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Heap vs Binary Search Tree (BST)
...on. But if you want to do that, it is likely that you will want to keep an extra index up-to-date on heap operations How to implement O(logn) decrease-key operation for min-heap based Priority Queue? e.g. for Dijkstra. Possible at no extra time cost.
GCC C++ standard library insert benchmark on rea...
How to set ViewBag properties for all Views without using a base class for Controllers?
...nother way
Creating an extension method on HtmlHelper
[Extension()]
public string MyTest(System.Web.Mvc.HtmlHelper htmlHelper)
{
return "This is a test";
}
Then you can use it in all views
@Html.MyTest()
share
...
What are POD types in C++?
...
With the exception of a string because you can't copy it with memcpy without first determining the string length.
– user2356685
May 25 '18 at 3:51
...
Sort a list by multiple attributes?
...t one ascending and the second one descending? (Assume both attributes are strings, so no hacks like adding - for integers)
– Martin Thoma
Aug 5 '13 at 11:03
...
Spring Data: “delete by” is supported?
...elete from User u where u.firstName = ?1")
void deleteUsersByFirstName(String firstName);
}
Update:
In modern versions of Spring Data JPA (>=1.7.x) query derivation for delete, remove and count operations is accessible.
public interface UserRepository extends CrudRepository<User, Long&...
How to use OpenSSL to encrypt/decrypt files?
...bove!
-K key
The actual key to use: this must be represented as a string
comprised only of hex digits. If only the key is specified, the
IV must additionally be specified using the -iv option. When
both a key and a password are specified, the key given with the
-K option wi...
TypeScript “this” scoping issue when called in jquery callback
...ers to forget to handle this context
Good: Typesafe in TypeScript
Good: No extra work if the function has parameters
Bad: Derived classes can't call base class methods written this way using super.
Bad: The exact semantics of which methods are "pre-bound" and which aren't create an additional non-ty...
Add Variables to Tuple
...
To add a string to the tuple without breaking the string itself check stackoverflow.com/a/16449189
– Enzo Ferey
Dec 24 '17 at 19:24
...
Reading 64bit Registry from a 32bit application
...ccess the 64 bit registry, you can use RegistryView.Registry64 as follows:
string value64 = string.Empty;
RegistryKey localKey =
RegistryKey.OpenBaseKey(Microsoft.Win32.RegistryHive.LocalMachine,
RegistryView.Registry64);
localKey = localKey.OpenSubKey(@"SOFTWARE\Microsoft\Windows NT...
Where is array's length property defined?
...ytecode instruction: arraylength. So this method:
public static void main(String[] args) {
int x = args.length;
}
is compiled into bytecode like this:
public static void main(java.lang.String[]);
Code:
0: aload_0
1: arraylength
2: istore_1
3: return
So it's not access...