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jQuery: Difference between position() and offset()
... the document is the offset parent, which is often the case, these will be identical. The offset parent is "the closest positioned containing element."
For example, with this document:
<div style="position: absolute; top: 200; left: 200;">
<div id="sub"></div>
</div>...
Importing Maven project into Eclipse
...ateimport an existing maven project with Eclipse. Actually, it doesn't provide real integration, it just generates the .project and .classpath files (it has also WTP support) from a Maven project. I've used this plugin during years and was very happy with it (and very unsatisfied at this time by Ecl...
How to detect scroll position of page using jQuery
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Attaching events to window scroll is a bad idea : see stackoverflow.com/questions/5036850/…
– hendr1x
Jan 29 '15 at 17:12
13
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Django auto_now and auto_now_add
...define your own save() method to make sure that created is only updated if id is not set (such as when the item is first created), and have it update modified every time the item is saved.
I have done the exact same thing with other projects I have written using Django, and so your save() would loo...
How to manage startActivityForResult on Android?
...ivity class write following code for the onActivityResult() method.
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
if (requestCode == LAUNCH_SECOND_ACTIVITY) {
if(resultCode == Activit...
Undo a Git commit after push using reverse patch?
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simply use
for committed file:
git revert <SHA1 ID>
for non-committed file:
git reset --hard HEAD
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How to use the 'main' parameter in package.json?
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From the npm documentation:
The main field is a module ID that is the primary entry point to your
program. That is, if your package is named foo, and a user installs
it, and then does require("foo"), then your main module's exports
object will be returned.
This should ...
Rotated elements in CSS that affect their parent's height correctly
...en HTML like this, where you want to rotate .element-to-rotate...
<div id="container">
<something class="element-to-rotate">bla bla bla</something>
</div>
... introduce two wrapper elements around the element that you want to rotate:
<div id="container">
<div...
Catching “Maximum request length exceeded”
...o easy way to catch such exception unfortunately. What I do is either override the OnError method at the page level or the Application_Error in global.asax, then check if it was a Max Request failure and, if so, transfer to an error page.
protected override void OnError(EventArgs e) .....
private...
Html.DropdownListFor selected value not being set
...=> n.OrderTemplates, new SelectList(Model.OrderTemplates, "OrderTemplateId", "OrderTemplateName", 1), "Please select an order template")
When using DropDownListFor, the first parameter is the property where your selected value is stored once you submit the form. So, in your case, you should ha...