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Force page scroll position to top at page refresh in HTML
... This is the correct answer. The jQuery solution does not work in all cases.
– Harry Stevens
Dec 5 '17 at 18:52
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How to delete items from a dictionary while iterating over it?
...--------------------------------------------------
Traceback (most recent call last):
File "<ipython console>", line 1, in <module>
RuntimeError: dictionary changed size during iteration
As stated in delnan's answer, deleting entries causes problems when the iterator tries to move on...
Append values to query string
...Fixture]
public class UriExtensionsTests {
[Test]
public void Add_to_query_string_dictionary_when_url_contains_no_query_string_and_values_is_empty_should_return_url_without_changing_it() {
Uri url = new Uri("http://www.domain.com/test");
var values = new Dictionary<string, s...
Saving interactive Matplotlib figures
...some fancy figure editor like Adobe Illustrator (or Inkscape).
EDIT post Fall 2012: As others pointed out below (though mentioning here as this is the accepted answer), Matplotlib since version 1.2 allowed you to pickle figures. As the release notes state, it is an experimental feature and does no...
How can I get useful error messages in PHP?
...ple syntax error (wrong bracket, missing semicolon), or a failed function call, or something else entirely.
43 Answers
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Mark parameters as NOT nullable in C#/.NET?
... function parameter that prevents null from being passed in C#/.NET? Ideally this would also check at compile time to make sure the literal null isn't being used anywhere for it and at run-time throw ArgumentNullException .
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Can I set an opacity only to the background image of a div?
...n IE from version 8, while the ::before pseudo-element is not supported at all. This will hopefully be rectified in version 10.
HTML
<div class="myDiv">
Hi there
</div>
CSS
.myDiv {
position: relative;
z-index: 1;
}
.myDiv:before {
content: "";
position: absolut...
.NET / C# - Convert char[] to string
...oin("", chars);
//we get "a string"
// or for fun:
string s = string.Join("_", chars);
//we get "a_ _s_t_r_i_n_g"
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How to save an image to localStorage and display it on the next page?
So, basically, I need to upload a single image, save it to localStorage, then display it on the next page.
7 Answers
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How to change the button text of ?
...file fields of forms. It is a plugin for a jQuery-based component library called Twitter Bootstrap
Sample usage:
Include:
<script type="text/javascript" src="js/bootstrap-filestyle.min.js"> </script>
Via JavaScript:
$(":file").filestyle();
Via data attributes:
<input type="fi...