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Making interface implementations async
...troduce another interface for async operations. New interface must inherit from original interface.
Example:
interface IIO
{
void DoOperation();
}
interface IIOAsync : IIO
{
Task DoOperationAsync();
}
class ClsAsync : IIOAsync
{
public void DoOperation()
{
DoOperationAs...
Is 0 a decimal literal or an octal literal?
...g of one or more characters that is significant as a group." appears to be from this Wikipedia article.
– Keith Thompson
Oct 30 '14 at 20:25
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Create Directory if it doesn't exist with Ruby
...
Edit2: you do not have to use FileUtils, you may do system call (update from @mu is too short comment):
> system 'mkdir', '-p', 'foo/bar' # worse version: system 'mkdir -p "foo/bar"'
=> true
But that seems (at least to me) as worse approach as you are using external 'tool' which may be u...
Redis key naming conventions?
....key;
}
}
An user requests an object with key toy/666. How to get it from Redis? A Node.js related example:
redis.get(key, function reply_callback(error, toystring) {
var toy = JSON.parse(toystring);
...
}
No need to convert slashes to colons and vice versa. Convenient, don't you th...
jQuery posting JSON
...
Patrioticcow said: "what if i want to send the json from var value" Unless the value is an array or an object this is not valid JSON.
– andsens
Nov 21 '12 at 14:42
...
Why does Dijkstra's algorithm use decrease-key?
... to enqueue into the priority queue and Td is the time required to dequeue from the priority queue.
In an implementation of Dijkstra's algorithm that supports decrease-key, the priority queue holding the nodes begins with n nodes in it and on each step of the algorithm removes one node. This means...
Providing white space in a Swing GUI
...eaningful space while also paying attention to clutter separates the wheat from the chaff.
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How to “re-run with -deprecation for details” in sbt?
...server. You could use it separately. Or could just copy some functionality from it.
– ayvango
Jun 18 '18 at 0:02
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What is a Context Free Grammar?
...gular grammar because it has rules which generate two non-terminal symbols from a single nonterminal symbol, which is not allowed in regular grammars (also, as OP pointed out, it has rules with multiple nonterminal symbols on the left). en.wikipedia.org/wiki/Regular_grammar
– a...
Nginx not picking up site in sites-enabled?
...
Changing from:
include /etc/nginx/sites-enabled/*;
to
include /etc/nginx/sites-enabled/*.*;
fixed my issue
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