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JavaScript seconds to time string with format hh:mm:ss
...; // don't forget the second param
var hours = Math.floor(sec_num / 3600);
var minutes = Math.floor((sec_num - (hours * 3600)) / 60);
var seconds = sec_num - (hours * 3600) - (minutes * 60);
if (hours < 10) {hours = "0"+hours;}
if (minutes < 10) {minutes = "0"+minute...
Get yesterday's date using Date [duplicate]
... Date getMeYesterday(){
return new Date(System.currentTimeMillis()-24*60*60*1000);
}
Note: if you want further backward date multiply number of day with 24*60*60*1000 for example:
private Date getPreviousWeekDate(){
return new Date(System.currentTimeMillis()-7*24*60*60*1000);
}
Simila...
Difference between two dates in MySQL
...n exactly? I don't understand why multiplying the result of TIMEDIFF by 24*60*60 is not equal to the result of TIMESTAMPDIFF.
– David Tuite
Oct 22 '13 at 9:12
...
How to initialize an array in Java?
...
data[10] = {10,20,30,40,50,60,71,80,90,91};
The above is not correct (syntax error). It means you are assigning an array to data[10] which can hold just an element.
If you want to initialize an array, try using Array Initializer:
int[] data = {10,2...
How do I get the number of days between two dates in JavaScript?
...whole number to deal with DST.
return Math.round((second-first)/(1000*60*60*24));
}
alert(datediff(parseDate(first.value), parseDate(second.value)));
<input id="first" value="1/1/2000"/>
<input id="second" value="1/1/2001"/>
You should be aware that the "normal" Date AP...
How to calculate the number of days between two dates? [duplicate]
...
const oneDay = 24 * 60 * 60 * 1000; // hours*minutes*seconds*milliseconds
const firstDate = new Date(2008, 1, 12);
const secondDate = new Date(2008, 1, 22);
const diffDays = Math.round(Math.abs((firstDate - secondDate) / oneDay));
...
How to get time difference in minutes in PHP
...
Subtract the past most one from the future most one and divide by 60.
Times are done in Unix format so they're just a big number showing the number of seconds from January 1, 1970, 00:00:00 GMT
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What does the CSS rule “clear: both” do?
...onospace;
background: #EEE;
}
.float-left {
float: left;
width: 60px;
height: 60px;
background: #CEF;
}
.float-right {
float: right;
width: 60px;
height: 60px;
background: #CEF;
}
.clear-none {
clear: none;
background: #FFF;
}
<div class="float-left">fl...
Bash script to calculate time elapsed
...prints in "human" format:
secs_to_human() {
if [[ -z ${1} || ${1} -lt 60 ]] ;then
min=0 ; secs="${1}"
else
time_mins=$(echo "scale=2; ${1}/60" | bc)
min=$(echo ${time_mins} | cut -d'.' -f1)
secs="0.$(echo ${time_mins} | cut -d'.' -f2)"
secs=$(echo ${s...
Converting timestamp to time ago in PHP e.g 1 day ago, 2 days ago…
...lt; 1)
{
return '0 seconds';
}
$a = array( 365 * 24 * 60 * 60 => 'year',
30 * 24 * 60 * 60 => 'month',
24 * 60 * 60 => 'day',
60 * 60 => 'hour',
60 => 'minu...