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BLE协议—广播和扫描 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...广播方式的报文有4种，分别为可连接的非定向广播（ADV_IND）、可连接的定向广播（ADV_DIRECT_IND）、可扫描非定向广播（ADV_SCAN_IND）、不可连接的非定向广播（ADV_NONCONN_IND）
4种广播的使用场景各不相同
可连接的非定向广播（A...
Token Authentication for RESTful API: should the token be periodically changed?
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edited Jul 24 '19 at 11:46
andorov
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Print string to text file
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edited May 2 '17 at 3:57
answered Mar 7 '11 at 0:34
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What are attributes in .NET?
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edited Feb 5 '19 at 19:28
answered Aug 21 '08 at 16:18
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Compiling problems: cannot find crt1.o
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edited Feb 2 '18 at 17:10
Evan Carroll
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How to do parallel programming in Python?
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edited Jan 10 '18 at 18:37
answered Jan 9 '18 at 23:08
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Reload django object from database
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As of Django 1.8 refreshing objects is built in. Link to docs.
def test_update_result(self):
obj = MyModel.objects.create(val=1)
MyModel.objects.filter(pk=obj.pk).update(val=F('val') + 1)
# At this point obj.val is still 1, but the value in the database
# was updated to 2. The ob...
How to parse unix timestamp to time.Time
...7-16 20:55:46 +0000 UTC
Playground: http://play.golang.org/p/v_j6UIro7a
Edit:
Changed from strconv.Atoi to strconv.ParseInt to avoid int overflows on 32 bit systems.
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Python requests - print entire http request (raw)?
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edited Apr 22 at 6:45
Calimo
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Detect when browser receives file download
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edited Feb 11 '17 at 17:58
David Passmore
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