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Environment variables for java installation
...ramData\Oracle\Java\javapath; from the Path system environment variable in order to have a consistent environment.
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Turn off constraints temporarily (MS SQL)
..._SCHEMA AS TableSchema
FROM INFORMATION_SCHEMA.TABLES t
ORDER BY t.TABLE_NAME, t.TABLE_SCHEMA
OPEN triggerCursor
FETCH NEXT FROM triggerCursor INTO @tableName, @tableSchema
WHILE ( @@FETCH_STATUS = 0 )
BEGIN
SET @sql = 'ALTER TABLE ' + @tableSchema + '...
Difference between app.all('*') and app.use('/')
...
In most cases they would work equivalently. The biggest difference is the order in which middleware would be applied:
app.all() attaches to the application's router, so it's used whenever the app.router middleware is reached (which handles all the method routes... GET, POST, etc).
NOTICE: ap...
Is it expensive to use try-catch blocks even if an exception is never thrown?
...erved as though its statements, as written in the source code, executed in order up to some line.
Because in a try block an exception can be thrown (at any line in the try block! Some exceptions are thrown asynchronously, such as by calling stop on a Thread (which is deprecated), and even besides t...
Get Base64 encode file-data from Input Form
...beginning stuff (up to the first ,), but that's no biggie. This would take all the fun out though.
The hard way:
If you want to try it the hard way (or it doesn't work), look at readAsArrayBuffer(). This will give you a Uint8Array and you can use the method specified. This is probably only useful ...
Change priorityQueue to max priorityqueue
...ue<Integer> queue = new PriorityQueue<>(10, Collections.reverseOrder());
queue.offer(1);
queue.offer(2);
queue.offer(3);
//...
Integer val = null;
while( (val = queue.poll()) != null) {
System.out.println(val);
}
The Collections.reverseOrder() provides a Comparator that would sort...
Is MVC a Design Pattern or Architectural pattern
...P ( view ), JavaBeans ( Model ), Servlet ( controller ). Same concept with all the famous php framework ( symphony, zend, cake etc. ). But nowaday frontend frameworks looks like back end application and modern javascript frameworks use mvc ( html your view, controller your script, and model your j...
Handle file download from ajax post
...ent). I can easily detect Content-Type and Content-Disposition in my ajax call, but once I detect that the response contains a file, how do I offer the client to download it? I've read a number of similar threads here but none of them provide the answer I'm looking for.
...
Html code as IFRAME source rather than a URL
...e srcdoc-polyfill library only for them and the "pure" srcdoc attribute in all non-IE/Edge browsers (check caniuse.com to be sure).
<iframe srcdoc="<html><body>Hello, <b>world</b>.</body></html>"></iframe>
...
How to check BLAS/LAPACK linkage in NumPy and SciPy?
...n NumPy is built, it builds its own dot-product routines. These can be two orders of magnitude slower than ATLAS.
– Fred Foo
Sep 1 '13 at 12:33
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