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Delete an element from a dictionary
... del/assignment/etc. means you're going from constant time to linear time, and also using linear space. For small dicts, this is not a problem. But if you're planning to make lots of copies of large dicts, you probably want a different data structure, like a HAMT (as described in this answer).
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How can I split a string with a string delimiter? [duplicate]
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string[] tokens = str.Split(new[] { "is Marco and" }, StringSplitOptions.None);
If you have a single character delimiter (like for instance ,), you can reduce that to (note the single quotes):
string[] tokens = str.Split(',');
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adb shell command to make Android package uninstall dialog appear
I have adb running and device is connected to my system in debugging mode,
6 Answers
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jQuery how to bind onclick event to dynamically added HTML element [duplicate]
...ore than one element, a clone of the element to append is created for each and thus the attached event observer is lost.
An alternative way to do it would be to create the link for each element:
function handler() { alert('hello'); }
$('.add_to_this').append(function() {
return $('<a>Click...
How can I scroll a web page using selenium webdriver in python?
...ently using selenium webdriver to parse through facebook user friends page and extract all ids from the AJAX script. But I need to scroll down to get all the friends. How can I scroll down in Selenium. I am using python.
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Google Chrome redirecting localhost to https
...equivalent of my web address. I do not have SSL enabled in the web project and the start URL is the http URL. When I debug using FireFox or IE I do not have this problem.
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Difference between StringBuilder and StringBuffer
What is the main difference between StringBuffer and StringBuilder ?
Is there any performance issues when deciding on any one of these?
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Express.js req.body undefined
...ore app.configure(). In my case this was in the form of app.get/post etc, and a require() including them.
– bendman
Feb 24 '13 at 21:18
1
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Changing the default folder in Emacs
I am fairly new to Emacs and I have been trying to figure out how to change the default folder for C-x C-f on start-up. For instance when I first load Emacs and hit C-x C-f its default folder is C:\emacs\emacs-21.3\bin , but I would rather it be the desktop. I believe there is some way to custo...
What is the best way to trigger onchange event in react js
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For React 16 and React >=15.6
Setter .value= is not working as we wanted because React library overrides input value setter but we can call the function directly on the input as context.
var nativeInputValueSetter = Object.getOwnProp...