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Postgres: “ERROR: cached plan must not change result type”
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Can I return the 'id' field after a LINQ insert?
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After you commit your object into the db the object receives a value in its ID field.
So:
myObject.Field1 = "value";
// Db is the datacontext
db.MyObjects.InsertOnSubmit(myObject);
db.SubmitChanges();
// You can retrieve the id fro...
CSS Input Type Selectors - Possible to have an “or” or “not” syntax?
...ox] {
// revert back to the original style
}
input.checkbox {
// for completeness, this would have worked even in IE3!
}
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Style child element when hover on parent
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Thank you, you've just helped me to make my web page come to life with CSS3.
– Nick Taras
May 21 '16 at 11:30
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How do you implement an async action delegate method?
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How do I deserialize a JSON string into an NSDictionary? (For iOS 5+)
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@Abizern its common to receive JSON as a string from somewhere outside of your application
– Chicowitz
Nov 9 '17 at 0:31
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How can I access an object property named as a variable in php?
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Four years later I've realized that I misread @Lamy comment. You're exactly right, Lamy. If the value of $property_name is the string '$t' then echo $object->$property_name works fine. I've updated my answer. Thanks and apologies!
– Jordan Running
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MongoDB atomic “findOrCreate”: findOne, insert if nonexistent, but do not update
... specify updates which should only happen when inserting documents.
This, combined with the upsert option, means you can use findAndModify to achieve an atomic findOrCreate-like operation.
db.collection.findAndModify({
query: { _id: "some potentially existing id" },
update: {
$setOnInsert:...