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“open/close” SqlConnection or keep open?
...ion()) {} public SqlConnection GetConnection() { return new SqlConnection(_connectionString); }
– ganders
Jan 23 at 17:12
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How to convert JSON to CSV format and store in a variable
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Output:
title,description,link,timestamp,image,embed,language,user,user_image,user_link,user_id,geo,source,favicon,type,domain,id
"Apple iPhone 4S Sale Cancelled in Beijing Amid Chaos (Design You Trust)","Advertise here with BSA Apple cancelled its scheduled sale of iPhone 4S in one of its store...
Should developers have administrator permissions on their PC
...scrubbed clean, but we know this is not the case.
– L_7337
Sep 13 '18 at 15:24
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Give all the permissions to a user on a DB
...user needs access to the database, obviously:
GRANT CONNECT ON DATABASE my_db TO my_user;
And (at least) the USAGE privilege on the schema:
GRANT USAGE ON SCHEMA public TO my_user;
Or grant USAGE on all custom schemas:
DO
$$
BEGIN
-- RAISE NOTICE '%', ( -- use instead of EXECUTE to see ge...
What is this Javascript “require”?
...Javascript find it?
The npm cli puts all the downloaded modules in a node_modules directory where you ran npm install. Node.js has very detailed documentation on how modules find other modules which includes finding a node_modules directory.
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ToList()— does it create a new list?
...tatic void RunChangeList()
{
var objs = Enumerable.Range(0, 10).Select(_ => new MyObject() { SimpleInt = 0 });
var whatInt = ChangeToList(objs); // whatInt gets 0
}
public static int ChangeToList(IEnumerable<MyObject> objects)
{
var objectList = objects.ToList();
objectLi...
What is a semaphore?
...interestingly it has already been used: albahari.com/threading/part2.aspx#_Semaphore
– Igor Brejc
Mar 27 '15 at 8:50
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How to bind RadioButtons to an enum?
.... So instead I check if the value is different in my property setter : if (_myEnumBackingField == value) return;
– Stéphane
Mar 24 '11 at 12:55
8
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How to detect if a variable is an array
...ype.toString,
strArray = Array.toString(),
jscript = /*@cc_on @_jscript_version @*/ +0;
// jscript will be 0 for browsers other than IE
if (!jscript) {
Array.isArray = Array.isArray || function (obj) {
return toString.call(obj) == "[object Array]";
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How to play with Control.Monad.Writer in haskell?
..." ++ show (a `mod` b))
gcd' b (a `mod` b)
main :: IO()
main = mapM_ putStrLn $ snd $ W.runWriter (gcd' 8 3)
Code is currently runable here
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