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ERROR 1396 (HY000): Operation CREATE USER failed for 'jack'@'localhost'
...lier without success, but perhaps something else was wrong. Trying it just now again, then re-creating the situation with another user, I found that this did in fact do the trick. Of course, the formal answer today was "not to be stupid" and to use REVOKE and DROP USER to do it right. I'm indebted t...
How to check if a string contains a substring in Bash
...ash, and, of course Bash:
stringContain() { [ -z "${2##*$1*}" ]; }
Then now:
$ if stringContain 'o "M3' 'echo "My String"';then echo yes;else echo no;fi
no
$ if stringContain 'o "M' 'echo "My String"';then echo yes;else echo no;fi
yes
... Or if the submitted string could be empty, as pointed o...
iPhone: Detecting user inactivity/idle time since last screen touch
...n];
}
else {
if (fabs([idleTimer.fireDate timeIntervalSinceNow]) < kMaxIdleTimeSeconds-1.0) {
[idleTimer setFireDate:[NSDate dateWithTimeIntervalSinceNow:kMaxIdleTimeSeconds]];
}
}
}
- (void)idleTimerExceeded {
[idleTimer release]; idleTimer = nil;
...
How to sort mongodb with pymongo
...ggregation pipeline is faster as compared to conventional .find().sort().
Now moving to the real explanation. There are two ways to perform sorting operations in MongoDB:
Using .find() and .sort().
Or using the aggregation pipeline.
As suggested by many .find().sort() is the simplest way to per...
Is there any particular difference between intval and casting to int - `(int) X`?
...e this is an old thread, and if you are still programming, then I hope you now see why this is actually the most obvious result. An int has no base because base is only used in string representations. Or more simply, an int of 12 in base 10 is the same as an int of 12 in base 99. It is still 12. ...
jQuery UI Sortable, then write order into a database
... "," + $(this).attr('data-article-id');
});
//articleorder now contains a comma separated list of the ID's of the articles in the correct order.
$.post('/saveorder.php', { order: articleorder })
.success(function(data) {
alert('saved');
})
.err...
How do you create a Swift Date object?
...her date-times, you can use one of the following methods.
Method 1
If you know the number of seconds before or after the 2001 reference date, you can use that.
let someDateTime = Date(timeIntervalSinceReferenceDate: -123456789.0) // Feb 2, 1997, 10:26 AM
Method 2
Of course, it would be easier to us...
Package objects
...ded to effectively use your API:
implicit def a2b(a: A): B = // ...
}
Now the definitions inside that package object are available inside the whole package foo.bar. Furthermore the definitions get imported when someone outside of that package imports foo.bar._.
This way you can prevent to requ...
tinyxml XML解析库下载（tinyxml2.h 和 tinyxml2.cpp） - 源码下载 - 清泛...
... misrepresented; you must
not claim that you wrote the original software. If you use this
software in a product, an acknowledgment in the product documentation
would be appreciated but is not required.
2. Altered source versions must be plainly marked as such, and
must not be misrepresented...
The forked VM terminated without saying properly goodbye. VM crash or System.exit called
... This is the exact problem I was facing on my Jenkins and it's resolved now. Thanks.
– Vighnesh Pai
Nov 14 '18 at 6:26
...