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Show or hide element in React
I am messing around with React.js for the first time and cannot find a way to show or hide something on a page via click event. I am not loading any other library to the page, so I am looking for some native way using the React library. This is what I have so far. I would like to show the results...
How to force a web browser NOT to cache images
I am writing and using a very simple CGI-based (Perl) content management 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 u...
How can I create a self-signed cert for localhost?
I've gone through the steps detailed in How do you use https / SSL on localhost? but this sets up a self-signed cert for my machine name, and when browsing it via https://localhost I receive the IE warning.
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vertical alignment of text element in SVG
Let's say I have the SVG file:
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Check if a row exists, otherwise insert
I need to write a T-SQL stored procedure that updates a row in a table. If the row doesn't exist, insert it. All this steps wrapped by a transaction.
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Frame Buster Buster … buster code needed
Let's say you don't want other sites to "frame" your site in an <iframe> :
20 Answers
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Do spurious wakeups in Java actually happen?
Seeing various locking related question and (almost) always finding the 'loop because of spurious wakeups' terms 1 I wonder, has anyone experienced such kind of a wakeup (assuming a decent hardware/software environment for example)?
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How do I remove version tracking from a project cloned from git?
I want to remove all version tracking from a project's directory.
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What is a daemon thread in Java?
Can anybody tell me what daemon threads are in Java ?
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