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How to save a BufferedImage as a File
...getWriterFormatNames methods of the ImageIO class. These methods return an array of strings listing all of the formats supported in this JRE.
String writerNames[] = ImageIO.getWriterFormatNames();
The returned array of names will include any additional plug-ins that are installed and any of these na...
Going from a framework to no-framework [closed]
...ork you're looking for as part of the standard library.
Use filter_input_array to declaratively sanitize stuff coming in from the outside.
Access your database via PDO with parameterized SQL to prevent SQL injection attacks.
Use the following PHP settings to make your site more resistant to sessio...
Optimal number of threads per core
... do I/O, and here is what I've found:
Note that all threads work on one array but different ranges (two threads do not access the same index), so the results may differ if they've worked on different arrays.
The 1.86 machine is a macbook air with an SSD. The other mac is an iMac with a normal HD...
How to speed up insertion performance in PostgreSQL
...irect attached storage, stop now. Back your data up, restructure your RAID array to RAID 10, and try again. RAID 5/6 are hopeless for bulk write performance - though a good RAID controller with a big cache can help.
If you have the option of using a hardware RAID controller with a big battery-backed...
How to Parse Command Line Arguments in C++? [duplicate]
... last one is the version number.
// The CmdLine object parses the argv array based on the Arg objects
// that it contains.
TCLAP::CmdLine cmd("Command description message", ' ', "0.9");
// Define a value argument and add it to the command line.
// A value arg defines a flag and ...
How can I add a PHP page to WordPress?
...t_id);
$descr = $post->post_excerpt;
// og:image
$img_data_array = get_attached_media('image', $post_id);
$img_src = null;
$img_count = 0;
foreach ( $img_data_array as $img_data ) {
if ( $img_count > 0 ) {
break;
} else {
++$img...
regex.test V.S. string.match to know if a string matches a regular expression
...he matches when matching a string against a regular expression. Returns an array with the matches or null if there are none.
Since null evaluates to false,
if ( string.match(regex) ) {
// There was a match.
} else {
// No match.
}
Performance
Is there any difference regarding performanc...
Using Mockito's generic “any()” method
I have an interface with a method that expects an array of Foo :
4 Answers
4
...
When should we use intern method of String on String literals
... hasReferenceVal public, without going into much detail that it expects an array of interned strings.
V2.0
public class MyClass
{
private String reference_val;
...
public boolean hasReferenceVal ( final String[] strings )
{
for ( String s : strings )
{
if ( s == reference_va...
When to use references vs. pointers
...ead of references.
Use references for aliasing (eg. int &current = someArray[i])
Regardless which one you use, don't forget to document your functions and the meaning of their parameters if they are not obvious.
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