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Should we @Override an interface's method implementation?
...prohibited the annotation, with 1.6 it doesn't. The annotation provides an extra compile-time check, so if you're using 1.6 I'd go for it.
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Initial bytes incorrect after Java AES/CBC decryption
...e.commons.codec.binary.Base64;
public class Encryptor {
public static String encrypt(String key, String initVector, String value) {
try {
IvParameterSpec iv = new IvParameterSpec(initVector.getBytes("UTF-8"));
SecretKeySpec skeySpec = new SecretKeySpec(key.getByt...
what is faster: in_array or isset? [closed]
...ated and contain non-hashable objects. Keys must be unique and can only be strings and integers which makes them easily hashable. While you could create a one-to-one map that hashes both keys and values, this isn't how PHP's array works.
– David Harkness
Nov 20...
Precision String Format Specifier In Swift
...m David's response:
import Foundation
extension Int {
func format(f: String) -> String {
return String(format: "%\(f)d", self)
}
}
extension Double {
func format(f: String) -> String {
return String(format: "%\(f)f", self)
}
}
let someInt = 4, someIntFormat ...
How can I change my default database in SQL Server without using MS SQL Server Management Studio?
...names are provided without quotes. Brackets are needed if name had special chars (most common example will be domain user which is domain\username and won't work without brackets).
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How to recursively find and list the latest modified files in a directory with subdirectories and ti
...ew install coreutils and use gstat instead of stat
– CharlesB
Mar 28 '13 at 10:56
37
You don't ne...
What's the best way to validate an XML file against an XSD file?
...on:" + e);
} catch (IOException e) {}
The schema factory constant is the string http://www.w3.org/2001/XMLSchema which defines XSDs. The above code validates a WAR deployment descriptor against the URL http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd but you could just as easily validate against a ...
What is the difference between map and flatMap and a good use case for each?
...ses are red", "Violets are blue")) // lines
rdd.collect
res0: Array[String] = Array("Roses are red", "Violets are blue")
Now, map transforms an RDD of length N into another RDD of length N.
For example, it maps from two lines into two line-lengths:
rdd.map(_.length).collect
res1: Arr...
Append TimeStamp to a File Name
...ing a time stamp to the file name with something like this DateTime.Now.ToString().Replace('/', '-').Replace(':', '.') .
Is there a better way to do this?
...
A transport-level error has occurred when receiving results from the server [closed]
...ction pool of your app; as a result, when you pickup the shared connection string and try to execute it's not able to reach the database. If you are developing Visual Studio, simply close the temporary web server on your task bar.
If it happens in production, resetting your application pool for yo...