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Remove duplicate elements from array in Ruby
...
Just another alternative if anyone cares.
You can also use the to_set method of an array which converts the Array into a Set and by definition, set elements are unique.
[1,2,3,4,5,5,5,6].to_set => [1,2,3,4,5,6]
...
Why are #ifndef and #define used in C++ header files?
...he header is included, it checks if a unique value (in this case HEADERFILE_H) is defined. Then if it's not defined, it defines it and continues to the rest of the page.
When the code is included again, the first ifndef fails, resulting in a blank file.
That prevents double declaration of any iden...
How can I get the current network interface throughput statistics on Linux/UNIX? [closed]
...$dev/statistics";
my %stats = do {
opendir +(my $dh), $dir;
local @_ = readdir $dh;
closedir $dh;
map +($_, []), grep !/^\.\.?$/, @_;
};
if (-t STDOUT) {
while (1) {
print "\033[H\033[J", run();
my ($time, $us) = gettimeofday();
my ($sec, $min, $hour) = l...
Convert any object to a byte[]
...t form: [Serializable] class GameConfiguration { public map_options_t enumMapIndex; public Int32 iPlayerAmount; private Int32 iGameID; } byte[] baPacket; GameConfiguration objGameConfClient = new GameConfiguration(); baPacket = BinModle...
Hash Map in Python
...anged easily.
Rehashing is out of scope of this code.
class Node:
def __init__(self, key, value):
self.key = key
self.value = value
self.next = None
class HashMap:
def __init__(self):
self.store = [None for _ in range(16)]
def get(self, key):
ind...
__getattr__ on a module
How can implement the equivalent of a __getattr__ on a class, on a module?
8 Answers
...
Get original URL referer with PHP?
I am using $_SERVER['HTTP_REFERER']; to get the referer Url. It works as expected until the user clicks another page and the referer changes to the last page.
...
How can I maintain fragment state when added to the back stack?
...sion 1. Use version 2)
public class FragmentA extends Fragment {
View _rootView;
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
if (_rootView == null) {
// Inflate the layout for this fragment
_...
How to provide user name and password when connecting to a network share
... it in a hurry:
public class NetworkConnection : IDisposable
{
string _networkName;
public NetworkConnection(string networkName,
NetworkCredential credentials)
{
_networkName = networkName;
var netResource = new NetResource()
{
Scope = Reso...
Stack smashing detected
... errors, since it can't add red zones there
– toasted_flakes
Jan 7 '14 at 10:35
8
This answer is ...