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How to test code dependent on environment variables using JUnit?

... value); } } For Java 5 to 7 the library System Rules has a JUnit rule called EnvironmentVariables. import org.junit.contrib.java.lang.system.EnvironmentVariables; public class EnvironmentVariablesTest { @Rule public final EnvironmentVariables environmentVariables = new EnvironmentVariab...
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Managing constructors with many parameters in Java

...ing to keep track of any kind of argument order, since any order of those calls will work equally well. share | improve this answer | follow | ...
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Using curl POST with variables defined in bash script functions

... function that generates the post data of your script. This saves you from all sort of headaches concerning shell quoting and makes it easier to read an maintain the script than feeding the post data on curl's invocation line as in your attempt: generate_post_data() { cat <<EOF { "account...
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Bash continuation lines

... like a single string which crosses lines, while indenting but not getting all those spaces, one approach you can try is to ditch the continuation line and use variables: $ a="continuation" $ b="lines" $ echo $a$b continuationlines This will allow you to have cleanly indented code at the expense ...
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Vim Regex Capture Groups [bau -> byau : ceu -> cyeu]

...ter (and more magic-al) is to use \v, meaning that in the pattern after it all ASCII characters except '0'-'9', 'a'-'z', 'A'-'Z' and '_' have a special meaning: :%s/\v(\w)(\w\w)/\1y\2/g See: :help \( :help \v share ...
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How can I remove all objects but one from the workspace in R?

I have a workspace with lots of objects and I would like to remove all but one. Ideally I would like to avoid having to type rm(obj.1, obj.2... obj.n) . Is it possible to indicate remove all objects but these ones ? ...
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How to make an HTTP POST web request

... it is great to have such short piece of code. – user_v Sep 11 '13 at 6:15 3 Tim - If you right c...
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Escaping single quote in PHP when inserting into MySQL [duplicate]

...e it again, the string you get back from the database will not be automatically escaped for you. You'll get back "O'Brien". So, you will need to pass it through mysql_real_escape_string(). share | i...
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How do I bind a WPF DataGrid to a variable number of columns?

... property is ReadOnly, like everyone noticed, I made an Attached Property called BindableColumns which updates the Columns in the DataGrid everytime the collection changes through the CollectionChanged event. If we have this Collection of DataGridColumn's public ObservableCollection<DataGrid...
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'Contains()' workaround using Linq to Entities?

...sion.Lambda<Func<TEntity, bool>>(body, p)); } //Optional - to allow static collection: public static IQueryable<TEntity> WhereIn<TEntity, TValue> ( this ObjectQuery<TEntity> query, Expression<Func<TEntity, TValue>> selector, params TValue[] co...