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How to create a trie in Python
... a version of get that also updates the dictionary.)
Next, a function to test whether the word is in the trie:
>>> def in_trie(trie, word):
... current_dict = trie
... for letter in word:
... if letter not in current_dict:
... return False
... current_...
Remove the last character in a string in T-SQL?
...
e.g.
DECLARE @String VARCHAR(100)
SET @String = 'TEST STRING'
-- Chop off the end character
SET @String =
CASE @String WHEN null THEN null
ELSE (
CASE LEN(@String) WHEN 0 THEN @String
ELSE LEFT(@String, LEN(@String) - 1)
END
...
Clear file cache to repeat performance testing
... works on later versions of Windows, but I used this long ago when writing test code to compare file compression libraries. I don't recall if read or write access affected this trick.
share
|
impro...
How can I decompress a gzip stream with zlib?
...http://www.zlib.net/manual.html#Advanced (section inflateInit2)
examples
test data:
>>> deflate_compress = zlib.compressobj(9, zlib.DEFLATED, -zlib.MAX_WBITS)
>>> zlib_compress = zlib.compressobj(9, zlib.DEFLATED, zlib.MAX_WBITS)
>>> gzip_compress = zlib.compressobj(9, ...
Proper REST response for empty table?
...e a redirection.
Why not 204 (No Content) ?
Here's an excerpt from the description of the 204 status code by w3c
The server has fulfilled the request but does not need to return an entity-body, and might want to return updated metainformation.
While this may seem reasonable in this case, I t...
Should developers have administrator permissions on their PC
...swer is 'Yes'. Developers will need to frig with system configurations to test items, install software (if nothing else, to test the installation process of whatever they happen to be developing), poke about the registry and run software that will not work properly without admin privileges (just to...
ASP.NET WebApi unit testing with Request.CreateResponse
I am trying to write some unit tests for my ApiController and faced some issues. There is a nice extension method called Request.CreateResponse that helps a lot with generating response.
...
Http Basic Authentication in Java using HttpClient?
...code(user + ":" + pwd);
HttpPost httpPost = new HttpPost("http://host:post/test/login");
httpPost.setHeader(HttpHeaders.AUTHORIZATION, "Basic " + encoding);
System.out.println("executing request " + httpPost.getRequestLine());
HttpResponse response = httpClient.execute(httpPost);
HttpEntity entity ...
Why can't overriding methods throw exceptions broader than the overridden method?
...den method declares the exception
Example:
class Super {
public void test() {
System.out.println("Super.test()");
}
}
class Sub extends Super {
@Override
public void test() throws IndexOutOfBoundsException {
// Method can throw any Unchecked Exception
Syste...
Benchmarking small code samples in C#, can this implementation be improved?
...myself benchmarking small chunks of code to see which implemnetation is fastest.
11 Answers
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