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Change Active Menu Item on Page Scroll?
... scroll event of the container (usually window).
Quick example:
// Cache selectors
var topMenu = $("#top-menu"),
topMenuHeight = topMenu.outerHeight()+15,
// All list items
menuItems = topMenu.find("a"),
// Anchors corresponding to menu items
scrollItems = menuItems.map(functio...
Python argparse: Make at least one argument required
...tiple aspects of command line based program:
good design of command line
selecting/using proper parser
argparse offers a lot, but restricts possible scenarios and can become very complex.
With docopt things go much shorter while preserving readability and offering high degree of flexibility. If...
if A vs if A is not None:
... method returns None if there were no rows in the result. Suppose you were selecting a value that might return 0 and need to know whether it's actually 0 or whether the query had no results at all.
A common idiom is to give a function or method's optional argument the default value of None, and the...
How to disable Google Chrome auto update?
...c OS.
Go to Applications Folder in Finder.
Right click Google Chrome and select Show Package Contents.
Go to Contents directory.
Open Info.plist file with XCode or other text editor.
Change the value of the key: KSUpdateURL to an invalid URL.
something like
https://tools.google.com/service/inva...
UnicodeEncodeError: 'latin-1' codec can't encode character
...t. They map exactly to the Unicode characters U+0080–U+009F, which are a selection of control characters. They're control characters that aren't used very much which is why browsers got away with it, but it's annoying when you are trying to convert a sequences of bytes-as-Unicode.
...
Getting number of days in a month
...
I made it calculate days in month from datetimepicker selected month and year , and I but the code in datetimepicker1 textchanged to return the result in a textbox
with this code
private void DateTimePicker1_ValueChanged(object sender, EventArgs e)
{
int s = System.DateTime...
Use of undeclared identifier 'kUTTypeMovie'
...
Add MobileCoreServices.framework if not added already. Select your target and add linked binaries with library.
Add #import <MobileCoreServices/MobileCoreServices.h>
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Remove blue border from css custom-styled button in Chrome
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I just remove the outline from all the tags in the page by selecting all and applying outline:none to everything:)
*:focus {outline:none}
As bagofcole mentioned, you might need to add !important as well, so the style will look like this:
*:focus {outline:none !important}
...
Anyone else find naming classes and methods one of the most difficult parts in programming? [closed]
...ndard list of "house" verbs. So it's always Get and not Load/Read/Retrieve/Select/Find .... etc.
– Dead account
Jan 8 '09 at 9:23
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Find kth smallest element in a binary search tree in Optimum way
... tree, your algorithm will take O(n) time to finish, which is bad for the selected answer-O(log n)
– Spark8006
Jul 2 '15 at 14:58
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