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Scoping in Python 'for' loops
... loop construct. Variables are not declared within a scope, it is implied by the location of assignment statements. The global keyword exists just for this reason (to signify that assignment is done at a global scope).
Update
Here's a good discussion on the topic: http://mail.python.org/piperma...
Insert a string at a specific index
... {JSDoc}
*
* The splice() method changes the content of a string by removing a range of
* characters and/or adding new characters.
*
* @this {String}
* @param {number} start Index at which to start changing the string.
* @param {number} delCount An integer indicati...
Swift compiler segmentation fault when building
...e major issue is when ! is used inside a variable type. It is non-optional by default, but the compiler gets confused.
– user1122069
Feb 21 '16 at 23:32
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How to create PDFs in an Android app? [closed]
...p.clean( rawHTML, Whitelist.relaxed() );
InputStream inputStream = new ByteArrayInputStream( htmlText.getBytes() );
// Печатаем документ PDF
XMLWorkerHelper.getInstance().parseXHtml(writer, document,
inputStream, null, Charset.defaultCharset(), new MyFont());
...
How do I scroll to an element using JavaScript?
...
scrollIntoView works well:
document.getElementById("divFirst").scrollIntoView();
full reference in the MDN docs:
https://developer.mozilla.org/en-US/docs/Web/API/Element.scrollIntoView
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How do I diff the same file between two different commits on the same branch?
...ou want to see all changes to the file between the two commits on a commit-by-commit basis, you can also do
git log -u $start_commit..$end_commit -- path/to/file
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Ternary Operators in JavaScript Without an “Else”
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Could you explain what do you mean by "might not pass validation"? I don't understand why one should wrap the expression in void(). thanks.
– gilad mayani
Feb 2 '18 at 11:19
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Warning - Build path specifies execution environment J2SE-1.4
... compiling to 1.6 (we'll move over eventually). Machine was hard shut down by good old Windows Update - and the Workspace which was open started showing this and wouldn't be mollified. Thanks for pointing out a work around!
– RedYeti
Apr 12 '13 at 13:26
...
unbound method f() must be called with fibo_ instance as first argument (got classobj instance inste
...we need to define constructor or need to add self to each methods followed by defining an instance of an class called object.
import cv2
class calculator:
# def __init__(self):
def multiply(self, a, b):
x= a*b
print(x)
def subtract(self, a,b):
x = a-b
print(x)
def add(self, a...
Push commits to another branch
... a reset are operations that "rewrite history", and shouldn't be attempted by the faint of heart unless you're absolutely sure you know what you're doing with respect to any remote repositories and other people who have forks/clones of the same project.
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