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Ubuntu rails install fails on zlib
...ox; it's my first serious foray into Linux as a daily-use OS, and I'm having a hard time getting Rails going. I have followed a number of tutorials which all seem to work fine, but when I try and use gem install or gem update on anything, I get an error that looks like this:
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Why are Oracle table/column/index names limited to 30 characters?
I can understand that many years ago there would be this kind of limitation, but nowadays surely this limit could easily be increased. We have naming conventions for objects, but there is always a case that turns up where we hit this limit - especially in naming foreign keys.
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Equivalent of String.format in jQuery
I'm trying to move some JavaScript code from MicrosoftAjax to JQuery. I use the JavaScript equivalents in MicrosoftAjax of the popular .net methods, e.g. String.format(), String.startsWith(), etc. Are there equivalents to them in jQuery?
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Jenkins Host key verification failed
I have a problem with jenkins , setting "git", shows the following error:
13 Answers
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Best way to display decimal without trailing zeroes
Is there a display formatter that will output decimals as these string representations in c# without doing any rounding?
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Secure random token in Node.js
In this question Erik needs to generate a secure random token in Node.js. There's the method crypto.randomBytes that generates a random Buffer. However, the base64 encoding in node is not url-safe, it includes / and + instead of - and _ . Therefore, the easiest way to generate such token ...
How to insert text at beginning of a multi-line selection in vi/Vim
In Vim , how do I insert characters at the beginning of each line in a selection?
13 Answers
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Calculate number of hours between 2 dates in PHP
How do I calculate the difference between two dates in hours?
16 Answers
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When is the finalize() method called in Java?
...test class which writes into a file when the finalize() method is called by overriding it. It is not executed. Can anybody tell me the reason why it is not executing?
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How to get .app file of a xcode application
I have created an xcode project. Now I want to give .app file to my friend to use that application. From where do I get this file? How to install this .app file in his Applications folder using an installer package?
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