Lecture 1: Introduction to Research — [📝Lecture Notebooks] [
Lecture 2: Introduction to Python — [📝Lecture Notebooks] [
Lecture 3: Introduction to NumPy — [📝Lecture Notebooks] [
Lecture 4: Introduction to pandas — [📝Lecture Notebooks] [
Lecture 5: Plotting Data — [📝Lecture Notebooks] [[
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| /* | |
| JPA (Java Persistence API) | |
| Transaction Management with an Entity-Mananger: | |
| --- | |
| entityManager.getTransaction().begin(); | |
| entityManager.persist(<some-entity>); | |
| entityManager.getTransaction().commit(); | |
| entityManager.clear(); |
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| /* Smartphones (portrait and landscape) ----------- */ | |
| @media only screen | |
| and (min-device-width : 320px) | |
| and (max-device-width : 480px) { | |
| /* Styles */ | |
| } | |
| /* Smartphones (landscape) ----------- */ | |
| @media only screen | |
| and (min-width : 321px) { |
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| // XPath CheatSheet | |
| // To test XPath in your Chrome Debugger: $x('/html/body') | |
| // http://www.jittuu.com/2012/2/14/Testing-XPath-In-Chrome/ | |
| // 0. XPath Examples. | |
| // More: http://xpath.alephzarro.com/content/cheatsheet.html | |
| '//hr[@class="edge" and position()=1]' // every first hr of 'edge' class |
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| =begin class String | |
| def initial | |
| self[0,1] | |
| end | |
| end | |
| =end | |
| text =gets.chomp.scan /./ | |
| b = text.collect! { |x| x.succ.succ.succ } | |
| b = b.join.to_s | |
| c = b.tr("#"," ") |