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How to deal with cyclic dependencies in Node.js
... the end of your code. With this practice you will avoid almost all errors from circular dependencies.
– prieston
Jan 29 '18 at 11:11
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Python super() raises TypeError
...nly operates on new-style classes, which in the 2.x series means extending from object:
>>> class X(object):
def a(self):
print 'a'
>>> class Y(X):
def a(self):
super(Y, self).a()
print 'b'
>>> c = Y()
>>> c.a...
How to get the original value of an attribute in Rails
... original value that an ActiveRecord attribute (=the value that was loaded from the database)?
4 Answers
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What is the result of % in Python?
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The % (modulo) operator yields the remainder from the division of the first argument by the second. The numeric arguments are first converted to a common type. A zero right argument raises the ZeroDivisionError exception. The arguments may be floating point numbers, e.g...
How does SSL really work?
...ing (#2 above).
But what if an adversary could modify packets sent to and from the server, and what if that adversary modified the certificate you were presented with and inserted their own public key or changed any other important details? If that happened, the adversary could intercept and modify...
How to quit android application programmatically
...cally used when an application can be launched on to another task (such as from an ACTION_VIEW of a content type it understands) and the user has used the up navigation to switch out of the current task and into its own task. In this case, if the user has navigated down into any other activities of ...
Which one is the best PDF-API for PHP? [closed]
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From the mpdf site:
"mPDF is a PHP class which generates PDF files from UTF-8 encoded HTML. It is based on FPDF and HTML2FPDF, with a number of enhancements."
mpdf is superior to FPDF for language handling and UTF-8 support....
Find out a Git branch creator
...emotes | awk -F "\t" '{ printf "%-32s %-27s %s\n", $1, $2, $3 }' (got idea from stackoverflow.com/a/3631819 - may need to adjust numbers in the awk printf depending on max datetime/author name lengths)
– Gary S. Weaver
Apr 2 '15 at 13:38
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How can I add new array elements at the beginning of an array in Javascript?
...tation. Virtually every language that has the ability to push/pop elements from an array will also have the ability to unshift/shift (sometimes called push_front/pop_front) elements, you should never have to implement these yourself.
As pointed out in the comments, if you want to avoid mutating y...
“The certificate chain was issued by an authority that is not trusted” when connecting DB in VM Role
...encing error when connecting MY DB which is in VM Role(I have SQL VM Role) from Azure Website. Both VM Role and Azure Website are in West zone. I am facing following issue:
...