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How to find the sum of an array of numbers
...answered Apr 12 '17 at 7:31
OwChallieOwChallie
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best way to get the key of a key/value javascript object
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If you want to get all keys, ECMAScript 5 introduced Object.keys. This is only supported by newer browsers but the MDC documentation provides an alternative implementation (which also uses for...in btw):
if(!Object.keys) Object.keys = function...
Removing duplicate values from a PowerShell array
...ay that only had a count of 1. It was not clear if this is what the OP actually wanted however I was unable to find an example of this solution online so here it is.
$array=@'
Bananna
Apple
Carrot
Pear
Apricot
Pear
Bananna
'@ -split '\r\n'
($array | Group-Object -NoElement | ?{$_.count -eq 1}).Nam...
Python Create unix timestamp five minutes in the future
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Now in Python >= 3.3 you can just call the timestamp() method to get the timestamp as a float.
import datetime
current_time = datetime.datetime.now(datetime.timezone.utc)
unix_timestamp = current_time.timestamp() # works if Python >= 3.3
unix_timestamp_pl...
Pros and Cons of Interface constants [closed]
...mple of a good enough and a bad use:
Bad:
interface User {
const TYPE_ADMINISTRATOR = 1;
const TYPE_USER = 2;
const TYPE_GUEST = 3;
}
Good Enough:
interface HTTPRequest_1_1 {
const TYPE_CONNECT = 'connect';
const TYPE_DELETE = 'delete';
const TYPE_GET ...
How Do I Fetch All Old Items on an RSS Feed?
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RSS/Atom feeds does not allow for historic information to be retrieved. It is up to the publisher of the feed to provide it if they want such as in the blogger or wordpress examples you gave above.
The only reason that Google Reader has more inform...
Differences between “BEGIN RSA PRIVATE KEY” and “BEGIN PRIVATE KEY”
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Copying the content from the above link for quick reference:
#define PEM_STRING_X509_OLD "X509 CERTIFICATE"
#define PEM_STRING_X509 "CERTIFICATE"
#define PEM_STRING_X509_PAIR "CERTIFICATE PAIR"
#define PEM_STRING_X509_TRUSTED "TRUSTED CERTIFICATE"
#define PEM_STRING_X509_REQ_OLD "NEW CERTI...
Number of days between two NSDates [duplicate]
... current time zone, perfect for an app that shows information about places all around the world.
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Compiling Java 7 code via Maven
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Check the mvn script in your maven installation to see how it's building the command. Perhaps you or someone else has hard-coded a JAVA_HOME in there and forgotten about it.
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How to get the current time as datetime
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@YestayMuratov This handy webpage tells has all possible ways of formatting a date using the NSDateFormatter in Swift :) codingexplorer.com/…
– Max
Jun 20 '15 at 8:09
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