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Get checkbox value in jQuery
... this:
$("input[type='checkbox']").val();
Or if you have set a class or id for it, you can:
$('#check_id').val();
$('.check_class').val();
However this will return the same value whether it is checked or not, this can be confusing as it is different to the submitted form behaviour.
To check w...
How to create an android app using HTML 5
...ot free).
– gumuruh
Oct 13 '19 at 9:51
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How to append rows to an R data frame
...-appending + custom environment.
create.4<-function(elems)
{
env<-new.env()
env$dt<-as.data.frame(elems)
return(env)
}
append.4<-function(env, elems)
{
env$dt[nrow(env$dt)+1,]<-elems
return(env)
}
access.4<-function(env)
{
return(env$dt)
}
The test suite:
For con...
New lines inside paragraph in README.md
...
Interpreting newlines as <br /> used to be a feature of Github-flavored markdown, but the most recent help document no longer lists this feature.
Fortunately, you can do it manually. The easiest way is to ensure that each line ends...
HTTP 401 - what's an appropriate WWW-Authenticate header value?
...unction () {
StackExchange.openid.initPostLogin('.new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f1748374%2fhttp-401-whats-an-appropriate-www-authenticate-header-value%23new-answer', 'question_page');
}
);
...
How do I convert a byte array to Base64 in Java?
...:
byte[] encoded = Base64.getEncoder().encode("Hello".getBytes());
println(new String(encoded)); // Outputs "SGVsbG8="
byte[] decoded = Base64.getDecoder().decode(encoded);
println(new String(decoded)) // Outputs "Hello"
Or if you just want the strings:
String encoded = Base64.getEncoder().en...
Are memory leaks ever ok? [closed]
...me around the while(1) loop, 1024 (+overhead) bytes are allocated, and the new address assigned to vp; there's no remaining pointer to the previous malloc'ed blocks. This program is guaranteed to run until the heap runs out, and there's no way to recover any of the malloc'ed memory. Memory is "lea...
How do I link to part of a page? (hash?)
...
If there is an <a name="foo"> tag or any tag with an id (e.g., <div id="foo">), then you can simply append #foo to the URL. Otherwise, you can't arbitrarily link to portions of a page.
Here's a complete example: <a href="http://example.com/page.html#foo">Jump to #...
The term “Context” in programming? [closed]
...e to update a value in a db, you'd probably pass in the record id, and the new value.
If you want generic interfaces, you may also define a context to pass, such that the service can perform arbitrary business logic. So you may include a user authentication, the user's session state, etc... in the...
Javascript shorthand ternary operator
... Brad ChristieBrad Christie
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