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mongodb find by multiple array items
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Depends on whether you're trying to find documents where words contains both elements (text and here) using $all:
db.things.find({ words: { $all: ["text", "here"] }});
or either of them (text or here) using $in:
db.things.find({ words: { $in: ["text", "here"] }});
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SSMS插件开发指南 - C/C++ - 清泛网 - 专注C/C++及内核技术
SSMS插件开发指南SQL Server Management Studio（SSMS）插件开发基本步骤同Visual Studio Addin插件开发，仅在配置部署方面、应用程序对象（Application DTE）有所差异，以下详细介绍。创建步骤同VS-Addin，请查看《VS Addin插件基本开发入门》。
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How to list empty folders in linux
In Linux how do I check all folders in a directory and output the name of all directories that are empty to a list.
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Remove a folder from git tracking
I need to exclude a folder (name uploads) from tracking. I tried to run
6 Answers
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Group by with multiple columns using lambda
How can I group by with multiple columns using lambda?
5 Answers
5
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GCC compile error with >2 GB of code
I have a huge number of functions totaling around 2.8 GB of object code (unfortunately there's no way around, scientific computing ...)
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Don't Echo Out cURL
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answered Dec 16 '09 at 22:54
Matt McCormickM...
A non well formed numeric value encountered
I have a form that passes two dates (start and finish) to a PHP script that will add those to a DB. I am having problems validating this. I keep getting the following errors
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Git number of commits per author on all branches
I'd like to get the number of commits per author on all branches. I see that
1 Answer
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Interfacing with structs and anonymous unions with c2hs
...bout encoding this chunk of C code in a .chs file so that c2hs can transform it to something relatively nice?
1 Answer
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