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Java Pass Method as Parameter
... of Java 8, lambda expressions are a nice solution as other answers have pointed out. The answer below was written for Java 7 and earlier...
Take a look at the command pattern.
// NOTE: code not tested, but I believe this is valid java...
public class CommandExample
{
public interface Comma...
Import CSV to SQLite
...
Here's how I did it.
Make/Convert csv file to be seperated by tabs (\t) AND not enclosed by any quotes (sqlite interprets quotes literally - says old docs)
Enter the sqlite shell of the db to which the data needs to be added
sqlite> .separator "\...
What is the meaning of “__attribute__((packed, aligned(4))) ”
... Consider the following structure:
typedef struct
{
char Data1;
int Data2;
unsigned short Data3;
char Data4;
}sSampleStruct;
sizeof(sSampleStruct) will be 12 rather than 8. Because of structure padding. By default, In X86, structures will be padded to 4-byte alignment:
type...
Error: Tablespace for table xxx exists. Please DISCARD the tablespace before IMPORT
I am fairly new to MySQL and I am getting a pretty interesting error on which I cannot find any help via google and the stackoverflow search.
...
Union Vs Concat in Linq
...tems), then items will not be compared by reference:
class X
{
public int ID { get; set; }
public override bool Equals(object obj)
{
X x = obj as X;
if (x == null)
return false;
return x.ID == ID;
}
public override int GetHashCode()
{
...
Double vs single quotes
... -> get special character
puts '\1' -> get \1
so looks like * was convert to escaped character in double quotes, but not in single quotes.
BTW, it will impact the output when using in regular expression
e.g.,
str.gsub(/regular expression/, '\1,\2')
...
Change EOL on multiple files in one go
... files are not already unix-style. Since replacing \n with \r\n will also convert \r\n to \r\r\n.
– Kirk Woll
Jan 10 '14 at 21:41
...
C++ wait for user input [duplicate]
...tem("pause") (need #include <iostream>).
PS: This method will also print Press any key to continue . . . on the screen. (seems perfect choice for you :))
Edit: As discussed here, There is no completely portable solution for this. Question 19.1 of the comp.lang.c FAQ covers this in some dept...
How to forward declare a C++ template class?
...ce the class you must include all of its arguments until the definition is introduced.
eg. Let's use std::vector without including it (the second argument of std::vector is defined with a default):
namespace std
{
template<typename, typename>
class vector;
}
#include <iostream>
...
Change app language programmatically in Android
...
Oh, looks like API level 17 introduced Context.createConfigurationContext(), which can be used to wrap the default context with locale-specific configuration and then call getResources on that without having to update the configuration on the resources ...