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Removing all empty elements from a hash / YAML?
...s version, that also works with values of other types than Array, Hash, or String (like Fixnum): swoop = Proc.new { |k, v| v.delete_if(&swoop) if v.kind_of?(Hash); v.blank? }
– wdspkr
Apr 22 '14 at 12:29
...
Embedding DLLs in a compiled executable
... CurrentDomain_AssemblyResolve(object sender, ResolveEventArgs args)
{
string dllName = args.Name.Contains(',') ? args.Name.Substring(0, args.Name.IndexOf(',')) : args.Name.Replace(".dll","");
dllName = dllName.Replace(".", "_");
if (dllName.EndsWith("_resources")) return null;
Sy...
Can you nest html forms?
...
I agree with what others have said. This limitation seems arbitrary and harmful.
– aroth
Jul 7 '14 at 6:43
15
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Dynamic array in C#
... use the ToArray() method after initiating your List dynamically
List<string> list = new List<string>();
list.Add("one");
list.Add("two");
list.Add("three");
string[] array = list.ToArray();
Of course, this has sense only if the size of the array is never known nor fixed ex-ante.
if...
Named colors in matplotlib
...r than a named color (apart from the fact that the hex code is passed as a string), and I will not include an image of the 16 million colors you can choose from...
For more details, please refer to the matplotlib colors documentation and the source file specifying the available colors, _color_dat...
AngularJS UI Router - change url without reloading state
Currently our project is using default $routeProvider , and I am using this "hack", to change url without reloading page:
...
How do I create delegates in Objective-C?
...se you have a UIWebView. If you'd like to implement its delegate's webViewDidStartLoad: method, you could create a class like this:
@interface MyClass<UIWebViewDelegate>
// ...
@end
@implementation MyClass
- (void)webViewDidStartLoad:(UIWebView *)webView {
// ...
}
@end
Then you coul...
Environment variable substitution in sed
...
What if the string contains a \ followed by an n - how to stop sed from converting that into a single newline character?
– Max Waterman
Jul 24 at 9:58
...
Get JSON object from URL
...
Sorry I forgot to mention that first how do I get this string from the url then access the json object?
– user2199343
Mar 25 '13 at 14:35
...
What is an existential type?
...t you write things like:
interface VirtualMachine<B> {
B compile(String source);
void run(B bytecode);
}
// Now, if you had a list of VMs you wanted to run on the same input:
void runAllCompilers(List<∃B:VirtualMachine<B>> vms, String source) {
for (∃B:VirtualMachine...