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How to force a web browser NOT to cache images
...tool for two pro-bono websites. It provides the website administrator with HTML forms for events where they fill the fields (date, place, title, description, links, etc.) and save it. On that form I allow the administrator to upload an image related to the event. On the HTML page displaying the form...
Change default text in input type=“file”?
...ontrol.
There are some "kind of" hacks you may want to try if you want an html/css solution rather than a Flash or silverlightsolution.
http://www.quirksmode.org/dom/inputfile.html
http://www.shauninman.com/archive/2007/09/10/styling_file_inputs_with_css_and_the_dom
Personally, because most user...
What does .class mean in Java?
...he details:
https://docs.oracle.com/javase/tutorial/reflect/class/classNew.html
https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html
Normally you don't plan on using Reflection right away when you start building your project. It's something that you know you need after trying to manage al...
Retrieving the text of the selected in element
... This answer is outdated, see @davidjb's answer below for a nice HTML5 one-liner.
– Christallkeks
Jan 17 '18 at 0:42
1
...
What are the allowed tags inside a ?
... <li> can contain any element that is valid in <body>.
In the HTML 4.01 spec for lists you’ll find the relevant extract of the DTD:
<!ELEMENT LI - O (%flow;)* -- list item -->
This specifies that an <li> may contain flow content, which is the collection of all block and...
Resize fields in Django Admin
...
You can set arbitrary HTML attributes on a widget using its "attrs" property.
You can do this in the Django admin using formfield_for_dbfield:
class MyModelAdmin(admin.ModelAdmin):
def formfield_for_dbfield(self, db_field, **kwargs):
field...
pretty-print JSON using JavaScript
...(inp) {
document.body.appendChild(document.createElement('pre')).innerHTML = inp;
}
function syntaxHighlight(json) {
json = json.replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;');
return json.replace(/("(\\u[a-zA-Z0-9]{4}|\\[^u]|[^\\"])*"(\s*...
What's the simplest way to list conflicted files in Git?
...cluding line numbers.
For example:
> git diff --check
index-localhost.html:85: leftover conflict marker
index-localhost.html:87: leftover conflict marker
index-localhost.html:89: leftover conflict marker
index.html:85: leftover conflict marker
index.html:87: leftover conflict marker
index.html:...
How to attach javadoc or sources to jars in libs folder?
...owing folder structure:
├── docs
│ ├── allclasses-frame.html
│ ├── allclasses-noframe.html
│ ├── com
│ │ └── google
│ │ └── ads
│ │ ├── Ad.html
│ │ │ ....
│ │...
Remove the complete styling of an HTML button/submit
...xist for a button. It's rare that you want to do this with clean, unstyled HTML, hence the use of !important. That said I've removed it as it's a situation decision. background: none is entirely valid: stackoverflow.com/questions/20784292/…
– Kevin Leary
Feb ...