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Ubuntu rails install fails on zlib
...'m installing a new box Ubuntu 8.04 LTS 64-bit ...
So, I ...
cd ~
wget ftp://ftp.ruby-lang.org//pub/ruby/1.9/ruby-1.9.2-p180.tar.gz
tar -xvvf ruby-1.9.2-p180.tar.gz
cd ruby-*
./configure
make
install
sudo make install
And then I have this problem with ...
gem list
it doesn't w...
How do you serve a file for download with AngularJS or Javascript?
...ovider) {
$compileProvider.aHrefSanitizationWhitelist(/^\s*(https?|ftp|mailto|tel|file|blob):/);
}]);
Please note that
Each time you call createObjectURL(), a new object URL is created, even if you've already created one for the same object. Each of these must be released by calling U...
How to check whether a string is a valid HTTP URL?
...Paracelsus "www.google.com" is invalid. URL mean should start with "http","ftp","file" etc. string should be "http:// www.google.com" without space
– Erçin Dedeoğlu
Feb 12 '16 at 6:56
...
HTML5 Canvas 100% Width Height of Viewport?
...of how to have a canvas dynamically adapt in size upon window resize. The accepted answer appropriately handles the case where width and height are both supposed to be 100%, which is what was asked for, but which also will change the aspect ratio of the canvas. Many users will want the canvas to res...
How to check whether a pandas DataFrame is empty?
...ength of a dataframe's columns index:
if len(df.columns) == 0: 1
Reason:
According to the Pandas Reference API, there is a distinction between:
an empty dataframe with 0 rows and 0 columns
an empty dataframe with rows containing NaN hence at least 1 column
Arguably, they are not the same. The oth...
The $.param( ) inverse function in JavaScript / jQuery
... answered Jun 9 '11 at 19:23
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Comparison of CI Servers? [closed]
...
confluence.public.thoughtworks.org/display/CC/CI+Feature+Matrix not found
– Kiquenet
Jun 23 '14 at 9:58
11
...
case-insensitive list sorting, without lowercasing the result?
... then have to use unicode.lower for unicode objects, whereas string.lower accepts both (which, as you put it, is probably not really a "sane" mode of operation, though).
– Daniel Andersson
Jun 5 '16 at 10:29
...
How to make a background 20% transparent on Android
...
Make the color have 80% in the alpha channel. For example, for red use #CCFF0000:
<TextView
...
android:background="#CCFF0000" />
In the example, CC is the hexadecimal number for 255 * 0.8 = 204. Note that the first two hexadecimal digits are for the alpha channel. The format is #A...
Python: json.loads returns items prefixing with 'u'
...on't be thrown by the printed output.
For example, try this:
print mail_accounts[0]["i"]
You won't see a u.
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