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Installing Latest version of git in ubuntu
...repository ppa:git-core/ppa
sudo apt-get update
sudo apt-get install git
If add-apt-repository command is not found, install it first with
sudo apt-get install software-properties-common python-software-properties
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How to find the last field using 'cut'
...bash to run pipelines, not to process data in bulk. I mean, this is great if you have one line of text already in a shell variable, or if you want to do while IFS= read -ra array_var; do :;done <(cmd) to process a few lines. But for a big file, rev|cut|rev is probably faster! (And of course aw...
Comparing arrays in JUnit assertions, concise built-in way?
...g.junit.Assert;
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Assert.assertArrayEquals( expectedResult, result );
If this method is not available, you may have accidentally imported the Assert class from junit.framework.
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Programmatically set height on LayoutParams as density-independent pixels
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Works for me, but it differs... if I set the width/height of an ImageView using the method above vs. using the xml. In the XML I set 85dp while the method above needs "75" to produce the same size. Any idea why?
– Dirk
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Fetch first element which matches criteria
... answered Apr 8 '14 at 14:45
ifloopifloop
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Git: How to reuse/retain commit messages after 'git reset'?
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Why reset if you can hack, fix, hack and then just run git commit --amend --no-edit; thus, retaining your original commit message.
To make it work for multiple commits, just create a temporary commit with your newest changes and then ...
Add querystring parameters to link_to
I'm having difficultly adding querystring parameters to link_to UrlHelper. I have an Index view, for example, that has UI elements for sorting, filtering, and pagination (via will_paginate). The will_paginate plugin manages the intra-page persistence of querystring parameters correctly.
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How to increase the gap between text and underlining in CSS
...ith something like border-bottom: 1px solid #000 and padding-bottom: 3px.
If you want the same color of the "underline" (which in my example is a border), you just leave out the color declaration, i.e. border-bottom-width: 1px and border-bottom-style: solid.
For multiline, you can wrap you multili...
Heroku free account limited?
...yno is an instance of your application running and responding to requests. If each instance of your application can serve each request in 100ms, then you get 600 requests/minute with the free account.
Your application code and its assets (the slug) are limited to 300 MB in total. Your application a...
How to make link look like a button?
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This only works for me if I apply it to a tag directly (a {display: block ...}), which is not acceptable. Do you have any idea why class attribute inside a tag won't work? :( I'm using Firefox 27. I also tried a.button {...} and it doesn't work eit...