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How to make a transparent HTML button?

... to do so only because in case I'd choose to change the button name easily by just editing the codes, I could just refer to the code. If I would construct buttons using Photoshop, I wouldn't be able to edit the Texts in those buttons or in any element easily. ...
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How to get an element's top position relative to the browser's viewport?

... This may not work correctly when use browser zoom (Android Chrome). Solution from @rism (see below)works in this case – Dmitry Nov 8 '16 at 9:20 4 ...
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How to detect escape key press with pure JS or jQuery?

...e your logic here. } } Code Snippet: var msg = document.getElementById('state-msg'); document.body.addEventListener('keypress', function(e) { if (e.key == "Escape") { msg.textContent += 'Escape pressed:' } }); Press ESC key <span id="state-msg"></span> keyCode i...
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In Android, how do I set margins in dp programmatically?

...l this method: LayoutParams layoutParams = (LayoutParams) yourView.findViewById(R.id.THE_ID).getLayoutParams(); The LayoutParams comes from the layout of your view. If the view is from a linear layout, you need to import LinearLayout.LayoutParams. If you use relative layout, import LinearLayout.Lay...
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Fastest Way to Serve a File Using PHP

...th fast and work everywhere. Using the X-SendFile header As documented by others it's actually the best way. The basis is that you do your access control in php and then instead of sending the file yourself you tell the web server to do it. The basic php code is : header("X-Sendfile: $file_nam...
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What does mysql error 1025 (HY000): Error on rename of './foo' (errorno: 150) mean?

..., something like this: CONSTRAINT region_ibfk_1 FOREIGN KEY (country_id) REFERENCES country (id) ON DELETE NO ACTION ON UPDATE NO ACTION Now simply issue an: alter table region drop foreign key region_ibfk_1; And finally an: alter table region drop column country_id; And ...
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How to remove padding around buttons in Android?

In my Android app, I have this layout: 17 Answers 17 ...
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Call an activity method from a fragment

... layout xml YourFragmentClass fragment = (YourFragmentClass)fm.findFragmentById(R.id.your_fragment_id); fragment.yourPublicMethod(); If you added fragment via code and used a tag string when you added your fragment, use findFragmentByTag instead: YourFragmentClass fragment = (YourFragmentClass)fm...
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Can Mockito capture arguments of a method called multiple times?

... If one needs to handle the case described by @asmaier, I posted an answer here: stackoverflow.com/a/36574817/1466267 – SpaceTrucker Aug 5 '16 at 11:43 ...
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Rebase a single Git commit

...at the new location. I suppose rebase would have taken care of that, but by now I've pushed upstream so I can't test that. In any case, beware if you have a similar situation. – waldyrious Dec 18 '15 at 10:49 ...