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What is the memory consumption of an object in Java?
Is the memory space consumed by one object with 100 attributes the same as that of 100 objects, with one attribute each?
12...
The name 'ConfigurationManager' does not exist in the current context
... have also to add the reference to the assembly System.Configuration.dll , by
Right-click on the References / Dependencies
Choose Add Reference
Find and add System.Configuration.
This will work for sure.
Also for the NameValueCollection you have to write:
using System.Collections.Specialized;...
Secure Web Services: REST over HTTPS vs SOAP + WS-Security. Which is better? [closed]
I'm not a security expert by any means, but I favor creating REST-style web services.
11 Answers
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How to do joins in LINQ on multiple fields in single join
... simple optimisation (in LINQ to Objects, which includes LINQ to DataSets) by creating a lookup based on the inner sequence - think of it as a hashtable from key to a sequence of entries matching that key.
Doing that with date ranges is somewhat harder. However, depending on exactly what you mean b...
What is the best Distributed Brute Force countermeasure?
... users get bothered as little as possible.
In my scheme, this is achieved by setting a very restrictive maximum number of failed login attempts by unapproved IPs over, say, a 3-hour period (it may be wiser to use a shorter or longer period depending on type of service), and making that restriction ...
Should I test private methods or only public ones? [closed]
...ivate method B. A and B both make use of method C. C is changed (perhaps by you, perhaps by a vendor), causing A to start failing its tests. Wouldn't it be useful to have tests for B also, even though it's private, so that you know whether the problem is in A's use of C, B's use of C, or both?
T...
Django CharField vs TextField
...storage — and text (or similar) types — those are usually limited only by hardcoded implementation limits (not a DB schema).
PostgreSQL 9, specifically, states that "There is no performance difference among these three types", but AFAIK there are some differences in e.g. MySQL, so this is somet...
Find an item in List by LINQ?
...te that this will throw if the item doesn't exist. This solves the problem by resorting to nullable ints:
var tagged = list.Select((item, i) => new { Item = item, Index = (int?)i });
int? index = (from pair in tagged
where pair.Item == search
select pair.Index).FirstOrDef...
Add .gitignore to gitignore
... said, ignoring gitignore can be counter-productive if your repo is shared by multiple users.
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What algorithm does Readability use for extracting text from URLs?
...g to find a way of intelligently extracting the "relevant" text from a URL by eliminating the text related to ads and all the other clutter.After several months of researching, I gave it up as a problem that cannot be accurately determined. (I've tried different ways but none were reliable)
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