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C# How can I check if a URL exists/is valid?
I am making a simple program in visual c# 2005 that looks up a stock symbol on Yahoo! Finance, downloads the historical data, and then plots the price history for the specified ticker symbol.
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Get type of a generic parameter in Java with reflection
...zedType)getClass().getGenericSuperclass())
.getActualTypeArguments()[0];
So there seems to be some reflection-magic around that I unfortunetly don't fully understand... Sorry.
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How to pass in password to pg_dump?
...aragraph where it explains it will be ignored if you don't set the mode to 0600).
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Simplest SOAP example
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205
This is the simplest JavaScript SOAP Client I can create.
<html>
<head>
<t...
Extracting numbers from vectors of strings
...inding a set of numbers in the start and capturing them
as.numeric(gsub("([0-9]+).*$", "\\1", years))
or
# pattern is to just remove _years_old
as.numeric(gsub(" years old", "", years))
or
# split by space, get the element in first index
as.numeric(sapply(strsplit(years, " "), "[[", 1))
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How to vertically center a container in Bootstrap?
...t;
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</div>
</div>
.vertical-center {
min-height: 100%; /* Fallback for browsers do NOT support vh unit */
min-height: 100vh; /* These two lines are counted as one :-) */
display: flex;
align-items: center;
}
Important notes (Considered in the demo):
A perce...
Sorting a Python list by two fields
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mouadmouad
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virtualenv --no-site-packages and pip still finding global packages?
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108
I had a problem like this, until I realized that (long before I had discovered virtualenv), I ...
Javascript: How to check if a string is empty? [duplicate]
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150
I check length.
if (str.length == 0) {
}
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How to check if there's nothing to be committed in the current branch?
...ies. is there someway exclude these directory?
– 9nix00
Feb 28 '11 at 10:26
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