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Will strlen be calculated multiple times if used in a loop condition?
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@Prætorian, good point on the zero length string. I didn't consider that case when I wrote my comment. Does C++ evaluate the i > 0 expression on initial loop entry? If it doesn't, then you're right, the zero length case will...
Postgresql GROUP_CONCAT equivalent?
...need to cast the column value to TEXT if it is a non-stringable value (ie. uuid). This would look like string_agg(some_column::text, ',')
– Kendall
Sep 11 '19 at 16:56
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Explicitly set Id with Doctrine when using “AUTO” strategy
...ntity, even when the entity uses the stategies AUTO, SEQUENCE, IDENTITY or UUID.
You should never use it in production but it's really useful for functional tests.
The library will detect automatically the entities with an assigned id and replace the generator only when needed.
The library will fa...
Redis command to get all available keys?
... CLI usage example: redis-cli keys "*"
– XåpplI'-I0llwlg'I -
Nov 28 '16 at 10:11
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C...
How to use a class from one C# project with another C# project
...ect.
Change the default name of the file to something like library.py or façade.java, etc.
NOW the code recommendations to import libraries or using namespaces will work as described in the comments above and you don't have to change path statements or change solutions paths and solution names th...
App Inventor 2 DynamicComponents 拓展：动态创建AI2组件对象 · App Inventor 2 中文网
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生成一个随机的唯一 UUID。如果你不需要组件 ID，请在“创建”块中使用此块。
如果组件是由 Dynamic Components 扩展创建的，则返回“true...
How can I update NodeJS and NPM to the next versions?
...) Many of the others did not work for me as well.
– læran91
Sep 27 '18 at 11:51
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possibly undefined macro: AC_MSG_ERROR
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I had the same problem on RHEL7.5 with otto-de/libvmod-uuid
It was fixed by installing "autoconf-archive" packages
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What does middleware and app.use actually mean in Expressjs?
...ting? It seems you have showed it in your answer.
– sçuçu
Nov 3 '16 at 22:40
Can you explain your above example?, ho...
Java, How do I get current index/key in “for each” loop [duplicate]
... which won't be able to give you an index.
– Bjørn Vårdal
Aug 2 '17 at 0:25
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