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PostgreSQL, checking date relative to “today”
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select * from mytable where mydate > now() - interval '1 year';
If you only care about the date and not the time, substitute current_date for now()
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How to get UTC timestamp in Ruby?
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time = Time.now.getutc
Rationale: In my eyes a timestamp is exactly that: A point in time. This can be accurately represented with an object. If you need anything else, a scalar value, e.g. seconds since the Unix epoch, 100-ns interval...
Android Studio vs Eclipse + ADT Plugin? [closed]
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The last update is now more than a year old, so here goes another update (25th of October 2016):
TL;DR
Eclipse ADT has been deprecated and should no longer be used.
Android Studio is a stable product and is updated much more frequently than ...
How to change time in DateTime?
... s = ...;
TimeSpan ts = new TimeSpan(10, 30, 0);
s = s.Date + ts;
s will now be the same date, but at 10.30am.
Note that DateTime disregards daylight saving time transitions, representing "naive" Gregorian time in both directions (see Remarks section in the DateTime docs). The only exceptions are...
Getting current date and time in JavaScript
..."0":"") + (this.getMonth()+1) +"/"+ this.getFullYear();
}
// For the time now
Date.prototype.timeNow = function () {
return ((this.getHours() < 10)?"0":"") + this.getHours() +":"+ ((this.getMinutes() < 10)?"0":"") + this.getMinutes() +":"+ ((this.getSeconds() < 10)?"0":"") + this.getS...
Controlling fps with requestAnimationFrame?
...t seems like requestAnimationFrame is the de facto way to animate things now. It worked pretty well for me for the most part, but right now I'm trying to do some canvas animations and I was wondering: Is there any way to make sure it runs at a certain fps? I understand that the purpose of rAF is f...
How do I put an already-running process under nohup?
...suspend the process and SIGCONT will resume the process, in background. So now, closing both your terminals won't stop your process.
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How to get the current time in YYYY-MM-DD HH:MI:Sec.Millisecond format in Java?
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Using Java 8 datetime API: LocalDateTime.now().format(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss.SSS"))
– rsinha
Dec 14 '17 at 19:41
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Convert Django Model object to dict with all of the fields intact
...state': <django.db.models.base.ModelState at 0x7ff0993f6908>,
'auto_now_add': datetime.datetime(2018, 12, 20, 21, 34, 29, 494827, tzinfo=<UTC>),
'foreign_key_id': 2,
'id': 1,
'normal_value': 1,
'readonly_value': 2}
This is by far the simplest, but is missing many_to_many, foreign_...
Automatic creation date for Django model form objects?
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You can use the auto_now and auto_now_add options for updated_at and created_at respectively.
class MyModel(models.Model):
created_at = models.DateTimeField(auto_now_add=True)
updated_at = models.DateTimeField(auto_now=True)
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