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How can I get column names from a table in SQL Server?
I want to query the name of all columns of a table. I found how to do this in:
20 Answers
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Really weird eclipse keyboard behavior/bug?
I am using Helios on Mac Snow Leopard. I don't know why but all of a sudden my arrow keys and delete button start not working only on Eclipse (so Eclipse ignores them) but the rest of the buttons works just fine. There is no exception/error thrown anywhere on the screen. I don't exactly know how to ...
Do rails rake tasks provide access to ActiveRecord models?
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namespace :test do
task :new_task => :environment do
puts Parent.all.inspect
end
end
Notice the => :environment dependency added to the task
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SQL Logic Operator Precedence: And and Or
...en if they are not needed. very few programers (if any) know precedence of all operators available.
– Trismegistos
Nov 6 '13 at 11:45
1
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Difference between .on('click') vs .click()
....on over .click because the former can use less memory and work for dynamically added elements.
Consider the following html:
<html>
<button id="add">Add new</button>
<div id="container">
<button class="alert">alert!</button>
</div>
<...
Finding all possible permutations of a given string in python
I have a string. I want to generate all permutations from that string, by changing the order of characters in it. For example, say:
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Invoke a callback at the end of a transition
...// d3 v5
d3.select("#myid").transition().style("opacity","0").on("end", myCallback);
// old way
d3.select("#myid").transition().style("opacity","0").each("end", myCallback);
This demo uses the "end" event to chain many transitions in order.
The donut example that ships with D3 also uses this to ...
Remove directory from remote repository after adding them to .gitignore
...h to rewrite the history - there is a helpful guide to that here.
Additionally, note the output from git rm -r --cached some-directory will be something like:
rm 'some-directory/product/cache/1/small_image/130x130/small_image.jpg'
rm 'some-directory/product/cache/1/small_image/135x/small_image.jpg...
How can I iterate over an enum?
... Two = 9,
Three = 4,
Last
};
This illustrates that an enum is not really meant to iterate through. The typical way to deal with an enum is to use it in a switch statement.
switch ( foo )
{
case One:
// ..
break;
case Two: // intentional fall-through
case Three:
...
Eventual consistency in plain English
...omorrow.
You tell your neighbor that it is going to rain tomorrow.
Eventually, all of the servers (you, me, your neighbor) know the truth (that it's going to rain tomorrow), but in the meantime the client (his wife) came away thinking it is going to be sunny, even though she asked after one or mor...