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Why are static variables considered evil?
...scope. However, global variables is one of the defining characteristics of procedural or imperative programming paradigm, not a characteristic of "good" object oriented code. This is not to say the procedural paradigm is bad, but I get the impression your supervisor expects you to be writing "good o...
Are list-comprehensions and functional functions faster than “for loops”?
...et))
dt_f = time.time() - t0_f
Is the functional version faster than the procedural version?
def extract_dists_procedural(pts):
n_pts = len(pts)
l = []
for k_p1 in range(n_pts - 1):
for k_p2 in range(k_p1, n_pts):
l.append((pts[k_p1].x - pts[k_p2].x) ** 2 +
...
How to create a density plot in matplotlib?
...lly uniformed to possibly comment) and can be used for lots more work than analysing data, but as a long-time R user I do forget how succinct a language it is for such tasks until examples like this crop up.
– Gavin Simpson
Nov 11 '10 at 12:38
...
How to create materialized views in SQL Server?
...red locally in a form of table. The MVIEW is refreshed using a background procedure that kicks off at regular intervals or when the source data changes. Oracle allows for full or partial refreshes.
In SQL Server, I would use the following to create a basic MVIEW to (complete) refresh regularly.
...
throwing exceptions out of a destructor
...tructor might be called as part of "Stack unwinding".
Stack unwinding is a procedure which takes place when an exception is thrown.
In this procedure, all the objects that were pushed into the stack since the "try" and until the exception was thrown, will be terminated -> their destructors will b...
When should I use a table variable vs temporary table in sql server?
...mpiled according to the data (though for cached temporary tables in stored procedures the recompilation behaviour needs to be understood separately).
If the optimal plan for the query using the table is unlikely to ever change then you may consider a table variable to skip the overhead of statistics...
What does gcc's ffast-math actually do?
... does not look like really small and simple to me, not something one could analyse in depth in a few mins (or even hours). Among other things, it involves a seemingly harmless #pragma omp parallel for, and within the loop body you are both reading from and writing to addresses pointed to by function...
Differences between Ant and Maven [closed]
...JAR file. While there are some recent developments that help make Ant less procedural, a developer's experience with Ant is in coding a procedural language written in XML.
Contrast the previous Ant example with a Maven example. In Maven, to create a JAR file from some Java source, all you need to d...
Rich vs Anemic Domain Model [closed]
...our company demands that business logic stay in the database layer (stored procedures), then you almost certainly don't benefit from also adding that logic in a rich domain model. In fact, you could just be setting yourself up to run into conflicts where the stored procedures have different rules th...
Access denied for user 'test'@'localhost' (using password: YES) except root user
...e who did all the advice but the problem still persists.
Check for stored procedure and view DEFINERS. Those definers may no longer exists.
My problem showed up when we changed the wildcard host (%) to IP specific, making the database more secure. Unfortunately there are some views that are still ...