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Can I initialize a C# attribute with an array or other variable number of arguments?
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34
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How to find out if an installed Eclipse is 32 or 64 bit version?
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145
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How can I find out if I have Xcode commandline tools installed?
...xcodebuild -version
will give you the xcode version, run it via Terminal command
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Why is 'this' a pointer and not a reference?
... to this question C++ pros and cons and got this doubt while reading the comments.
2 Answers
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HTTPS setup in Amazon EC2
...to open HTTPS port (443). To do that, you go to https://console.aws.amazon.com/ec2/ and click on the Security Groups link on the left, then create a new security group with also HTTPS available.
Then, just update the security group of a running instance or create a new instance using that group.
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How can I disable HREF if onclick is executed?
...ou put return first in the onclick attribute:
<a href="https://example.com/no-js-login" onclick="return yes_js_login();">Log in</a>
yes_js_login = function() {
// Your code here
return false;
}
Example: https://jsfiddle.net/FXkgV/289/
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How to add a jar in External Libraries in android studio
...file and at end click on Add as library. This will take care of adding compile files('libs/library_name.jar') in build.gradle [You don't have to manually enter this in your build file].
Now you can start using the library in your project.
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Use of undeclared identifier 'kUTTypeMovie'
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Why use symbols as hash keys in Ruby?
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TL;DR:
Using symbols not only saves time when doing comparisons, but also saves memory, because they are only stored once.
Ruby Symbols are immutable (can't be changed), which makes looking something up much easier
Short(ish) answer:
Using symbols not only saves time when d...