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Convert PDF to clean SVG? [closed]
... Java OCR and creation of higher-level graphics primitives (arrows, boxes, etc.) See https://bitbucket.org/petermr/imageanalysis https://bitbucket.org/petermr/diagramanalyzer https://bitbucket.org/petermr/norma and https://bitbucket.org/petermr/ami-core . This is a funded project to capture 100 mill...
PDO Prepared Inserts multiple rows in single query
...Value(':v1_2', $data[0][1]);
$stmt->bindValue(':v1_3', $data[0][2]);
// etc...
$stmt->execute();
Or:
$stmt = $pdo->prepare('INSERT INTO foo VALUES(:a, :b, :c)');
foreach($data as $item)
{
$stmt->bindValue(':a', $item[0]);
$stmt->bindValue(':b', $item[1]);
$stmt->bind...
What is the most pythonic way to check if an object is a number?
...s scalar-like. If you have values of different type (i.e. string, numeric, etc.) coming through, then the logic of your program may need some work - how did you end up trying to multiply a string by a numeric vector in the first place?
...
When to use generic methods and when to use wild-card?
...rc);
src, essentially, can accept List<Double>, List<Float>, etc. as there is an upper bound to the parameterized type found in dest.
The 2nd option will force you to bind S for every type you want to copy, like so
//For double
Collections.copy(List<Number> dest, List<Doubl...
How to inherit from a class in javascript?
...e.log( Object.getPrototypeOf(Object.getPrototypeOf(tiger)) ); // Animal
// Etc. to get to Lifeform
Here is another good resource from MDN, and here is a jsfiddle so you can try it out.
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What are Runtime.getRuntime().totalMemory() and freeMemory()?
...tion</i>: May include no longer referenced objects, soft references, etc.
* that will be swept away by the next garbage collection.
*/
public long getUsed() {
return getAllocatedTotal() - getAllocatedFree();
}
/**
* <b>Maximum allocation</b>: the...
Performance differences between debug and release builds
...ted by code that runs elsewhere. Reading a file, executing a dbase query, etc. Making the work the JIT optimizer does completely invisible. It doesn't mind though :)
The JIT optimizer is pretty reliable code, mostly because it has been put to the test millions of times. It is extremely rare to ...
What does “xmlns” in XML mean?
...the appropriate xmlns. For example, mash up friend of a friend with vCard, etc.
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SQlite Getting nearest locations (with latitude and longitude)
...t locations to the parameters I put in (ex. My current location - lat/lng, etc.).
5 Answers
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Samples of Scala and Java code where Scala code looks simpler/has fewer lines?
...(this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
Person person = (Person) o;
if (firstName != null ? !firstName.equals(person.firstName) : person.firstName != null) {
return false;
...