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Import SQL dump into PostgreSQL database
... switching hosts and the old one provided a SQL dump of the PostgreSQL database of our site.
15 Answers
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SQLite UPSERT / UPDATE OR INSERT
I need to perform UPSERT / INSERT OR UPDATE against a SQLite Database.
7 Answers
7
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How to check if a String contains only ASCII?
...letter. But is there a way to quickly find if a String only contains the base characters of ASCII?
12 Answers
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Java Delegates?
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Have you read this :
Delegates are a useful construct in event-based systems. Essentially
Delegates are objects that encode a method dispatch on a specified
object. This document shows how java inner classes provide a more
generic solution to such problems.
What is a Delegate?...
How to round up to the nearest 10 (or 100 or X)?
...nice" number is. The following lets us define "nice" as a vector with nice base values from 1 to 10. The default is set to the even numbers plus 5.
roundUpNice <- function(x, nice=c(1,2,4,5,6,8,10)) {
if(length(x) != 1) stop("'x' must be of length 1")
10^floor(log10(x)) * nice[[which(x &...
REST API Authentication
...however, it slows down the API a little bit.
Basic authentication - uses Base64 encoding on username and password
Digest authentication - hashes the username and password before sending them over the network.
OAuth is the best it can get. The advantages oAuth gives is a revokable or expirable t...
Different floating point result with optimization enabled - compiler bug?
...finite precision, or if you were working with a device that used a decimal-based rather than binary-based floating point representation. But, you aren't. Most computers use the binary IEEE floating point standard.
As Maxim Yegorushkin already noted in his answer, part of the problem is that intern...
Tar a directory, but don't store full absolute paths in the archive
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how about if you also want to select the files to backup based on a wildcard? -C /var/www/site1 *.dat doesn't work :(
– Andy Lorenz
Nov 5 '14 at 10:30
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Is it possible to have two partial classes in different assemblies represent the same class?
...to keep view code separate from model code, yet enable certain kinds of UI based on model properties. Check out Martin Fowler's excellent overview of the different flavours of MVC, MVP and whatnot: you'll find design ideas aplenty. I suppose you could also use Dependency Injection to tell the UI wha...
Java Constructor Inheritance
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Why not allow a derived class to optionally inherit its base constructors as does C++ (see www2.research.att.com/~bs/C++0xFAQ.html#inheriting)?
– Derek Mahar
Mar 27 '11 at 14:57
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