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subtle differences between JavaScript and Lua [closed]
...ua, you can manipulate environments with getfenv and setfenv in Lua 5.1 or _ENV in Lua 5.2 and 5.3.
In JS, all functions are variadic. In Lua, functions must be explicitly declared as variadic.
Foreach in JS loops over object properties. Foreach in Lua (which use the keyword for) loops over iterator...
Should I use `import os.path` or `import os`?
....isfile()
– Nick T
Apr 27 '10 at 21:32
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How can I detect if the user is on localhost in PHP?
...
You can also use $_SERVER['REMOTE_ADDR'] for which IP address of the client requesting is given by the web server.
$whitelist = array(
'127.0.0.1',
'::1'
);
if(!in_array($_SERVER['REMOTE_ADDR'], $whitelist)){
// not valid
}
...
How do you convert a time.struct_time object into a datetime object?
...> datetime.datetime(*structTime[:6])
datetime.datetime(2009, 11, 8, 20, 32, 35)
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Representing graphs (data structure) in Python
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devsaw
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answered Aug 19 '17 at 15:36
Vineet JainVineet Jain
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Include all existing fields and add new fields to document
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Kaspar Lee
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answered Nov 25 '16 at 21:07
styvanestyvane
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创建增量同步Oracle物化视图问题 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术
...这个表上建立物化视图日志如“CREATE MATERIALIZED VIEW LOG ON T_tablename;”，再到数据库B上创建数据库链接和快速刷新的物化视图如“create materialized view mv_tablename refresh fast on demand start with sysdate next sysdate+1/288 as select * from T_tablename@dbli...
Is there a way to iterate over a dictionary?
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326
Yes, NSDictionary supports fast enumeration. With Objective-C 2.0, you can do this:
// To pri...
Return all enumerables with yield return at once; without looping through
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I came up with a quick yield_ snippet:
Here's the snippet XML:
<?xml version="1.0" encoding="utf-8"?>
<CodeSnippets xmlns="http://schemas.microsoft.com/VisualStudio/2005/CodeSnippet">
<CodeSnippet Format="1.0.0">
<Header&g...
Combining C++ and C - how does #ifdef __cplusplus work?
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answered Sep 24 '10 at 17:32
Andrew ShelanskyAndrew Shelansky
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