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Understanding __get__ and __set__ and Python descriptors
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Why do I need the descriptor class?
It gives you extra control over how attributes work. If you're used to getters and setters in Java, for example, then it's Python's way of doing that. One advantage is that it looks to users just like an attribute (there's no change in sy...
Are soft deletes a good idea? [duplicate]
...eleted_date field, instead of an is_deleted field. You get a nice piece of extra data instead of just the bit field.
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answered Apr 1 '10 at 13:02
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How to set a Default Route (To an Area) in MVC
...reViewEngine : VirtualPathProviderViewEngine
{
private static readonly string[] EmptyLocations = { };
public override ViewEngineResult FindView(
ControllerContext controllerContext, string viewName,
string masterName, bool useCache)
{
if (controllerContext == nul...
CSS: Control space between bullet and
...re any javascript or new features development etc had a good reason to add extra spans to your content, things could get messy)
– user56reinstatemonica8
Aug 7 '12 at 11:01
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Get MD5 hash of big files in Python
...k)
return md5.digest()
Note that the iter() func needs an empty byte string for the returned iterator to halt at EOF, since read() returns b'' (not just '').
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Composer: how can I install another dependency without updating old ones?
...ck file and any installed packages according to any fuzzy logic (> or * chars after the colons) found in composer.json! This can be avoided by using composer update vendor/package, but I wouldn't recommend making a habit of it, as you're one forgotten argument away from a potentially broken proje...
dispatch_after - GCD in Swift?
...rameter to the function, you can use Swift's "trailing closure" syntax for extra readability: dispatch_after(1, dispatch_get_main_queue()) { println("test") }
– Bill
Jun 5 '14 at 1:37
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Is there a Pattern Matching Utility like GREP in Windows?
...ndows 7/2008R2, optional for XP/2003/Vista/2008) which includes the select-string cmdlet for this purpose.
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Convert JsonNode into POJO
...e(fileReader, MyClass.class);
I say should because I'm using that with a String, not a BufferedReader but it should still work.
Here's my code:
String inputString = // I grab my string here
MySessionClass sessionObject;
try {
ObjectMapper objectMapper = new ObjectMapper();
sessionObject ...
Select something that has more/less than x character
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MSDN for it states:
Returns the number of characters of the specified string expression,
excluding trailing blanks.
Here's the link to the MSDN
For oracle/plsql you can use Length(), mysql also uses Length.
Here is the Oracle documentation:
http://www.techonthenet.com/oracle/functions/le...