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In JPA 2, using a CriteriaQuery, how to count results
...onfuse these concepts :-) JPA comes with very powerfull/ complex API that allows you to do multiple joins/ fetches/ aggregations/ aliases etc in a single query. You have to deal with it while counting.
– G. Demecki
Sep 14 '15 at 8:16
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Java regex email
First of all, I know that using regex for email is not recommended but I gotta test this out.
20 Answers
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How to install a specific version of a ruby gem?
Using the command-line gem tool, how can I install a specific version of a gem?
6 Answers
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Why is (object)0 == (object)0 different from ((object)0).Equals((object)0)?
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The reason the calls behave different is they bind to very different methods.
The == case will bind to the static reference equality operator. There are 2 independent boxed int values created hence they are not the same reference.
In th...
How can I make SQL case sensitive string comparison on MySQL?
...y default. This means that if you search with col_name LIKE 'a%', you get all column values that start with A or a. To make this search case sensitive, make sure that one of the operands has a case sensitive or binary collation. For example, if you are comparing a column and a string that both have...
Why do we have map, fmap and liftM?
Why do we have three different functions that do essentially the same thing?
1 Answer
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Randomize a List
... Shuffle method, which is asking for trouble if the method is going to be called repeatedly. Below is a fixed, full example based on a really useful comment received today from @weston here on SO.
Program.cs:
using System;
using System.Collections.Generic;
using System.Threading;
namespace Simple...
Converting ISO 8601-compliant String to java.util.Date
... hours off UTC, so the string does not necessarily end with ":00".
ISO8601 allows only the number of hours to be included in the time zone, so "+01" is equivalent to "+01:00"
ISO8601 allows the usage of "Z" to indicate UTC instead of "+00:00".
The easier solution is possibly to use the data type c...
Is there a JavaScript / jQuery DOM change listener?
Essentially I want to have a script execute when the contents of a DIV change. Since the scripts are separate (content script in the Chrome extension & webpage script), I need a way simply observe changes in DOM state. I could set up polling but that seems sloppy.
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How do you rebase the current branch's changes on top of changes being merged in?
...ing branch, and the changes get merged in without rebasing the history at all. If I run git-rebase master , then the changes in master are rebased to be put on the top of my working branch. But what if I want to merge in the changes from master but rebase my changes in working to be on top...