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cancelling queued performSelector:afterDelay calls
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Is it possible to roll back CREATE TABLE and ALTER TABLE statements in major SQL databases?
...t undo
CREATE TABLE statements the user made during that transaction."
https://dev.mysql.com/doc/refman/5.7/en/implicit-commit.html
Tried a few different ways and it simply won't roll back..
Work around is to simply set a failure flag and do "drop table tblname" if one of the queries failed.. ...
Haskell: Converting Int to String
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Select between two dates with Django
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builtins.TypeError: must be str, not bytes
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Faster s3 bucket duplication
... moved Giga-bytes of data from one AWS region to another.
Check it out at https://github.com/cobbzilla/s3s3mirror, or download a Docker container from https://registry.hub.docker.com/u/pmoust/s3s3mirror/
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How to run multiple DOS commands in parallel?
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App Inventor 2 低功耗蓝牙(BLE) 硬件接入、数据通信及IO控制 - App Invent...
...00001-B5A3-F393-E0A9-E50E24DCCA9E。标准16位UUID技术文档请参考：https://www.bluetooth.com/specifications/assigned-numbers/。
点此自助购买 以上演示的aia源码。BLE专业文档更多关于BLE更深入的技术原理介绍，请参考BLE技术揭秘。
最后做个推广即...
Get all elements but the first from an array
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Difference between .success() and .complete()?
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