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Build Eclipse Java Project from Command Line
Is there a way to compile an Eclipse-based Java project from the command line?
8 Answers
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Mongoose, Select a specific field with find
...r);
res.send(someValue);
});
//this eliminates the .select() and .exec() methods
};
In case you want most of the Schema fields and want to omit only a few, you can prefix the field name with a -. For ex "-name" in the second argument will not include name field in the doc whereas th...
Default value of a type at Runtime [duplicate]
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There's really only two possibilities: null for reference types and new myType() for value types (which corresponds to 0 for int, float, etc) So you really only need to account for two cases:
object GetDefaultValue(Type t)
{
if (t.IsValueType)
return Activator.CreateInstance(...
Why is the console window closing immediately once displayed my output?
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Because it's finished. When console applications have completed executing and return from their main method, the associated console window automatically closes. This is expected behavior.
If you want to keep it open for debugging purposes, you'll need to instruct the computer to wait for a key pre...
How to generate a git patch for a specific commit?
...repare patches from the topmost commits.
Apply the patch with the command:
git am < file.patch
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Safe integer parsing in Ruby
I have a string, say '123' , and I want to convert it to the integer 123 .
8 Answers
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How to find duplicates in 2 columns not 1
...composite key between the two fields. This will require a unique stone_id and upcharge_title for each row.
As far as finding the existing duplicates try this:
select stone_id,
upcharge_title,
count(*)
from your_table
group by stone_id,
upcharge_title
having coun...
Searching subversion history (full text)
... Good point. The gitk GUI does this kind of search very well, and it's easy to use the git svn tools to access an svn repository. Admitedly, I've moved entirely to using git since the time I asked this question, so accepting this answer might be a bit specific to me.
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How can I transform string to UTF-8 in C#?
I have a string that I receive from a third party app and I would like to display it correctly in any language using C# on my Windows Surface.
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How to format strings using printf() to get equal length in the output?
...o functions, one which produces messages like Starting initialization... and another which checks return codes and outputs "Ok" , "Warning" or "Error" . However, the output that is produced is of the different length:
...