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Putting a simple if-then-else statement on one line [duplicate]
...tax. However, is there an easier way of writing an if - then - else statement so it fits on one line?
5 Answers
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How can I match on an attribute that contains a certain string?
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Here's an example that finds div elements whose className contains atag:
//div[contains(@class, 'atag')]
Here's an example that finds div elements whose className contains atag and btag:
//div[contains(@class, 'atag') and contains(@class ,'btag')]
However...
`static` keyword inside function?
I was looking at the source for Drupal 7, and I found some things I hadn't seen before. I did some initial looking in the php manual, but it didn't explain these examples.
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fatal: The current branch master has no upstream branch
...gular password won't work (for https url), as explained here or here.
Same problem if your password contains special character (as in this answer)
If https doesn't work (because you don't want to generate a secondary key, a PAT: personal Access Token), then you can switch to ssh, as I have shown...
How to cherry-pick from a remote branch?
... "master" branch. I want to cherry-pick in a commit from another branch, named "zebra". The "zebra" branch is a remote branch.
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How do I get a list of column names from a psycopg2 cursor?
... general way to generate column labels directly from the selected column names, and recall seeing that python's psycopg2 module supports this feature.
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Is char signed or unsigned by default?
In the book "Complete Reference of C" it is mentioned that char is by default unsigned.
7 Answers
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How do I programmatically get the GUID of an application in .net2.0
...ed on a GuidAttribute instance attached to the Assembly
using System.Runtime.InteropServices;
static void Main(string[] args)
{
var assembly = typeof(Program).Assembly;
var attribute = (GuidAttribute)assembly.GetCustomAttributes(typeof(GuidAttribute),true)[0];
var id = attribute.Value;...
How to diff one file to an arbitrary version in Git?
...the first parent. You can replace master~20, of course, with the object name (SHA1sum) of a commit or any of the many other ways of specifying a revision.
Note that this is actually comparing the old pom.xml to the version in your working tree, not the version committed in master. If you want tha...
List comprehension in Ruby
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If you really want to, you can create an Array#comprehend method like this:
class Array
def comprehend(&block)
return self if block.nil?
self.collect(&block).compact
end
end
some_array = [1, 2, 3, 4, 5, 6]
new_array = some_array.comprehend {|x| x * 3 if x % 2 =...