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Linq style “For Each” [duplicate]
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The Array and List<T> classes already have ForEach methods, though only this specific implementation. (Note that the former is static, by the way).
Not sure it really offers a great advantage over a foreach statement, but ...
how to check the dtype of a column in python pandas
...o, everything under number here: docs.scipy.org/doc/numpy-1.13.0/reference/arrays.scalars.html The general solution is is_numeric_dtype(agg[y])
– Attila Tanyi
Aug 8 '17 at 12:52
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How to get the first five character of a String
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You can use Enumerable.Take like:
char[] array = yourStringVariable.Take(5).ToArray();
Or you can use String.Substring.
string str = yourStringVariable.Substring(0,5);
Remember that String.Substring could throw an exception in case of string's length less tha...
Convert NaN to 0 in javascript
... '123' to a number.
The only unexpected thing may be if someone passes an Array that can successfully be converted to a number:
+['123'] // 123
Here we have an Array that has a single member that is a numeric string. It will be successfully converted to a number.
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How do I check if an object has a specific property in JavaScript?
...w sense, so declared as {} or created using constructor, it doesn't accept arrays or primitives. Not that the OP has required it, but some other answers present techniques that are more broad (work with arrays, strings etc.)
– Danubian Sailor
Aug 27 '14 at 12:2...
Laravel Eloquent groupBy() AND also return count of each group
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I've just added the lists command at the end so it will only return one array with key and count:
Laravel 4
$user_info = DB::table('usermetas')
->select('browser', DB::raw('count(*) as total'))
->groupBy('browser')
->lists('total','browser');
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Doing HTTP requests FROM Laravel to an external API
... instance returned.
$response->body() : string;
$response->json() : array;
$response->status() : int;
$response->ok() : bool;
$response->successful() : bool;
$response->serverError() : bool;
$response->clientError() : bool;
$response->header($header) : string;
$response->...
No generic implementation of OrderedDictionary?
...aluePair<TKey, TValue>>.CopyTo(KeyValuePair<TKey, TValue>[] array, int arrayIndex) {
_keyedCollection.CopyTo(array, arrayIndex);
}
int ICollection<KeyValuePair<TKey, TValue>>.Count {
get { return _keyedCollection.Count; }
}
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Delete element in a slice
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@Tyguy7 from the spec: "For arrays or strings, the indices are in range if 0 <= low <= high <= len(a), otherwise they are out of range." Maybe in your case high < low; in that case you'll get the error. (golang.org/ref/spec#Slice_expressions...
Can the jQuery UI Datepicker be made to disable Saturdays and Sundays (and holidays)?
...eforeShowDay
The function takes a date as a parameter and must return an array with [0] equal to true/false indicating whether or not this date is selectable and 1 equal to a CSS class name(s) or '' for the default presentation. It is called for each day in the datepicker before is it displayed.
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