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Make a negative number positive
...swered Jan 29 '09 at 21:25
Jon SkeetJon Skeet
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how to check the jdk version used to compile a .class file [duplicate]
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You're looking for this on the command line (for a class called MyClass):
On Unix/Linux:
javap -verbose MyClass | grep "major"
On Windows:
javap -verbose MyClass | findstr "major"
You want the major version from the results. Her...
Finish an activity from another activity
I want to finish one activity from another activity, like:
10 Answers
10
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What is the rationale for fread/fwrite taking size and count as arguments?
We had a discussion here at work regarding why fread and fwrite take a size per member and count and return the number of members read/written rather than just taking a buffer and size. The only use for it we could come up with is if you want to read/write an array of structs which aren't evenly div...
How to pick a new color for each plotted line within a figure in matplotlib?
I'd like to NOT specify a color for each plotted line, and have each line get a distinct color. But if I run:
7 Answers
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How do I check if an element is hidden in jQuery?
...tion refers to a single element, this code might be more suitable:
// Checks CSS content for display:[none|block], ignores visibility:[true|false]
$(element).is(":visible");
// The same works with hidden
$(element).is(":hidden");
It is the same as twernt's suggestion, but applied to a single ele...
iOS change navigation bar title font and color
...igationController?.navigationBar.titleTextAttributes =
[NSAttributedString.Key.foregroundColor: UIColor.red,
NSAttributedString.Key.font: UIFont(name: "mplus-1c-regular", size: 21)!]
Edit: Swift 4
self.navigationController?.navigationBar.titleTextAttributes =
[NSAttributedStringKey.foregroundCol...
How to reshape data from long to wide format
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ChaseChase
59.5k1515 gold badges131131 silver badges157157 bronze badges
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Jquery If radio button is checked
...dio[name="postage"]').change(
function(){
if ($(this).is(':checked') && $(this).val() == 'Yes') {
// append goes here
}
});
Or, the above - again - using a little less superfluous jQuery:
$('input:radio[name="postage"]').change(
function(){
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How to deselect a selected UITableView cell?
I am working on a project on which I have to preselect a particular cell.
24 Answers
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