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How can I extract a predetermined range of lines from a text file on Unix?
...ying a line number will match only that line in the input.
An address range can be specified by specifying two addresses
separated by a comma (,). An address range matches lines starting from
where the first address matches, and continues until the second
address matches (inclusively).
...
Prevent double curly brace notation from displaying momentarily before angular.js compiles/interpola
...Angular html template
from being briefly displayed by the browser in its raw (uncompiled)
form while your application is loading. Use this directive to avoid
the undesirable flicker effect caused by the html template display.
The directive can be applied to the <body> element, but t...
Determine Whether Two Date Ranges Overlap
Given two date ranges, what is the simplest or most efficient way to determine whether the two date ranges overlap?
35 Answ...
Check if a value is within a range of numbers
I want to check if a value is in an accepted range. If yes, to do something; otherwise, something else.
7 Answers
...
application/x-www-form-urlencoded or multipart/form-data?
... efficient encoding of binary data to save bandwidth (e.g. base 64 or even raw binary).
Why not use multipart/form-data all the time? For short alphanumeric values (like most web forms), the overhead of adding all of the MIME headers is going to significantly outweigh any savings from more efficie...
Does Python support short-circuiting?
...tement, but you could also state things very succinctly:
In [171]: name = raw_input('Enter Name: ') or '<Unkown>'
Enter Name:
In [172]: name
Out[172]: '<Unkown>'
In other words, if the return value from raw_input is true (not an empty string), it is assigned to name (nothing changes...
Setting individual axis limits with facet_wrap and scales = “free” in ggplot2
...
Here's some code with a dummy geom_blank layer,
range_act <- range(range(results$act), range(results$pred))
d <- reshape2::melt(results, id.vars = "pred")
dummy <- data.frame(pred = range_act, value = range_act,
variable = "act", stringsAsFac...
Node Version Manager install - nvm command not found
...minal: touch ~/.bash_profile
After, run this in terminal:
curl -o- https://raw.githubusercontent.com/creationix/nvm/v0.33.1/install.sh | bash
Important... - DO NOT forget to Restart your terminal OR use command source ~/.nvm/nvm.sh (this will refresh the available commands in your system path).
In t...
What is two way binding?
...w {el: $('.someEl'), model: model}
This is a pretty typical pattern in a raw Backbone application. As one can see, it requires a decent amount of (pretty standard) code.
AngularJS and some other alternatives (Ember, Knockout…) provide two-way binding as a first-citizen feature. They abstract ma...
Why doesn't this code simply print letters A to Z?
...
Because once 'z' is reached (and this is a valid result within your range, the $i++ increments it to the next value in sequence), the next value will be 'aa'; and alphabetically, 'aa' is < 'z', so the comparison is never met
for ($i = 'a'; $i != 'aa'; $i++)
echo "$i\n";
...