大约有 40,000 项符合查询结果（耗时：0.0542秒） [XML]
In HTML I can make a checkmark with ✓ . Is there a corresponding X-mark?
... Not the comprehensive list, but a start at w3schools.com/tags/ref_symbols.asp
– Bill the Lizard
Apr 3 '09 at 0:44
5
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Center Google Maps (V3) on browser resize (responsive)
...
You want another event listener, I think for "center_changed" on the map object, that updates a global variable with the new coordinates, which you can then use in your setCenter.
– duncan
Jan 10 '12 at 11:15
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How do I include related model fields using Django Rest Framework?
...ializers.ModelSerializer):
teachers = TeacherSerializer(source='teacher_set')
class Meta:
model = Classroom
Note that we use the source argument on the serializer field to specify the attribute to use as the source of the field. We could drop the source argument by instead making...
Multiple inheritance for an anonymous class
...ited Jun 5 '14 at 14:45
aspiring_sarge
1,84711 gold badge2222 silver badges3232 bronze badges
answered May 1 '11 at 13:04
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Declare slice or make slice?
...lter(s []int, fn func(int) bool) []int {
var p []int // == nil
for _, v := range s {
if fn(v) {
p = append(p, v)
}
}
return p
}
It means that, to append to a slice, you don't have to allocate memory first: the nil slice p int[] is enough as a slice to ad...
JavaScript + Unicode regexes
...ts you build a JavaScript regular expression that matches characters that fall in any number of specified Unicode blocks.
I just did it for the "General Punctuation" and "Supplemental Punctuation" sub-ranges, and the result is as simple and straight-forward as I would have expected it:
[\u2000-\u20...
How to create a new java.io.File in memory?
...xt
Files.write(hello, ImmutableList.of("hello world"), StandardCharsets.UTF_8);
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cannot convert data (type interface {}) to type string: need type assertion
...]i to its value type, we have to do it individually:
// var items []i
for _, item := range items {
value, ok := item.(T)
dosomethingWith(value)
}
Performance
As for performance, it can be slower than direct access to the actual value as show in this stackoverflow answer.
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Add a background image to shape in XML Android
...t;/shape>
</item>
<item android:drawable="@drawable/image_name_here" />
</layer-list>
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Switch branch names in git
...ing else, then rename your new branch to master:
git branch -m master crap_work
git branch -m previous_master master
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