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Is an index needed for a primary key in SQLite?
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It does it for you.
INTEGER PRIMARY KEY columns aside, both UNIQUE and PRIMARY KEY
constraints are implemented by creating an index in the database (in
the same way as a "CREATE UNIQUE INDEX" statement would). Such an
index is used like any other index in the database ...
Can regular expressions be used to match nested patterns? [duplicate]
...bitrarily deep nesting, you need an arbitrarily large automaton, which collides with the notion of a finite automaton.
You can match nested/paired elements up to a fixed depth, where the depth is only limited by your memory, because the automaton gets very large. In practice, however, you should us...
Rails 4: before_filter vs. before_action
...red May 13 '13 at 10:27
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How to select first and last TD in a row?
...orking but your solution worked perfectly
– Mirza Obaid
Feb 13 at 6:10
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What to do Regular expression pattern doesn't match anywhere in string?
I am trying to match <input> type “hidden” fields using this pattern:
8 Answers
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Is there any way to not return something using CoffeeScript?
...like CoffeeScript automatically returns the last item in a scope. Can I avoid this functionality?
5 Answers
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How to access object attribute given string corresponding to name of that attribute
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If you want to keep the logic hidden inside the class, you may prefer to use a generalized getter method like so:
class Test:
def __init__(self):
self.attr1 = 1
self.attr2 = 2
def get(self,varname):
return getattr(self,var...
What are the differences between PMD and FindBugs?
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I'm using both. I think they complement each other.
As you said, PMD works on source code and therefore finds problems like: violation of naming conventions, lack of curly braces, misplaced null check, long parameter list, unnecessary constructor, missing break in switch, etc. PMD also...
Creating PHP class instance with a string
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
StackExchange.using("externalEditor", function() {
// Have to fire editor after snippets, if snippets enabled...
How to git bundle a complete repo
...of the .bundle file in the URLs section for clone. It gives me greater confidence to recommend its use.
– Philip Oakley
Aug 3 '12 at 13:19
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