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Error: Could not create the Java Virtual Machine Mac OSX Mavericks
I just installed the latest Java SDK 7-67 from Oracle on the Mac 10.9.4. I then ran the command java -v in Terminal and I get this message:
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How to describe “object” arguments in jsdoc?
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From the @param wiki page:
Parameters With Properties
If a parameter is expected to have a particular property, you can document that immediately after the @param tag for that parameter, like so:
/**
* @param userInf...
Entity Framework 4 Single() vs First() vs FirstOrDefault()
...ds on the scenario. If you know you should always get a single record back from the db, no more, no less, for a given query then Single() is the 'right' one to use. In other situations the others may be more appropriate. In previous versions of EF we were limited to First() and FirstOrDefault() whic...
Should I use document.createDocumentFragment or document.createElement
...and DOM reflow and wondered how document.createDocumentFragment differed from document.createElement as it looks like neither of them exist in the DOM until I append them to a DOM element.
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Which maven dependencies to include for spring 3.0?
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There was a really nice post on the Spring Blog from Keith Donald detailing howto Obtain Spring 3 Aritfacts with Maven, with comments detailing when you'd need each of the dependencies...
<!-- Shared version number properties -->
<properties>
<org.sprin...
Size of character ('a') in C/C++
...der Appendix C.1.1, it mentions that "Type of character literal is changed from int to char, which explains the behavior. :)
– jalf
Jan 31 '10 at 19:28
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Convert a char to upper case using regular expressions (EditPad Pro)
...osite requirement though. I had to replace all uppercase attribute values (from probably '90s HTML) to lower case. Using \L$1\E worked.
– Ejaz
Feb 7 '16 at 14:27
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Rails new vs create
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From the ActiveRecord::Base documentation:
create(attributes = nil) {|object| ...}
Creates an object (or multiple objects) and saves it to the database, if validations pass. The resulting object is returned whether the o...
Escape single quote character for use in an SQLite query
...ble_name (field1, field2) VALUES (123, 'Hello there''s');
Relevant quote from the documentation:
A string constant is formed by enclosing the string in single quotes ('). A single quote within the string can be encoded by putting two single quotes in a row - as in Pascal. C-style escapes using...
What to do with branch after merge
...hecked out in the recent repository history will also show up there. Aside from that, git fsck will be the tool of choice at any case of commit-loss in git.
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