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What is the difference between save and insert in Mongo DB?
...e save will do -> It will do normal insertion
upsert to insert.Now in this case as insert() do.
what that means, it means
take the document and replace
the complete document having same
_id.
Let us consider the two cases here for insert:-
1) Having _id of...
How do I access properties of a javascript object if I don't know the names?
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Now this actually answers the question, well done @Adam Lassek, very nicely done.
– nickl-
Sep 25 '12 at 15:05
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AngularJS with Django - Conflicting template tags
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Looks like the "fix" is closed. Does that mean that isn't now safe to use third-party components?
– Alex Okrushko
Dec 9 '12 at 23:37
1
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SQLAlchemy default DateTime
...key=True)
created_date = Column(DateTime, default=datetime.datetime.utcnow)
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Convert blob to base64
...res => {
// do what you wanna do
console.log(res); // res is base64 now
});
I write this helper function for my problem on React Native project, I wanted to download an image and then store it as a cached image:
fetch(imageAddressAsStringValue)
.then(res => res.blob())
.then(blobT...
How can I make XSLT work in chrome?
...r containing a web page as an attachment, which you download.
You open the now-local web page in your browser.
The local web page creates an <iframe> whose source is https://mail.google.com/mail/.
Because you are logged in to Gmail, the frame loads the messages in your inbox.
The local web pag...
How can one pull the (private) data of one's own Android app?
... Great when you need 1 file. Been using this for database. Facing the case now where I need multiple files.
– Dave Thomas
Oct 12 '16 at 16:26
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How to download a Nuget package without nuget.exe or Visual Studio extension?
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I think, this should be the accepted answer now as it's more actual.
– Alexey
Mar 11 '16 at 13:42
2
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How to highlight and color gdb output during interactive debugging?
... set inferior-tty command. ex. from my .gdbinit set inferior-tty /dev/tty2 now your stdout will not mess up $gdb -tui.
– netskink
Jan 18 '16 at 0:02
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~x + ~y == ~(x + y) is always false?
...d some y (mod 2n) such that
~(x+y) == ~x + ~y
By two's complement*, we know that,
-x == ~x + 1
<==> -1 == ~x + x
Noting this result, we have,
~(x+y) == ~x + ~y
<==> ~(x+y) + (x+y) == ~x + ~y + (x+y)
<==> ~(x+y) + (x+y) == (~x + x) + (~y + y)
<==> ~(x+y)...