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Sum a list of numbers in Python
...# or you can do:
sum(i for i in a)
# 18
If the list contains integers as strings:
a = ['5', '6']
# import Decimal: from decimal import Decimal
sum(Decimal(i) for i in a)
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Could not establish trust relationship for SSL/TLS secure channel — SOAP
...s more appropriate.
public static class Ssl
{
private static readonly string[] TrustedHosts = new[] {
"host1.domain.com",
"host2.domain.com"
};
public static void EnableTrustedHosts()
{
ServicePointManager.ServerCertificateValidationCallback =
(sender, cer...
What regular expression will match valid international phone numbers?
... Google.
PhoneNumberUtil phoneNumberUtil = PhoneNumberUtil.getInstance();
String decodedNumber = null;
PhoneNumber number;
try {
number = phoneNumberUtil.parse(encodedHeader, null);
decodedNumber = phoneNumberUtil.format(number, PhoneNumberFormat.E164);
} catch (NumberParseE...
How do I merge a list of dicts into a single dict?
...)[0] for i in L)
{'a': 1, 'c': 1, 'b': 2, 'd': 2}
Note: the order of 'b' and 'c' doesn't match your output because dicts are unordered
if the dicts can have more than one key/value
>>> dict(j for i in L for j in i.items())
...
Why does javascript map function return undefined?
...
You aren't returning anything in the case that the item is not a string. In that case, the function returns undefined, what you are seeing in the result.
The map function is used to map one value to another, but it looks you actually want to filter the array, which a map function is not s...
Access Container View Controller from Parent iOS
...(void) prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender
{
NSString * segueName = segue.identifier;
if ([segueName isEqualToString: @"alertview_embed"]) {
AlertViewController * childViewController = (AlertViewController *) [segue destinationViewController];
AlertView *...
The requested resource does not support HTTP method 'GET'
....Http.AcceptVerbs("GET", "POST")]
[System.Web.Http.HttpGet]
public string Auth(string username, string password)
{...}
The reason why it doesn't work is because you were using the attributes that are from the MVC namespace System.Web.Mvc. The classes in the System.Web.Http namespace ...
What is the difference between Culture and UICulture?
...Console.WriteLine(date); // 02.01.2000 00:00:00
Console.WriteLine(number.ToString("C")); // 12.345,68 €
Thread.CurrentThread.CurrentCulture = new CultureInfo("fr-CA");
Console.WriteLine(date); // 2000-01-02 00:00:00
Console.WriteLine(number.ToString("C")); // 12 345,68 $
Thread.CurrentThread.Cur...
Detect Safari using jQuery
...
Using a mix of feature detection and Useragent string:
var is_opera = !!window.opera || navigator.userAgent.indexOf(' OPR/') >= 0;
var is_Edge = navigator.userAgent.indexOf("Edge") > -1;
var is_chrome = !!window.chrome && !is_opera && !i...
C: Run a System Command and Get Output? [duplicate]
... parameter - command would be fine. What they don't do is take the entire string and pass it to a shell interpreter thereby allowing you to perform shell-style redirections, etc. It is therefore impossible to use exec in the manner described to achieve the OP's goal.
– Alnita...