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Is using a lot of static methods a bad thing?
...ll the methods in a class when that class doesn't require to keep track of internal states. For example, if I need to transform A into B and don't rely on some internal state C that may vary, I create a static transform. If there is an internal state C that I want to be able to adjust, then I add a ...
In Python, how does one catch warnings as if they were exceptions?
... Just a note that the above function will not work if your function only intermittently returns a warning because in the event that fxn() does not return a warning, then w will be an empty list. If w is an empty list (i.e. []), then running the code will give you the following error: IndexError: l...
How do I unit test web api action method when it returns IHttpActionResult?
...e a useable hierarchy or implicit conversion path for this to work without intimate knowledge of the controller implementation. Consider the following:
public class MixedCodeStandardController : ApiController {
public readonly object _data = new Object();
public IHttpActionResult Get() {
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What are Flask Blueprints, exactly?
I have read the official Flask documentation on Blueprints and even one or two blog posts on using them.
4 Answers
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Get nodes where child node contains an attribute
... //ap.selectXPath("//book[title/@lang='it']");
int i;
while((i=ap.evalXPath())!=-1){
System.out.println("index ==>"+i);
}
/*if (vn.endsWith(i, "< test")){
System.out.println(" good ");
}else
...
HTTP Basic Authentication - what's the expected web browser experience?
...ing them and check again.
If you are using IE and somesite.com is in your Intranet security zone, IE may be sending your windows credentials automatically.
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getting exception “IllegalStateException: Can not perform this action after onSaveInstanceState”
...re how it would - the bug you referenced in the support package is a NullPointerException, and doesn't seem much like this IllegalStateException...
– themightyjon
Nov 7 '12 at 16:48
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Generating a UUID in Postgres for Insert statement?
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uuid-ossp is a contrib module, so it isn't loaded into the server by default. You must load it into your database to use it.
For modern PostgreSQL versions (9.1 and newer) that's easy:
CREATE EXTENSION IF NOT EXISTS "uuid-ossp";
but for 9.0 and below you must instead ru...
Should I use a class or dictionary?
...structure where possible. In this case, a dictionary is sufficient for the intended purpose. The question where would your __init__ code go? is concerning. It could persuade a less experienced developer that only classes are to be used since an init method is not used in a dictionary. Absurd.
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Java ArrayList - how can I tell if two lists are equal, order not mattering?
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enhancing based on comments - System.out.println(((l1.size() == l2.size())&&l2.containsAll(l1)&&l1.containsAll(l2)));
– Nrj
Apr 7 '15 at 9:19
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