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Is onload equal to readyState==4 in XMLHttpRequest?
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It should be the same thing. onload was added in XMLHttpRequest 2 whereas onreadystatechange has been around since the original spec.
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App Inventor 2 SQLite 拓展：超流行兼容主流SQL语法的迷你本地数据库引擎 ...
... 教育 入门必读 中文教程 IoT专题 AI2拓展 ChatGPT接入 Aia Store 开通VIP 搜索 App Inventor 2 SQLite 拓展：超流行兼容...
How do I create a Python function with optional arguments?
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How to find out which JavaScript events fired?
... awesome is Visual Event:
http://www.sprymedia.co.uk/article/Visual+Event+2
It highlights all of the elements on a page that have been bound and has popovers showing the functions that are called. Pretty nifty for a bookmark! There's a Chrome plugin as well if that's more your thing - not sure abo...
How to use SCNetworkReachability in Swift
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(This answer was extended repeatedly due to changes in the Swift language, which made it a bit...
Force line-buffering of stdout when piping to tee
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edited Oct 9 '18 at 18:21
Greg Dubicki
3,19222 gold badges3636 silver badges5454 bronze badges
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Extract date (yyyy/mm/dd) from a timestamp in PostgreSQL
...te by suffixing it with ::date. Here, in psql, is a timestamp:
# select '2010-01-01 12:00:00'::timestamp;
timestamp
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2010-01-01 12:00:00
Now we'll cast it to a date:
wconrad=# select '2010-01-01 12:00:00'::timestamp::date;
date
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2010-01-01
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Binding arrow keys in JS/jQuery
...tion body as e = e || window.event; switch(e.which || e.keyCode) {.
(edit 2020)
Note that KeyboardEvent.which is now deprecated. See this example using KeyboardEvent.key for a more modern solution to detect arrow keys.
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Why is auto_ptr being deprecated?
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edited Mar 5 '13 at 20:17
user283145
answered Sep 13 '10 at 3:45
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