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Fast stable sorting algorithm implementation in javascript
... you are looking for something stable, the merge sort should do.
http://www.stoimen.com/blog/2010/07/02/friday-algorithms-javascript-merge-sort/
The code can be found at the above website:
function mergeSort(arr)
{
if (arr.length < 2)
return arr;
var middle = parseInt(arr.l...
When and how should I use a ThreadLocal variable?
...
That's exactly how the exPOJO framework (www.expojo.com) allows access to ORM Session/PersistenceManager without needing the overhead of annotations and injection. It is kind of like 'thread injection' instead of 'object injection'. It provides access to dependencie...
When to use CouchDB over MongoDB and vice versa
...
I summarize the answers found in that article:
http://www.quora.com/How-does-MongoDB-compare-to-CouchDB-What-are-the-advantages-and-disadvantages-of-each
MongoDB: Better querying, data storage in BSON (faster access), better data consistency, multiple collections
CouchDB: Bett...
Why are C character literals ints instead of chars?
...sment of C as a "high level assembler".
(See 6.3.3 on page 6-25 of http://www.dmv.net/dec/pdf/macro.pdf)
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How to re-sync the Mysql DB if Master and slave have different database incase of Mysql replication?
...its helps for you! You can use mk-table-sync. Please see this link: http://www.maatkit.org/doc/mk-table-sync.html
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how to check the jdk version used to compile a .class file [duplicate]
...
You can try jclasslib:
https://github.com/ingokegel/jclasslib
It's nice that it can associate itself with *.class extension.
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round() for float in C++
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It's available since C++11 in cmath (according to http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2012/n3337.pdf)
#include <cmath>
#include <iostream>
int main(int argc, char** argv) {
std::cout << "round(0.5):\t" << round(0.5) << std::endl;
s...
Singletons vs. Application Context in Android?
...rowser
Intent myIntent = new Intent(Intent.ACTION_VIEW, Uri.parse("http://www.google.com"));
and the problem is that, if the handset doesn't have enough memory, most of your classes (even Singletons) are cleaned to get some memory so, when returning from the browser to my app, it crashed everytim...
How do I use a compound drawable instead of a LinearLayout that contains an ImageView and a TextView
...mentation, but if you need to define a size of drawable use this library:
https://github.com/a-tolstykh/textview-rich-drawable
Here is a small example of usage:
<com.tolstykh.textviewrichdrawable.TextViewRichDrawable
android:layout_width="wrap_content"
android:layout_height="wr...
Show pending migrations in rails
...ationError that you need to rescue)
you can use needs_migration? method:
https://apidock.com/rails/v4.0.2/ActiveRecord/Migrator/needs_migration%3F/class
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