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How to prevent scrollbar from repositioning web page?
...e navbar/header with different color than body background or bottom border etc.
– Zia Ul Rehman Mughal
Dec 15 '16 at 6:44
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DataTrigger where value is NOT null?
... equality.
This blog post describes how to do comparisons such as LT, GT, etc in a DataTrigger.
This limitation of the DataTrigger can be worked around to some extent by using a Converter to massage the data into a special value you can then compare against, as suggested in Robert Macnee's answer....
No module named pkg_resources
...etuptools package via their package manager (apt-get install, yum install, etc.).
This issue can be highly dependent on your OS and dev environment. See the legacy/other answers below if the above isn't working for you.
Explanation
This error message is caused by a missing/broken Python setuptool...
What is the difference between trie and radix trie data structures?
...hose characteristics (such as depth, memory need, search miss/hit runtime, etc.) depend on radix of the underlying alphabets, we may call them radix “trie’s”. For example, an un-compacted as well as a compacted trie when uses alphabets a-z, we can call it a radix 26 trie. Any trie that uses on...
Why do I want to avoid non-default constructors in fragments?
...ragment access data:
Type value = getArguments().getType("key");
That's all.
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Get current controller in view
...
Create base class for all controllers and put here name attribute:
public abstract class MyBaseController : Controller
{
public abstract string Name { get; }
}
In view
@{
var controller = ViewContext.Controller as MyBaseController;
...
How to override Backbone.sync?
I'm trying out Backbone.js, and one of the things I'm trying is to make a call to a remote API, so I need to be able to override Backbone.sync, as I understand the documentation .
...
UITextField - capture return button event
...terPressed), for: .editingDidEndOnExit)
}
in enterPressed() function put all behaviours you're after
func enterPressed(){
//do something with typed text if needed
textField.resignFirstResponder()
}
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How to source virtualenv activate in a Bash script
...
I'm quite new to bash etc. Can you expand this example so that it shows the full script?
– AljoSt
Jul 5 '18 at 16:19
add a...
image.onload event and browser cache
...
As you're generating the image dynamically, set the onload property before the src.
var img = new Image();
img.onload = function () {
alert("image is loaded");
}
img.src = "img.jpg";
Fiddle - tested on latest Firefox and Chrome releases.
You can also use t...