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Automatic creation date for Django model form objects?
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319
You can use the auto_now and auto_now_add options for updated_at and created_at respectively.
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Checking user's homepage in Internet Explorer
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answered Apr 4 '13 at 14:49
T.J. CrowderT.J. Crowder
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Can functions be passed as parameters?
...ing.
func value(x int) string {
return fmt.Sprintf("%v", x)
}
// quote123 passes 123 to convert func and returns quoted string.
func quote123(fn convert) string {
return fmt.Sprintf("%q", fn(123))
}
func main() {
var result string
result = value(123)
fmt.Println(result)
//...
iOS: How does one animate to new autolayout constraint (height)
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179
After updating your constraint:
[UIView animateWithDuration:0.5 animations:^{[self.view layou...
libpthread.so.0: error adding symbols: DSO missing from command line
When I'm compiling openvswitch-1.5.0, I've encountered the following compile error:
14 Answers
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How can I delete the current line in Emacs?
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213
C-a # Go to beginning of line
C-k # Kill line from current point
There is also
C-S-backspace...
MySQL - Make an existing Field Unique
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301
ALTER IGNORE TABLE mytbl ADD UNIQUE (columnName);
For MySQL 5.7.4 or later:
ALTER TABLE myt...
Can I find out the return value before returning while debugging in Eclipse?
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This feature was added to Eclipse version 4.7 M2 under Eclipse bug 40912.
To use it:
step over the return statement (using "Step Over" or "Step Return")
now the first line in the variable view will show the result of the return statement, as "[statement xxx] returned: "
See Eclipse Project...