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What's the best way to retry an AJAX request on failure using jQuery?
... return;
}
if (xhr.status == 500) {
//handle error
} else {
//handle error
}
}
});
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How to use mysql JOIN without ON condition?
Is it possible to write join query without ON statement? and how do these joins differ LEFT JOIN, RIGHT JOIN works.
2 A...
How to disable “Save workspace image?” prompt in R?
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You can pass the --no-save command line argument when you start R, or you can override the q function:
utils::assignInNamespace(
"q",
function(save = "no", status = 0, runLast = TRUE)
{
.Internal(quit(save, status, runLast))
},
"base"
)
...
Https Connection Android
I am doing a https post and I'm getting an exception of ssl exception Not trusted server certificate. If i do normal http it is working perfectly fine. Do I have to accept the server certificate somehow?
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How to view file history in Git?
...pecifier that is a hash key (e.g. 14b8d0982044b0c49f7a855e396206ee65c0e787 and b410ad4619d296f9d37f0db3d0ff5b9066838b39). To view the difference between two different commits, use git diff with the first few characters of the revision specifiers of both commits, like so:
# diff between commits 14b8...
How to use transactions with dapper.net?
...tements on multiple tables. I am using dapper.net. I don't see any way to handle transactions with dapper.net.
5 Answers
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Android Studio: Javadoc is empty on hover
I have moved from Eclipse to Android Studio recently, and am liking it. However, I miss the Javadoc on hover feature from Eclipse.
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How update the _id of one MongoDB Document?
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You cannot update it. You'll have to save the document using a new _id, and then remove the old document.
// store the document in a variable
doc = db.clients.findOne({_id: ObjectId("4cc45467c55f4d2d2a000002")})
// set a new _id on the document
doc._id = ObjectId("4c8a331bda76c559ef000004")
//...
What MIME type should I use for CSV?
I've seen application/csv used and also text/csv .
5 Answers
5
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Show an image preview before upload
...at let the user interact with files locally; That means you can load files and render them in the browser without actually having to upload the files. Part of the File API is the FileReader interface which lets web applications asynchronously read the contents of files .
Here's a quick example that...