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Why do I need Transaction in Hibernate for read-only operations?
Why do I need Transaction in Hibernate for read-only operations?
4 Answers
4
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What is the best way to do a substring in a batch file?
...t names only
To precisely answer your question, however: Substrings are done using the :~start,length notation:
%var:~10,5%
will extract 5 characters from position 10 in the environment variable %var%.
NOTE: The index of the strings is zero based, so the first character is at position 0, the...
How to rename with prefix/suffix?
How do I do mv original.filename new.original.filename without retyping the original filename?
9 Answers
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How do I force my .NET application to run as administrator?
Once my program is installed on a client machine, how do I force my program to run as an administrator on Windows 7?
12 An...
Can't specify the 'async' modifier on the 'Main' method of a console app
...ations (the method returns off the thread but keeps the request alive). It doesn't work out so well for Console programs: Main returns to the OS - so your program exits.
One solution is to provide your own context - a "main loop" for your console program that is async-compatible.
If you have a mach...
How do I make a checkbox required on an ASP.NET form?
I've done some searching on this, and I've found several partial answers, however nothing that gives me that warm fuzzy "this is the right way to do this". To answer the most frequently occurring complaint against this question: "checkboxes can have two legitimate states - checked and unchecked", th...
Is there a way to get a collection of all the Models in your Rails app?
...swers than this one! Or try to improve this one as community wiki.
Models do not register themselves to a master object, so no, Rails does not have the list of models.
But you could still look in the content of the models directory of your application...
Dir.foreach("#{RAILS_ROOT}/app/models") do...
How can two strings be concatenated?
...paste()
is the way to go. As the previous posters pointed out, paste can do two things:
concatenate values into one "string", e.g.
> paste("Hello", "world", sep=" ")
[1] "Hello world"
where the argument sep specifies the character(s) to be used between the arguments to concatenate,
or colla...
How do I remedy “The breakpoint will not currently be hit. No symbols have been loaded for this docu
...ve arrived at a breakpoint or used Debug > Break All, use Debug > Windows > Modules. You'll see a list of all the assemblies that are loaded into the process. Locate the one you want to get debug info for. Right-click it and select Symbol Load Information. You'll get a dialog that lists...
Output array to CSV in Ruby
...nough to read a CSV file into an array with Ruby but I can't find any good documentation on how to write an array into a CSV file. Can anyone tell me how to do this?
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