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How to get a random number in Ruby

...6). A roll in craps could be simulated with 2 + rand(6) + rand(6). Finally, if you just need a random float, just call rand with no arguments. As Marc-André Lafortune mentions in his answer below (go upvote it), Ruby 1.9.2 has its own Random class (that Marc-André himself helped to debug,...
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How to fix the “java.security.cert.CertificateException: No subject alternative names present” error

...ager that does not validate certificate chains TrustManager[] trustAllCerts = new TrustManager[] {new X509TrustManager() { public java.security.cert.X509Certificate[] getAcceptedIssuers() { return null; } public void checkClientTrusted(X509...
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adito-gateway -华为云免费SSL VPN解决方案 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...tar.gz 解压出来后,移动到usr目录 [root@adito mnt]# mv jdk1.7.0_17 /usr 配置java 参数 alternatives --install /usr/bin/java java /usr/jdk1.7.0_17/jre/bin/java 20000 alternatives --install /usr/bin/javaws javaws /usr/jdk1.7.0_17/jre/bin/javaws 20000 alternatives --install /usr/...
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Create tap-able “links” in the NSAttributedString of a UILabel?

... easy. Starting from iOS 6 UILabel supports display of attributed strings. All you need to do is to create and configure an instance of NSMutableAttributedString: NSMutableAttributedString *attributedString = [[NSMutableAttributedString alloc] initWithString:@"String with a link" attributes:nil]; N...
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Is it possible to get CMake to build both a static and shared version of the same library?

Same source, all that, just want a static and shared version both. Easy to do? 5 Answers ...
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Specifying an Index (Non-Unique Key) Using JPA

...il because there are literally millions of queries on this field per day, and its a bit slow without the key. 11 Answers ...
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Make a Bash alias that takes a parameter?

...reate a function. alias does not accept parameters but a function can be called just like an alias. For example: myfunction() { #do things with parameters like $1 such as mv "$1" "$1.bak" cp "$2" "$1" } myfunction old.conf new.conf #calls `myfunction` By the way, Bash functions def...
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Eclipse error: 'Failed to create the Java Virtual Machine'

...swered Sep 4 '11 at 22:52 Matt BallMatt Ball 323k8585 gold badges598598 silver badges672672 bronze badges ...
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Can't import my own modules in Python

...s sys.path.append("..") from myapp import SomeObject though that is generally not recommended. In general, if you want other people to use your Python package, you should use distutils to create a setup script. That way, anyone can install your package easily using a command like python setup.py ...
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What is the easiest way to parse an INI file in Java?

...format of this ini files is the common windows style, with header sections and key=value pairs, using # as the character for commenting. ...