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demystify Flask app.secret_key
...s 'eb84e8da7ca23e9f83....'
# so you get the code from the mirror
download https://mirror.example-codedump.com/source_code.tar.gz
# you calculate the hash as instructed
sha1(source_code.tar.gz)
> eb84e8da7c....
Both hashes are the same, you know that you have an identical copy.
What's a coo...
jQuery “Does not have attribute” selector?
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Try it with the :not() pseudo-class selector: http://api.jquery.com/not-selector/
$('.funding-plan-container:not([data-timestamp])')
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fastest (low latency) method for Inter Process Communication between Java and C/C++
...atency of less than 700 nanoseconds using a shared memory transport.
http://solacesystems.com/news/fastest-ipc-messaging/
P.S. - tried shared memory next day in the form of memory mapped files,
if busy waiting is acceptable, we can reduce latency to 0.3 microsecond
for passing a single byte w...
angular.element vs document.getElementById or jQuery selector with spin (busy) control
... using the "Angularised" version of the Spin control, as documented here: http://blog.xvitcoder.com/adding-a-weel-progress-indicator-to-your-angularjs-application/
...
Character reading from file in Python
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Ref: http://docs.python.org/howto/unicode
Reading Unicode from a file is therefore simple:
import codecs
with codecs.open('unicode.rst', encoding='utf-8') as f:
for line in f:
print repr(line)
It's also possible to...
git pushes with wrong user from terminal
...d from the command line after I had reset my local credentials ! check out https://help.github.com/articles/creating-a-personal-access-token-for-the-command-line/ for details
– vancouverwill
May 9 '18 at 9:14
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Where is the list of predefined Maven properties
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Do you mean this one?
https://web.archive.org/web/20150520200505/https://docs.codehaus.org/display/MAVENUSER/MavenPropertiesGuide
I also moved its content to a GitHub repo:
https://github.com/cko/predefined_maven_properties/blob/master/README.md...
PHP DOMDocument errors/warnings on html5-tags
...tagthatdoesnotexist>", LIBXML_NOWARNING );
echo $doc->saveHTML();
http://php.net/manual/en/libxml.constants.php
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Ruby get object keys as array
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Like taro said, keys returns the array of keys of your Hash:
http://ruby-doc.org/core-1.9.3/Hash.html#method-i-keys
You'll find all the different methods available for each class.
If you don't know what you're dealing with:
puts my_unknown_variable.class.to_s
This will output the...
Why does HTML5 form-validation allow emails without a dot?
...Because a@b is a valid email address (eg localhost is a valid domain). See http://en.wikipedia.org/wiki/Email_address#Examples
Also, keep in mind that you should always do the input validation in server. The client side validation should be only for giving feedback to the user and not be relied on,...