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Creating Multifield Indexes in Mongoose / MongoDB
...ommand can be used to create compound index for nested json:
db.ACCOUNT_collection.createIndex({"account.id":1,"account.customerId":1},{unique:1})
Mongo json structure is like :
{"_id":"648738"
"account": {
"id": "123",
"customerId": 7879,
"name": "test"
..
..
}
}
I hav...
How to make git ignore changes in case?
... into account. ignorecase = false did the trick, it was defaulted to true -_-
– Alex C
Mar 31 '16 at 14:36
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Having options in argparse with a dash
...away the initial -- string. Any internal - characters will be converted to _ characters to make sure the string is a valid attribute name
So you should be using args.pm_export.
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How can I convert NSDictionary to NSData and vice versa?
...let data = NSKeyedArchiver.archivedData(withRootObject: dataFromNetwork) [_SwiftValue encodeWithCoder:]: unrecognized selector sent to instance ...
– mythicalcoder
Nov 3 '16 at 14:46
...
Callback on CSS transition
...EventNames[name] }
}
}
return false // explicit for ie8 ( ._.)
}
// http://blog.alexmaccaw.com/css-transitions
$.fn.emulateTransitionEnd = function (duration) {
var called = false, $el = this
$(this).one($.support.transition.end, function () { called = true })
var ...
What does void mean in C, C++, and C#?
... to be run and a pointer to the data to be passed to the function:
struct _deferred_work {
sruct list_head mylist;
.worker_func = bar;
.data = somedata;
} deferred_work;
Then a kernel thread goes over a list of deferred work and when it get's to this node it effectively executes:
bar(some...
Excluding directories in os.walk
...ld a comprehension only for its side effects...
– 301_Moved_Permanently
Nov 5 '16 at 9:33
3
This ...
How to redirect to Index from another controller?
...er
{
// GET: /<controller>/
public IActionResult _Layout(string btnLogout)
{
if (btnLogout != null)
{
return LocalRedirect("~/Index");
}
return View();
}
}
...
pandas: multiple conditions while indexing data frame - unexpected behavior
...
You can use query(), i.e.:
df_filtered = df.query('a == 4 & b != 2')
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Set a default parameter value for a JavaScript function
...S2015, default parameters are in the language specification.
function read_file(file, delete_after = false) {
// Code
}
just works.
Reference: Default Parameters - MDN
Default function parameters allow formal parameters to be initialized with default values if no value or undefined is pass...