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How update the _id of one MongoDB Document?
...t in a variable
doc = db.clients.findOne({_id: ObjectId("4cc45467c55f4d2d2a000002")})
// set a new _id on the document
doc._id = ObjectId("4c8a331bda76c559ef000004")
// insert the document, using the new _id
db.clients.insert(doc)
// remove the document with the old _id
db.clients.remove({_id: Ob...
Difference between a Seq and a List in Scala
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Daniel C. SobralDaniel C. Sobral
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Create a tar.xz in one command
...member to man tar :)
tar cfJ <archive.tar.xz> <files>
Edit 2015-08-10:
If you're passing the arguments to tar with dashes (ex: tar -cf as opposed to tar cf), then the -f option must come last, since it specifies the filename (thanks to @A-B-B for pointing that out!). In that case, th...
How to delete object from array inside foreach loop?
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answered Feb 21 '10 at 2:56
prodigitalsonprodigitalson
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compilation warning: no rule to process file for architecture i386
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30
Because this is the list of source files that will be compiled, and normally you have already included <file>.h inside your <file&g...
How to count occurrences of a column value efficiently in SQL?
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edited Oct 1 '09 at 16:38
answered Oct 1 '09 at 13:30
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Sorting data based on second column of a file
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Matt RyallMatt Ryall
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Android Paint: .measureText() vs .getTextBounds()
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+100
You can do what I did to inspect such problem:
Study Android source code, Paint.java source, see both measureText and getTextBounds ...
Some font-size's rendered larger on Safari (iPhone)
...o your body, just for the iPhone:
@media screen and (max-device-width: 480px){
body{
-webkit-text-size-adjust: none;
}
}
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Right mime type for SVG images with fonts embedded
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answered Aug 13 '12 at 8:20
Erik DahlströmErik Dahlström
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