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How to check if element has any children in Javascript?
... (as opposed to text nodes, attribute nodes, etc.) on all modern browsers (and IE8 — in fact, even IE6) you can do this: (thank you Florian!)
if (element.children.length > 0) { // Or just `if (element.children.length)`
// It has at least one element as a child
}
That relies on the child...
What does it mean for a data structure to be “intrusive”?
I've seen the term intrusive used to describe data structures like lists and stacks, but what does it mean?
2 Answers
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Is it safe to shallow clone with --depth 1, create commits, and pull updates again?
...fied number of revisions.
That stems from commits like 0d7d285, f2c681c, and c29a7b8 which support clone, send-pack /receive-pack with/from shallow clones.
smart-http now supports shallow fetch/clone too.
All the details are in "shallow.c: the 8 steps to select new commits for .git/shallow".
Upd...
How to make a great R reproducible example
... teaching, sending a bug report or searching for guidance on mailing lists and here on Stack Overflow, a reproducible example is often asked and always helpful.
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How are cookies passed in the HTTP protocol?
...not work with requests other than GET/POST, but I suspect that the browser and server implementations may not implement it in those cases.
– deinst
Jul 12 '12 at 15:02
5
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Why can't I use Docker CMD multiple times to run multiple services?
... really is runtime information. Just like EXPOSE, but contrary to e.g. RUN and ADD. By this, I mean that you can override it later, in an extending Dockerfile, or simple in your run command, which is what you are experiencing. At all times, there can be only one CMD.
If you want to run multiple ser...
Sending a JSON to server and retrieving a JSON in return, without JQuery
I need to send a JSON (which I can stringify) to the server and to retrieve the resulting JSON on the user side, without using JQuery.
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Custom views with Storyboard
...s (I call them widgets). These widgets consist basically of a MyWidget.h and a MyWidget.m file as well as a MyWidget.xib file, where the root element is a UIView and the MyWidget class is the File Owner of the UIView. In the init of this widget I do a loadNibNamed .
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Git - working on wrong branch - how to copy changes to existing topic branch
...orking on a project, but unfortunately, I forgot to switch to my branch, and as such have been working on master
4 Answer...
When should I use require() and when to use define()?
...laying around with requirejs for the last few days. I am trying to understand the differences between define and require.
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