = false, and no extra syntax.
Note: I use Dapper as my micro orm, I'd imagine ADO should work the same.
...
Virtual functions and performance - C++
...we work with. The test I ran was to make a simple 4d vector class with get/set functions
class TestVec
{
float x,y,z,w;
public:
float GetX() { return x; }
float SetX(float to) { return x=to; } // and so on for the other three
}
Then I set up three arrays each containing 1024 of th...
Using sections in Editor/Display templates
...
Perhaps you could set up a static integer field and use Interlocked.Increment() in place of the GUID to get ordering, but even then I think a dictionary never guarantees ordering. On second thoughts, maybe a static field is dodgy as it might...
How to combine multiple conditions to subset a data-frame using “OR”?
...
my.data.frame <- subset(data , V1 > 2 | V2 < 4)
An alternative solution that mimics the behavior of this function and would be more appropriate for inclusion within a function body:
new.data <- data[ which( data$V1 > 2 | data$V2 &...
Semi-transparent color layer over background-image?
...
This one is pure CSS, and doesn't require any extra HTML.
box-shadow: inset 0 0 0 1000px rgba(0,0,0,.2);
There are a surprising number of uses for the box-shadow feature.
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