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Will using 'var' affect performance?
... Enumerable.Range(0,10).ToList();
}
Consider these three lines of code to call the method:
List<int> bar1 = Foo();
IList<int> bar = Foo();
var bar3 = Foo();
All three compile and execute as expected. However, the first two lines are not exactly the same, and the third line will match t...
Can I get Memcached running on a Windows (x64) 64bit environment?
...ownload. Now they have made it part of their commercial No-SQL DB offering called Membase. It can be configured to run in Memcached-only mode (i.e. without persistence) and there's a 100% free version too. Check it out here: http://www.membase.org/downloads
UPDATE 3: MemBase has slept with CouchDB ...
How to convert from System.Enum to base integer?
...e<T>, IEquatable<T>
{
return (T)(object)e;
}
Now you can call:
e.GetValue<int>(); //or
e.GetIntValue();
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Are typedef and #define the same in c?
...reprocessor macro, such as pointers to functions or arrays:
typedef int (*CALLBACK)(void);
typedef int *(*(*OBNOXIOUSFUNC)(void))[20];
...
CALLBACK aCallbackFunc; // aCallbackFunc is a pointer to a function
// returning int
OBNOXIOUSFUNC anObnoxiousFunc; // a...
How do I break out of nested loops in Java?
...
Technically the correct answer is to label the outer loop. In practice if you want to exit at any point inside an inner loop then you would be better off externalizing the code into a method (a static method if needs be) and then c...
Convert string to symbol-able in ruby
...ils got ActiveSupport::CoreExtensions::String::Inflections module that provides such methods. They're all worth looking at. For your example:
'Book Author Title'.parameterize.underscore.to_sym # :book_author_title
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Find the day of a week
...y names
c("Sunday", "Monday", "Tuesday", "Wednesday", "Thursday",
"Friday", "Saturday")[as.POSIXlt(df$date)$wday + 1]
## [1] "Wednesday" "Wednesday" "Thursday"
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How to get current date & time in MySQL?
...Create your 'servers' table as following :
CREATE TABLE `servers`
(
id int(11) NOT NULL PRIMARY KEY auto_increment,
server_name varchar(45) NOT NULL,
online_status varchar(45) NOT NULL,
_exchange varchar(45) NOT NULL,
disk_space varchar(45) NOT NULL,
network_sha...
Taking screenshot on Emulator from Android Studio
...tion but still, I don't know how to take a screenshot of Emulator via Android Studio. I recently switched from Eclipse to Android Studio and I could not find it anywhere, I tried to search on web too but no help.
...
How to check if the user can go back in browser history or not
...
Short answer: You can't.
Technically there is an accurate way, which would be checking the property:
history.previous
However, it won't work. The problem with this is that in most browsers this is considered a security violation and usually just returns...