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Find rows with multiple duplicate fields with Active Record, Rails & Postgres
...o, this is a little unrelated but handy. If you want to see how times each combination was found, put .size at the end:
User.select(:first,:email).group(:first,:email).having("count(*) > 1").size
and you'll get a result set back that looks like this:
{[nil, nil]=>512,
["Joe", "test@test.c...
HTTP Basic Authentication credentials passed in URL and encryption
...encrypted? Is the same true for GETs and POSTs
Yes, yes yes.
The entire communication (save for the DNS lookup if the IP for the hostname isn't already cached) is encrypted when SSL is in use.
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Mongoose query where value is not null
.../reference/operator/query The up-to-date doc about it, is here: mongoosejs.com/docs/api.html#query_Query-ne
– zeropaper
Jul 20 '14 at 7:52
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How to send cookies in a post request with the Python Requests library?
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What is the difference between “Form Controls” and “ActiveX Control” in Excel 2010?
... when the job just can't be done with a basic Forms control.
Many user's computers by default won't trust ActiveX, and it will be disabled; this sometimes needs to be manually added to the trust center. ActiveX is a microsoft-based technology and, as far as I'm aware, is not supported on the Mac. ...
A TwoWay or OneWayToSource binding cannot work on the read-only property
...NET 4.0 there's a "bug" that OneWayToSource also does a get: stackoverflow.com/questions/14967667/…
– Luuk
May 12 '14 at 10:36
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How can I mix LaTeX in with Markdown? [closed]
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Have you tried with Pandoc?
EDIT:
Although the documentation has become a bit complex, pandoc has supported inline LaTeX and LaTeX templates for 10 years.
Documents like the following one can be written in Markdown:
---
title: Just say hello!
author: My Friend
header-includes: |
\usepack...
Git remote branch deleted, but still it appears in 'branch -a'
... branches." according to the Git documentation found here: https://git-scm.com/docs/git-branch
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How can I beautify JavaScript code using Command Line?
....org/, because it's what I found first. Downloads its file https://github.com/beautify-web/js-beautify/blob/master/js/lib/beautify.js
Second, download and install The Mozilla group's Java based Javascript engine, Rhino. "Install" is a little bit misleading; Download the zip file, extract everyth...
Using pre-compiled headers with CMake
... a few (old) posts on the 'net about hacking together some support for pre-compiled headers in CMake. They all seem a bit all-over the place and everyone has their own way of doing it. What is the best way of doing it currently?
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