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Calculate the median of a billion numbers
...AM of some smartphones.
public class Median {
public static void main(String[] args) {
long start = System.currentTimeMillis();
int[] numbers = new int[1_000_000_000];
System.out.println("created array after " + (System.currentTimeMillis() - start) + " ms");
...
Why would one omit the close tag?
...hp closing tag (?>) is so that the programmer doesn't accidentally send extra newline chars.
The reason you shouldn't leave off the php closing tag is because it causes an imbalance in the php tags and any programmer with half a mind can remember to not add extra white-space.
So for your questi...
Comparing two files in linux terminal
...lt;' get lines from FILE1
'%>' get lines from FILE2
'' (empty string) for removing lines from both files.
E.g: diff --changed-group-format="%<" --unchanged-group-format="" file1.txt file2.txt
[root@vmoracle11 tmp]# cat file1.txt
test one
test two
test three
test four
test ei...
jQuery UI dialog positioning
...
Darn, that's nice but it's deprecated- "Note: The String and Array forms are deprecated." api.jqueryui.com/dialog/#option-position So you'd need to use the position object my/at/of thingy. See the link there about "jQuery UI Position". You could get something like position...
FirstOrDefault: Default value other than null
...ception when I'm working with collections:
public class Foo
{
public string Bar{get; set;}
}
void Main()
{
var list = new List<Foo>();
//before C# 6.0
string barCSharp5 = list.DefaultIfEmpty(new Foo()).FirstOrDefault().Bar;
//C# 6.0 or later
var barCSharp6 = list.Firs...
Convert JS date time to MySQL datetime
...ion twoDigits(d) {
if(0 <= d && d < 10) return "0" + d.toString();
if(-10 < d && d < 0) return "-0" + (-1*d).toString();
return d.toString();
}
/**
* …and then create the method to output the date string as desired.
* Some people hate using prototypes thi...
Using member variable in lambda capture list inside a member function
...
The solution might make an unnecessary extra copy of grid though it probably gets optimized out. Shorter and better is: auto& tmp = grid; etc.
– Tom Swirly
Aug 10 '15 at 17:49
...
How to format a JavaScript date
...rt of the
ECMAScript Internationalization API), and then manually create a string
with the delimiters you want.
To do this, you can use DateTimeFormat#formatToParts. You could
destructure the array, but that is not ideal, as the array output depends on the
locale:
// example 1
const o_date_en = ...
How do I change selected value of select2 dropdown with JqGrid?
...ng with select 2 boxes where both boxes are populated with Ajax and I used extra data properties for the first box to set the value of the second using this. Again thank you!!!!
– Sam
Oct 26 '16 at 11:06
...
How to generate a create table script for an existing table in phpmyadmin?
...you don't want them in the next step.
Step 4 (Optional), filter out those extra executional-condition tokens this way:
mysqldump --no-data --skip-comments --compact --host=your_database_hostname_or_ip.com -u your_username --password=your_password your_database_name penguins > penguins.sql
Whi...