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How to sort a list in Scala by two fields?
...: rows.sortBy(r => (r.lastName, r.firstName))( Ordering.Tuple2(Ordering.String.reverse, Ordering.String) ).
– senia
Jun 18 '14 at 10:16
5
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Access Denied for User 'root'@'localhost' (using password: YES) - No Privileges?
...just connect with sudo mysql. If you run sql :
SELECT user,authentication_string,plugin,host FROM mysql.user;
then you will see it :
+------------------+-------------------------------------------+-----------------------+-----------+
| user | authentication_string ...
How to access object attribute given string corresponding to name of that attribute
...this and say i have a dataframe df1,and a variable x = 'df1' i.e. df1 as a string in var x. i want to print the shape of df like this, getattr(x, 'shape') or getattr('df1', 'shape'). I know this cannot be done with getattr, any other methods.
– ihightower
Feb 1...
Spring Data JPA find by embedded object property
...gion() did not work for me. The following works with the latest release of String Data JPA:
Page<QueuedBook> findByBookId_Region(Region region, Pageable pageable);
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Is there a predefined enumeration for Month in the .NET library?
...re.DateTimeFormat.GetMonthName (DateTime.Now.Month);
which will return a string representation (of the current month, in this case). Note that GetMonth takes arguments from 1 to 13 - January is 1, 13 is a blank string.
sha...
Java HashMap performance optimization / alternative
...better for my particular set of data". Like, suppose you were working with strings, and you took the length of the string for the hash value. (Not how Java's String.hashCode works, but I'm just making up a simple example.) If your strings have widely varying lengths, from 1 to 10,000, and are fairly...
node.js: read a text file into an array. (Each line an item in the array.)
...the final data into an array then wouldn't you also be able to fit it in a string and split it, as has been suggested?
In any case if you would like to process the file one line at a time you can also try something like this:
var fs = require('fs');
function readLines(input, func) {
var remainin...
Get type of a generic parameter in Java with reflection
...eterTypes[i]).getActualTypeArguments();
//parameters[0] contains java.lang.String for method like "method(List<String> value)"
}
}
I'm using jdk 1.6
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Cannot create an array of LinkedLists in Java…?
...
List<String>[] lst = new List[2];
lst[0] = new LinkedList<String>();
lst[1] = new LinkedList<String>();
No any warnings. NetBeans 6.9.1, jdk1.6.0_24
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orderBy multiple fields in Angular
...es the last column clicked and adds it to a growing list of clicked column string names, placing them in an array called sortArray. The built-in Angular "orderBy" filter simply reads the sortArray list and orders the columns by the order of column names stored there. So the last clicked column name ...