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Java Generate Random Number Between Two Given Values [duplicate]
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edited Oct 29 '18 at 0:01
Ivonet
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Subqueries vs joins
I refactored a slow section of an application we inherited from another company to use an inner join instead of a subquery like:
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What does Expression.Quote() do that Expression.Constant() can’t already do?
... LINQ's Expression.Quote method?” , but if you read on you will see that it doesn’t answer my question.
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Java - JPA - @Version annotation
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But still I am not sure how it works?
Let's say an entity MyEntity has an annotated version property:
@Entity
public class MyEntity implements Serializable {
@Id
@GeneratedValue
private Long id;
private String name;
@Versio...
How to wrap async function calls into a sync function in Node.js or Javascript?
... you maintain a library that exposes a function getData . Your users call it to get actual data:
var output = getData();
Under the hood data is saved in a file so you implemented getData using Node.js built-in fs.readFileSync . It's obvious both getData and fs.readFileSync are sync func...
Convert a JSON string to object in Java ME?
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I used a few of them and my favorite is,
http://code.google.com/p/json-simple/
The library is very small so it's perfect for J2ME.
You can parse JSON into Java object in one line like this,
JSONObject json = (JSONObject)new JSONParser().parse("{\"name\"...
Computed read-only property vs function in Swift
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It seems to me that it's mostly a matter of style: I strongly prefer using properties for just that: properties; meaning simple values that you can get and/or set. I use functions (or methods) when actual work is being done. ...
How do I add more members to my ENUM-type column in MySQL?
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edited Jan 25 '18 at 21:21
Hannele
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How to force garbage collector to run?
...rces garbage collector to run. This is not recommended but can be used if situations arise.
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Microsoft.Jet.OLEDB.4.0' provider is not registered on the local machine
I created a windows application developed in .NET 3.5 in a 32 bit Windows 2008 server. When deployed the application in a 64 bit server it shows the error "Microsoft.Jet.OLEDB.4.0' provider is not registered on the local machine ".
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