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Start ssh-agent on login
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Please go through this article. You may find this very useful:
http://mah.everybody.org/docs/ssh
Just in case the above link vanishes some day, I am capturing the main piece of the solution below:
This solution from Joseph M. Reagle by way of Daniel Starin:
Add this following t...
Hidden features of HTML
....com/img/logo.png"/>
If the browser is viewing an page in SSL through HTTPS, then it'll request that asset with the https protocol, otherwise it'll request it with HTTP.
This prevents that awful "This Page Contains Both Secure and Non-Secure Items" error message in IE, keeping all your asset r...
How to delete duplicate lines in a file without sorting it in Unix?
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From http://sed.sourceforge.net/sed1line.txt:
(Please don't ask me how this works ;-) )
# delete duplicate, consecutive lines from a file (emulates "uniq").
# First line in a set of duplicate lines is kept, rest are deleted.
s...
What does the function then() mean in JavaScript?
...e might translate to something like the following, using
promises and the $http service(in AngularJs):
$http.get('/api/server-config').then(
function(configResponse) {
return $http.get('/api/' + configResponse.data.USER_END_POINT);
}
).then(
function(userResponse) {
retu...
Express.js: how to get remote client address
... request was originally from in a proprietary fashion (for example, custom http header). In such case, this answer would not work. There may be a custom way to get that information out, but you need to first understand the mechanism.
...
What are some resources for getting started in operating system development? [closed]
...Engineering.
XV6 - simple Unix-like teaching OS written in ANSI C for x86
http://pdos.csail.mit.edu/6.828/2012/xv6.html
XV6 source - as a printed booklet with line numbers
http://pdos.csail.mit.edu/6.828/2012/xv6/xv6-rev7.pdf
XV6 book - explains the main ideas of os design
http://pdos.csail.mit.e...
Understanding REST: Verbs, error codes, and authentication
...defining your nouns and verbs:
When dealing with a Collection URI like: http://example.com/resources/
GET: List the members of the collection, complete with their member URIs for further navigation. For example, list all the cars for sale.
PUT: Meaning defined as "replace the entire collection ...
moment.js 24h format
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Use H or HH instead of hh. See http://momentjs.com/docs/#/parsing/string-format/
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Remove outline from select box in FF
...d other HTML elements and emulate their original functionality with code:
http://ryanfait.com/resources/custom-checkboxes-and-radio-buttons/
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What is a regular expression which will match a valid domain name without a subdomain?
...? Yeah, "love heart dot com"! To validate the domain name, you need to let http://xn--c6h.com/ pass the validation.
Note, to use this regex, you will need to convert the domain to lower case, and also use an IDN library to ensure you encode domain names to ACE (also known as "ASCII Compatible Encod...