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Concurrent vs serial queues in GCD
...URL = URL(string: "https://upload.wikimedia.org/wikipedia/commons/0/07/Huge_ball_at_Vilnius_center.jpg")!
let _ = try! Data(contentsOf: imgURL)
print("\(i) completed downloading")
}
}
}
Task will run in different thread(other than main thread) when you use as...
What's the recommended way to connect to MySQL from Go?
... on go-wiki.
Import when using MyMySQL :
import (
"database/sql"
_ "github.com/ziutek/mymysql/godrv"
)
Import when using Go-MySQL-Driver :
import (
"database/sql"
_ "github.com/go-sql-driver/mysql"
)
Connecting and closing using MyMySQL :
con, err := sql.Open("mymysql", datab...
How to verify if a file exists in a batch file?
...ing
)
If you do not need an "else", you can do something like this:
set __myVariable=
IF EXIST "C:\folder with space\myfile.txt" set __myVariable=C:\folder with space\myfile.txt
IF EXIST "C:\some other folder with space\myfile.txt" set __myVariable=C:\some other folder with space\myfile.txt
set _...
Use 'import module' or 'from module import'?
... * can be particularly useful, if using it as: if(windows):\n\t from module_win import * \n else: \n\t from module_lin import *. Then your parent module can potentially contain OS independent function names, if the function names in module_lin & module_win have same names. It's like conditionall...
PDO support for multiple queries (PDO_MYSQL, PDO_MYSQLND)
...in one statement. I've been Googleing and found few posts talking about PDO_MYSQL and PDO_MYSQLND.
7 Answers
...
How to get a random number in Ruby
... for a full blown framework:
require 'securerandom'
p SecureRandom.random_number(100) #=> 15
p SecureRandom.random_number(100) #=> 88
p SecureRandom.random_number #=> 0.596506046187744
p SecureRandom.random_number #=> 0.350621695741409
p SecureRandom.hex #=> "eb693ec8252cd630102fd...
Can't import my own modules in Python
...me the same error. I'm assuming it's because its in a sub-directory of the __init__.py?
– n0pe
Feb 21 '12 at 18:49
Oh ...
Android: failed to convert @drawable/picture into a drawable
...same thing. Also the name of the picture have been "jack", "abc", "question_mark" as you can see there are strictly in the rules of the what characters you can use, and still the error message keeps coming up. Any advice would be great on how to fix the problem, thanks.
...
Prevent browser caching of AJAX call result
... multiple requests happening within the same millisecond:
$.get('/getdata?_=' + new Date().getTime(), function(data) {
console.log(data);
});
Edit: This answer is several years old. It still works (hence I haven't deleted it), but there are better/cleaner ways of achieving this now. My prefe...
Does a view exist in ASP.NET MVC?
...nswered May 8 '13 at 23:35
Simon_WeaverSimon_Weaver
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