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How do I compare two DateTime objects in PHP 5.2.8?
...jects can be compared using comparison operators.
$date1 = new DateTime("now");
$date2 = new DateTime("tomorrow");
var_dump($date1 == $date2); // false
var_dump($date1 < $date2); // true
var_dump($date1 > $date2); // false
For PHP versions before 5.2.2 (actually for any version), you can ...
How to detect online/offline event cross-browser?
...k when the user
follows links or when a script
requests a remote page (or knows that
such an attempt would fail), and must
return true otherwise.
Finally, the spec notes:
This attribute is inherently
unreliable. A computer can be
connected to a network without having
Internet access.
...
How can I beautify JavaScript code using Command Line?
...an mix and match Java and Javascript in your Rhino run scripts, so if you know a little Java it shouldn't be too hard to get this running with text-streams as well.
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...
Number of days between two dates in Joda-Time
...
You should now use .withTimeAtStartOfDay() instead of .toDateMidnight()
– bgolson
Oct 29 '13 at 16:54
2
...
VIM + JSLint?
...tput a error list that can be used with the VIM quickfix window (:copen).
Now set the following in VIM:
set makeprg=cat\ %\ \\\|\ /my/path/to/js\ /my/path/to/mylintrun.js\ %
set errorformat=%f:%l:%c:%m
where you have to change /my/path/to/js to the path to SpiderMonkey and /my/path/to/mylintrun....
Unique Constraint in Entity Framework Code First
...d compliant you should absolutely be able to enforce uniqueness this way. Now whether EF allows you to properly manage the transaction lifecycle this way is another question.
– mattmc3
May 1 '11 at 0:21
...
Why is January month 0 in Java Calendar?
...ng what's wrong with it would take a very long time (and I'm sure I don't know half of the problems). Admittedly working with dates and times is tricky, but aaargh anyway.
Do yourself a favour and use Joda Time instead, or possibly JSR-310.
EDIT: As for the reasons why - as noted in other answers,...
Expand a random range from 1–5 to 1–7
... sampling, e.g.:
int i;
do
{
i = 5 * (rand5() - 1) + rand5(); // i is now uniformly random between 1 and 25
} while(i > 21);
// i is now uniformly random between 1 and 21
return i % 7 + 1; // result is now uniformly random between 1 and 7
This has an expected runtime of 25/21 = 1.19 itera...
How to generate a random string of a fixed length in Go?
...eneral solution we're improving is this:
func init() {
rand.Seed(time.Now().UnixNano())
}
var letterRunes = []rune("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ")
func RandStringRunes(n int) string {
b := make([]rune, n)
for i := range b {
b[i] = letterRunes[rand.Intn(...
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_...