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writing some characters like '
since the beginning of my programmation, I used some special character like "
3 Answers
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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:...
How to put a unicode character in XAML?
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Since XAML is an XML file format you could try the XML character escape. So instead of writing &\u2014, you could write — instead.
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impr...
Interfacing with structs and anonymous unions with c2hs
How would one go about encoding this chunk of C code in a .chs file so that c2hs can transform it to something relatively nice?
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Access “this” from Java anonymous class
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answered Jul 5 '09 at 14:07
Mykola GolubyevMykola Golubyev
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What does the X-SourceFiles header do?
Using a FileStreamResult in ASP.NET MVC 3, I get a response header like
1 Answer
1
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How to change int into int64?
Im trying to convert an integer into an integer64 in go but im having no luck. Anyone know an easy way to do this?
3 Answer...
What is ?= in Makefile
... indicates to set the KDIR variable only if it's not set/doesn't have a value.
For example:
KDIR ?= "foo"
KDIR ?= "bar"
test:
echo $(KDIR)
Would print "foo"
GNU manual: http://www.gnu.org/software/make/manual/html_node/Setting.html
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GROUP_CONCAT ORDER BY
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You can use ORDER BY inside the GROUP_CONCAT function in this way:
SELECT li.client_id, group_concat(li.percentage ORDER BY li.views ASC) AS views,
group_concat(li.percentage ORDER BY li.percentage ASC)
FROM li GROUP BY cli...