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Ruby - elegantly convert variable to an array if not an array already

Given an array, a single element, or nil, obtain an array - the latter two being a single element array and an empty array respectively. ...
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Converting HTML files to PDF [closed]

I need to automatically generate a PDF file from an exisiting (X)HTML-document. The input files (reports) use a rather simple, table-based layout, so support for really fancy JavaScript/CSS stuff is probably not needed. ...
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How can I make SQL case sensitive string comparison on MySQL?

...character to add an umlaut? These UTF-8 strings could be treated as equal: convert(char(0x65,0xcc,0x88) using utf8) (i.e. e with ¨ added) and convert(char(0xc3,0xab) using utf8) (i.e. ë), but adding BINARY will make them unequal. – mvds Jun 8 '15 at 15:09 ...
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Convert DateTime to String PHP

I have already researched a lot of site on how can I convert PHP DateTime object to String. I always see "String to DateTime" and not "DateTime to String" ...
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entity object cannot be referenced by multiple instances of IEntityChangeTracker. while adding relat

...ity1; using (CityService cs = new CityService()) { city1 = cs.SelectCity(Convert.ToInt64(cmbCity.SelectedItem.Value)); } share | improve this answer | follow ...
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Can Python test the membership of multiple values in a list?

...g -- except when the question is irrelevant because sets aren't an option. Converting lists to sets just for the purpose of a test like this won't always be worth the trouble. And converting generators to sets can sometimes be incredibly wasteful, slowing programs down by many orders of magnitude. ...
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Why is there no tuple comprehension in Python?

... into a smaller one by iterating over the attrs that you are interested in converting to a tuple record. – dave Jul 1 '16 at 13:37 2 ...
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Unable to verify leaf signature

...ssl x509 -inform DER -in YOUR_CERTIFICATE.cer -out YOUR_CERTIFICATE.crt to convert it t a .crt beforehand – 0x1gene Oct 26 '16 at 14:49 add a comment  |  ...
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How to import an existing X.509 certificate and private key in Java keystore to use in SSL?

...hich I found in the comments/posts linked in the other answers: Step one: Convert the x.509 cert and key to a pkcs12 file openssl pkcs12 -export -in server.crt -inkey server.key \ -out server.p12 -name [some-alias] \ -CAfile ca.crt -caname root Note: Make sure you p...
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Setting up a deployment / build / CI cycle for PHP projects

... I am mostly a sys admin but sometimes I code PHP as well. As a side project I created some scripts that will make it simple and painless to set up a full blown PHP CI environment using Jenkins. It also runs a sample project for you so you ...