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How to declare std::unique_ptr and what is the use of it?
...for creating a unique pointer is better, when possible. Notice, that in C++14 we will be able to do:
unique_ptr<int> p = make_unique<int>(42);
Which is both clearer and safer. Now concerning this doubt of yours:
What is also not clear to me, is how pointers, declared in this way w...
Removing a list of characters in string
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How do I run a spring boot executable jar in a Production environment?
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Please note that since Spring Boot 1.3.0.M1, you are able to build fully executable jars using Maven and Gradle.
For Maven, just include the following in your pom.xml:
<plugin>
<groupId>org.springframework.boot</groupId>
<artifa...
javax.validation.ValidationException: HV000183: Unable to load 'javax.el.ExpressionFactory'
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How to add a custom loglevel to Python's logging facility
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Is there a visual profiler for Python? [closed]
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Can you explain the HttpURLConnection connection process?
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String message = URLEncoder.encode("my message", "UTF-8");
try {
// instantiate the URL o...
SVG gradient using CSS
...ape-rendering: crispEdges;
fill: url(#MyGradient);
}
<svg width="100" height="50" version="1.1" xmlns="http://www.w3.org/2000/svg">
<style type="text/css">
rect{fill:url(#MyGradient)}
</style>
<defs>
<linearGradient id="MyGradi...
How to paste over without overwriting register
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What's faster, SELECT DISTINCT or GROUP BY in MySQL?
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