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Why am I getting an Exception with the message “Invalid setup on a non-virtual (overridable in VB) m
...in-memory proxy type which inherits from your "XmlCupboardAccess" and overrides the behaviors that you have set up in the "SetUp" method. And as you know in C#, you can override something only if it is marked as virtual which isn't the case with Java. Java assumes every non-static method to be virtu...
What is the _snowman param in Ruby on Rails 3 forms for?
...4), I see that when using the form_tag or form_for helpers there is a hidden field named _snowman with the value of ☃ ( Unicode \x9731) showing up.
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What are the special dollar sign shell variables?
...number of positional parameters.
$- current options set for the shell.
$$ pid of the current shell (not subshell).
$_ most recent parameter (or the abs path of the command to start the current shell immediately after startup).
$IFS is the (input) field separator.
$? is the most recent foreground pip...
Can we write our own iterator in Java?
..., a LinkedList) from java.util, you'll need to either subclass it and override its iterator function so that you return your own, or provide a means of wrapping a standard iterator in your special Iterator instance (which has the advantage of being more broadly used), etc.
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Having a private branch of a public repo on GitHub?
...ed for your public repo to that new public remote. (make sure you don't accidentally commit private-only code)
You can bring in changes to your public repo using 'git fetch public' and then merge them locally and push to your private repo (origin remote).
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How assignment works with Python list slice?
...r your case use the function islice, with start=1, stop=None. This will avoid any copies and use lazy evaluation (in your case lazy access ot the original list).
– Spiros
Jun 25 '15 at 9:27
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How to upgrade Eclipse for Java EE Developers?
...the juno release repo. It was confusing that some of the updated features did not show as installed, even thought they were.
– Mark Mikofski
Jul 25 '13 at 6:28
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How to set child process' environment variable in Makefile
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As MadScientist pointed out, you can export individual variables with:
export MY_VAR = foo # Available for all targets
Or export variables for a specific target (target-specific variables):
my-target: export MY_VAR_1 = foo
my-target: export MY_VAR_2 = bar
my-target: ex...
Git status - is there a way to show changes only in a specific directory?
...wered Dec 14 '12 at 15:36
Sam DoidgeSam Doidge
2,27911 gold badge1414 silver badges88 bronze badges
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how to use “AND”, “OR” for RewriteCond on Apache?
...lated]. Can you help me find my interpretation error? [Also to be more explidt, what about the reverse: if one wants to implement ((A OR B) AND (C OR D)), what exactly should one code in the .htaccess file?]
– Chuck Kollars
Jul 23 '15 at 19:23
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