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When to choose checked and unchecked exceptions
...sed. The Java core API fails to follow these rules for SQLException (and sometimes for IOException) which is why they are so terrible.
Checked Exceptions should be used for predictable, but unpreventable errors that are reasonable to recover from.
Unchecked Exceptions should be used for everything...
What Makes a Good Unit Test? [closed]
... you are writing lots of automated tests and that you also have run into some common pitfalls when unit testing.
18 Answer...
MySQL LIKE IN()?
...ity of REGEXP to narrow my result set further than LIKE could provide. I came up with a hybrid solution where I used both LIKE and REGEXP; despite the REGEXP portion being sufficient to give me the correct results, using LIKE as well allowed MySQL to reduce the result set considerably before having ...
How to get index of object by its property in JavaScript?
...eturn i;
}
}
return -1;
}
var Data = [
{id_list: 2, name: 'John', token: '123123'},
{id_list: 1, name: 'Nick', token: '312312'}
];
With this, not only can you find which one contains 'John' but you can find which contains the token '312312':
findWithAttr(Data, 'name', 'Jo...
How do I URL encode a string
...xed it yet, I have been using this category to url-encode a string:
@implementation NSString (NSString_Extended)
- (NSString *)urlencode {
NSMutableString *output = [NSMutableString string];
const unsigned char *source = (const unsigned char *)[self UTF8String];
int sourceLen = strlen(...
Calculate a MD5 hash from a string
... You should always say where you get code from if you copy/paste from somewhere, otherwise it is classed as plagiarism.
– DavidG
Dec 4 '15 at 11:45
1
...
Passing data to Master Page in ASP.NET MVC
...w data:
public class IndexViewData : MasterViewData
{
public string Name { get; set; }
public float Price { get; set; }
}
Since I don't want individual controllers to know anything about putting together the master pages data I encapsulate that logic into a factory which is passed to each...
JavaScript implementation of Gzip [closed]
...//pieroxy.net/blog/pages/lz-string/index.html (Thanks to pieroxy in the comments).
I don't know of any gzip implementations, but the jsolait library (the site seems to have gone away) has functions for LZW compression/decompression. The code is covered under the LGPL.
// LZW-compress a string
fu...
Fragments onResume from back stack
I'm using the compatibility package to use Fragments with Android 2.2.
When using fragments, and adding transitions between them to the backstack, I'd like to achieve the same behavior of onResume of an activity, i.e., whenever a fragment is brought to "foreground" (visible to the user) after popin...
Duplicate log output when using Python logging module
...
The logging.getLogger() is already a singleton. (Documentation)
The problem is that every time you call myLogger(), it's adding another handler to the instance, which causes the duplicate logs.
Perhaps something like this?
import os
import time
import datetime
import logging...