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C# switch statement limitations - why?
...t believe the compiler generates constant-time branching when switching on strings either.
– Drew Noakes
Dec 3 '10 at 21:29
...
Response.Redirect to new window
...ponseHelper
{
public static void Redirect(this HttpResponse response, string url, string target, string windowFeatures)
{
if ((String.IsNullOrEmpty(target) || target.Equals("_self", StringComparison.OrdinalIgnoreCase)) && String.IsNullOrEmpty(windowFeatures))
{
...
How can I return the current action in an ASP.NET MVC view?
...
This syntax works in V4: (string)ViewContext.RouteData.Values["action"];
– kiprainey
Feb 28 '13 at 14:23
2
...
Using Predicate in Swift
...w we just need to pass the arguments to the constructor. In Objective-C, NSString literals look like @"", but in Swift we just use quotation marks for strings. So that gives us:
let resultPredicate = NSPredicate(format: "name contains[c] %@", searchText)
And in fact that is exactly what we need h...
How do I check for null values in JavaScript?
...hecking for "null" values. I'm guessing you're actually looking for empty strings, in which case this simpler code will work:
if(!pass || !cpass || !email || !cemail || !user){
Which will check for empty strings (""), null, undefined, false and the numbers 0 and NaN
Please note that if you are ...
Storing a Map using JPA
...xample_attributes", joinColumns=@JoinColumn(name="example_id"))
Map<String, String> attributes = new HashMap<String, String>(); // maps from attribute name to value
}
See also (in the JPA 2.0 specification)
2.6 - Collections of Embeddable Classes and Basic Types
2.7 Map Collecti...
Better way to cast object to int
...t conversion defined.
int.Parse()/int.TryParse() — For converting from a string of unknown format.
int.ParseExact()/int.TryParseExact() — For converting from a string in a specific format
Convert.ToInt32() — For converting an object of unknown type. It will use an explicit and implicit conve...
Draw multi-line text to Canvas
...
Yes. I just added an example. Use String.Split to split at the '\n's and then offset each one.
– Icemanind
Jul 20 '11 at 4:28
...
How to disable UITextField editing but still accept touch?
...tField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string
Return NO from this, and any attempt by the user to edit the text will be rejected.
That way you can leave the field enabled but still prevent people pasting text into it.
...
What is the difference between the $parse, $interpolate and $compile services?
...te (among other things) to do its job.
$interpolate knows how to process a string with embedded interpolation expressions, ex.: /path/{{name}}.{{extension}}. In other words it can take a string with interpolation expressions, a scope and turn it into the resulting text. One can think of the $interpo...