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Split string in Lua?
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Here is my really simple solution. Use the gmatch function to capture strings which contain at least one character of anything other than the desired separator. The separator is **any* whitespace (%s in Lua) by default:
function mysplit ...
xtree(1796): warning C4800: “int”: 将值强制为布尔值“true”或“false...
...e\xtree(1775): 参见对正在编译的函数 模板 实例化“std::pair<_Ty1,_Ty2> std::_Tree<_Traits>::_Insert_nohint<std::pair<const _Kty,_Ty>&,_Nodety>(bool,_Valty,_Nodety)”的引用
1> with
1> [
1> _Ty1=std::_Tree_iterator<std::_Tree_val<std::_Tree_simple_t...
How to select rows with no matching entry in another table?
... I often like to wrap the left join as a subquery/inline view in order to ensure there is no interplay between the WHERE clause and the LEFT JOIN.
– Andrew Wolfe
Feb 7 '17 at 0:47
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How to launch Safari and open URL from iOS app
... if I am opening a website and user is surfing the website now if he stops by a particular page then can I get the current webpage link in my code?
– Varun Jain
Jun 1 '16 at 7:33
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How can I configure the font size for the tree item in the package explorer in Eclipse?
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Does your Eclipse .ini file contain a reference to 'smallFonts?' On Mac you might see something like...
-Dorg.eclipse.swt.internal.carbon.smallFonts
If you remove this line, you'll see the font size in various views fatten up.
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Is there a portable way to print a message from the C preprocessor?
...ng is not going to be great, as warnings are treated as errors for us generally, and we'd really like the message to be informational, rather than stop the compilation.
– Danny S
Mar 23 '15 at 4:10
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原文链接：https://blog.csdn.net/qq619203312/article/details/135333847
find filenames NOT ending in specific extensions on Unix?
Is there a simple way to recursively find all files in a directory hierarchy, that do not end in a list of extensions? E.g. all files that are not *.dll or *.exe
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Mapping many-to-many association table with extra column(s)
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As said before, with JPA, in order to have the chance to have extra columns, you need to use two OneToMany associations, instead of a single ManyToMany relationship.
You can also add a column with autogenerated values; this way, it can work as the prima...
MySQL “incorrect string value” error when save unicode string in Django
...8mb4 uses 33% more space than utf-8 you'll need to make these fields 33% smaller.
In this case, change the max_length from 255 to 191.
Alternatively you can edit your MySQL configuration to remove this restriction but not without some django hackery
UPDATE: I just ran into this issue again and ...