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Should switch statements always contain a default clause?
...e preceding the switch.
}
This was an over-simplified example, but the point is that someone reading the code shouldn't wonder why variable cannot be something other than 1 or 2.
The only case I can think of to NOT use default is when the switch is checking something where its rather obvious ev...
Get the closest number out of an array
...
Here's the pseudo-code which should be convertible into any procedural language:
array = [2, 42, 82, 122, 162, 202, 242, 282, 322, 362]
number = 112
print closest (number, array)
def closest (num, arr):
curr = arr[0]
foreach val in arr:
if abs (n...
Switch case with fallthrough?
...
You can also convert C to lowercase case "${C,,}" in if the case isn't important
– Sprinterfreak
Mar 22 '14 at 12:02
...
Authorize Attribute with Multiple Roles
...in @Tieson
I tweak a little in his answer. Instead of string.Join why not convert it to list?
Here is my answer:
public class AuthorizeRolesAttribute : AuthorizeAttribute
{
private new List<string> Roles;
public AuthorizeRolesAttribute(params string[] roles) : base()
{
R...
How to find memory leak in a C++ code/project?
... to house a string.
delete [] str; // Clear those 30 bytes and make str point nowhere.
2
Reallocate memory only if you've deleted. In the code below, str acquires a new address with the second allocation. The first address is lost irretrievably, and so are the 30 bytes that it pointed to. Now th...
Time complexity of Sieve of Eratosthenes algorithm
...sqrt(n) so overall time complexity will O(sqrt(n)loglog(n)):
void isprime(int n)
{
int prime[n],i,j,count1=0;
for(i=0;i<n;i++)
{
prime[i]=1;
}
prime[0]=prime[1]=0;
for(i=2;i<=n;i++)
{
if(prime[i]==1)
{
printf("%d ",i);
...
What is a StackOverflowError?
...le to generate indirect recursion. For example, your app may be handling paint messages, and, whilst processing them, it may call a function that causes the system to send another paint message. Here you've not explicitly called yourself, but the OS/VM has done it for you.
To deal with them, you'll...
What does 'useLegacyV2RuntimeActivationPolicy' do in the .NET 4 config?
While converting a project that used SlimDX, and therefore has unmanaged code, to .NET 4.0 I ran into the following error:
...
How do I enumerate through a JObject?
...omplianceJson = JObject.Parse(File.ReadAllText(fullPath));) I get, "Cannot convert type 'System.Collections.Generic.KeyValuePair<string,Newtonsoft.Json.Linq.JToken>' to 'Newtonsoft.Json.Linq.JProperty'" Removing the casting works, though: var key = x.Key; var jvalue = x.Value; ...
How do you test private methods with NUnit?
... to test private methods. My guess was that I need to include my test code into my main code?! - That doesn't seem to be the correct way to do it. (I dislike the idea of shipping code with tests in it.)
...