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How can I search for a multiline pattern in a file?
... Regular Expressions GREP.
For example, you need to find files where the '_name' variable is immediatelly followed by the '_description' variable:
find . -iname '*.py' | xargs pcregrep -M '_name.*\n.*_description'
Tip: you need to include the line break character in your pattern. Depending on yo...
RE error: illegal byte sequence on Mac OS X
...
However, the same effect can be had ad-hoc for a single command only:
LC_ALL=C sed -i "" 's|"iphoneos-cross","llvm-gcc:-O3|"iphoneos-cross","clang:-Os|g' Configure
Note: What matters is an effective LC_CTYPE setting of C, so LC_CTYPE=C sed ... would normally also work, but if LC_ALL happens to ...
Xcode/Simulator: How to run older iOS version?
...
To add previous iOS simulator to Xcode 4.2, you need old xcode_3.2.6_and_ios_sdk_4.3.dmg (or similar version) installer file and do as following:
Mount the xcode_3.2.6_and_ios_sdk_4.3.dmg file
Open mounting disk image and choose menu: Go->Go to Folder...
Type /Volumes/Xcode and iOS...
$(document).ready equivalent without jQuery
...) {
return;
}
readyList = ReadyObj._Deferred();
// Catch cases where $(document).ready() is called after the
// browser event has already occurred.
if ( document.readyState === "complete" ) {
// Handle it as...
How do I format a date in Jinja2?
...and print) the strftime() method in your template, for example
{{ car.date_of_manufacture.strftime('%Y-%m-%d') }}
Another, sightly better approach would be to define your own filter, e.g.:
from flask import Flask
import babel
app = Flask(__name__)
@app.template_filter()
def format_datetime(val...
Django, creating a custom 500/404 error page
... be added to urls.py
Here's the code:
from django.shortcuts import render_to_response
from django.template import RequestContext
def handler404(request, *args, **argv):
response = render_to_response('404.html', {},
context_instance=RequestContext(request))
...
Can someone explain how to implement the jQuery File Upload plugin?
...(2) + ' KB';
}
And here is the PHP code sample to process the data:
if($_POST) {
$allowed = array('jpg', 'jpeg');
if(isset($_FILES['uploadctl']) && $_FILES['uploadctl']['error'] == 0){
$extension = pathinfo($_FILES['uploadctl']['name'], PATHINFO_EXTENSION);
if(!...
Are C# events synchronous?
...;int, string>, nothing fancy here.
Now the interesting parts are:
add_OnCall(Func<int, string>)
remove_OnCall(Func<int, string>)
and how OnCall is invoked in Do()
How is Subscribing and Unsubscribing Implemented?
Here's the abbreviated add_OnCall implementation in CIL. The inter...
Fitting empirical distribution to theoretical ones with Scipy (Python)?
...0, 12.0)
matplotlib.style.use('ggplot')
# Create models from data
def best_fit_distribution(data, bins=200, ax=None):
"""Model data by finding best fit distribution to data"""
# Get histogram of original data
y, x = np.histogram(data, bins=bins, density=True)
x = (x + np.roll(x, -1)...
jQuery: Select data attributes that aren't empty?
...his Code Snippet.
* Snippet is running jQuery v2.1.1
jQuery('div.test_1 > a[href]').addClass('match');
jQuery('div.test_2 > a[href!=""]').addClass('match');
jQuery('div.test_3 > a[href!=""][href]').addClass('match');
div,a {
display: block;
color: #333;
margin: 5px;
...