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What is the basic difference between the Factory and Abstract Factory Design Patterns? [closed]
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Source for this information taken from: http://java.dzone.com/news/intro-design-patterns-abstract
Abstract Factory vs. Factory Method
The methods of an Abstract Factory are implemented as Factory Methods. Both the Abstract Factory Pattern and the Factory Met...
Difference between Hashing a Password and Encrypting it
... silky: and how exactly are you going to get the original password back from your lousy hash function? I suggest you reread Dave's comment
– Vinko Vrsalovic
Sep 8 '09 at 6:28
1
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Should we use Nexus or Artifactory for a Maven Repo?
...al sources but need only one or two entries in your settings.xml
Deploying from Maven works out of the box (no need for WebDAV hacks, etc).
it's free
You can redirect access paths (i.e. some broken pom.xml requires "a.b.c" from "xxx"). Instead of patching the POM, you can fix the bug in Nexus and re...
How do I create and read a value from cookie?
How can I create and read a value from a cookie in JavaScript?
19 Answers
19
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How can I convert string date to NSDate?
...teFormatter()
dateFormatter.dateFormat = /* find out and place date format from
* http://userguide.icu-project.org/formatparse/datetime
*/
let date = dateFormatter.dateFromString(/* your_date_string */)
For further query, check NSDateFormatt...
How does a public key verify a signature?
...al signature, you are trying to prove that the document signed by you came from you. To do that, you need to use something that only YOU have: your private key.
A digital signature in its simplest description is a hash (SHA1, MD5, etc.) of the data (file, message, etc.) that is subsequently encry...
What is the difference between null and undefined in JavaScript?
...null;
alert(TestVar); //shows null
alert(typeof TestVar); //shows object
From the preceding examples, it is clear that undefined and null are two distinct types: undefined is a type itself (undefined) while null is an object.
null === undefined // false
null == undefined // true
null === null // ...
How to return a result from a VBA function
How do I return a result from a function?
4 Answers
4
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Eclipse hangs at the Android SDK Content Loader
...ctly:
Make sure that eclipse is not active. If it is active kill eclipse from the processes tab of the task manager
Open %USERPROFILE%/ on Windows or simply ~ on Linux/OS X (You can locate this folder from the Desktop)
Go to .android folder (This may be a hidden folder)
Delete the folder cache wh...
Run R script from command line
...@Dason I am also working with R script and I am trying to execute R script from Java program and I am seeing some error. Here is my question. See if you can help out. I am using your hello function example for now to make it simple.
– user1950349
Sep 16 '15 at ...