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How can you find and replace text in a file using the Windows command-line environment?
I am writing a batch file script using Windows command-line environment and want to change each occurrence of some text in a file (ex. "FOO") with another (ex. "BAR"). What is the simplest way to do that? Any built in functions?
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nginx - nginx: [emerg] bind() to [::]:80 failed (98: Address already in use)
...g on port 80 and also on port [::]:80.
I had the following in my default sites-available file:
listen 80;
listen [::]:80 default_server;
You can fix this by adding ipv6only=on to the [::]:80 like this:
listen 80;
listen [::]:80 ipv6only=on default_server;
For more information, see:
http://fo...
Python : List of dict, if exists increment a dict value, if not append a new dict
...ple should work in any version of Python.
# urls_d will contain URL keys, with counts as values, like: {'http://www.google.fr/' : 1 }
urls_d = {}
for url in list_of_urls:
if not url in urls_d:
urls_d[url] = 1
else:
urls_d[url] += 1
This code for updating a dictionary of cou...
Relationship between SciPy and NumPy
SciPy appears to provide most (but not all [1]) of NumPy's functions in its own namespace. In other words, if there's a function named numpy.foo , there's almost certainly a scipy.foo . Most of the time, the two appear to be exactly the same, oftentimes even pointing to the same function object.
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How can I get selector from jQuery object
...way to get selector from $(this) ? There is a way to select an element by its selector, but what about getting the selector from element ?
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How to save username and password with Mercurial?
...in your .hgrc or Mercurial.ini file, like so:
[auth]
bb.prefix = https://bitbucket.org/repo/path
bb.username = foo
bb.password = foo_passwd
The ‘bb’ part is an arbitrary identifier and is used to match prefix with username and password - handy for managing different username/password combos w...
How to convert URL parameters to a JavaScript object?
...
Edit
This edit improves and explains the answer based on the comments.
var search = location.search.substring(1);
JSON.parse('{"' + decodeURI(search).replace(/"/g, '\\"').replace(/&/g, '","').replace(/=/g,'":"') + '"}')
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Is there a W3C valid way to disable autocomplete in a HTML form?
When using the xhtml1-transitional.dtd doctype, collecting a credit card number with the following HTML
17 Answers
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Difference between a Postback and a Callback
...ed-back to the server, and thus the page is refreshed (redrawn)...think of it as 'sending the server the whole page (asp.net) full of data'.
On the other hand, a callback is also a special kind of postback, but it is just a quick round-trip to the server to get a small set of data (normally), and t...
Is there a unique Android device ID?
...ndroid devices have a unique ID, and if so, what is a simple way to access it using Java?
52 Answers
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