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Error installing mysql2: Failed to build gem native extension
...t be 127.0.0.1, and if the password is number, it must be put in quote ex '123456' otherwise we can type normally ex admin123
– duykhoa
Oct 30 '12 at 7:46
...
How to write very long string that conforms with PEP8 and prevent E501
...t will result in a tuple, not a string. ;)
– bugmenot123
Sep 18 '15 at 13:00
7
Isn't adding the +...
jQuery deferreds and promises - .then() vs .done()
...tion (x) { // Suppose promise returns "abc"
console.log(x);
return 123;
}).then(function (x){
console.log(x);
}).then(function (x){
console.log(x)
})
The following results will get logged:
abc
123
undefined
While
promise.done(function (x) { // Suppose promise returns "abc"
...
Converting String to Int with Swift
...
swift 4.0
let stringNumber = "123"
let number = Int(stringNumber) //here number is of type "Int?"
//using Forced Unwrapping
if number != nil {
//string is converted to Int
}
you could also use Optional Binding other than forced binding.
eg...
Shared-memory objects in multiprocessing
...
123
If you use an operating system that uses copy-on-write fork() semantics (like any common unix)...
How to check if a string is a valid date
...
DateTime.parse "123" rescue nil . This returns a real date.. May 3 2017
– baash05
Apr 5 '17 at 6:09
3
...
Adding header for HttpURLConnection
...on.setConnectTimeout(60 * 1000);
String authorization="xyz:xyz$123";
String encodedAuth="Basic "+Base64.encode(authorization.getBytes());
connection.setRequestProperty("Authorization", encodedAuth);
int responseCode = connection.getResponseCode();
...
How to set a cookie for another domain
...an image on domain A.
<img src="http://www.example.com/cookie.php?val=123" style="display:none;">
And then on domain B that is example.com in cookie.php you'll have the following code:
<?php
setcookie('a', $_GET['val']);
?>
Hattip to Subin
...
How to parse a string to an int in C++?
... problem: what if the caller needs to distinguish between bad input (e.g. "123foo") and a number that is out of the range of int (e.g. "4000000000" for 32-bit int)? With stringstream, there is no way to make this distinction. We only know whether the conversion succeeded or failed. If it fails, we h...
Sort Dictionary by keys
...as worked for me:
let dicNumArray = ["q":[1,2,3,4,5],"a":[2,3,4,5,5],"s":[123,123,132,43,4],"t":[00,88,66,542,321]]
let sortedDic = dicNumArray.sorted { (aDic, bDic) -> Bool in
return aDic.key < bDic.key
}
share...