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How can I output leading zeros in Ruby?
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This should be the selected answer.
– Dan Barron
Jul 28 '14 at 14:40
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How to force garbage collector to run?
...et Framework does this automatically but just in case.
First, make sure to select what you want to erase, and then call the garbage collector:
randomClass object1 = new randomClass
...
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// Give a null value to the code you want to delete
object1 = null;
// Then call the garbage collector to eras...
ruby 1.9: invalid byte sequence in UTF-8
...il if string.nil?
return string if string.valid_encoding?
string.chars.select { |c| c.valid_encoding? }.join
end
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Most pythonic way to delete a file which may not exist
...ob("*.csv"):
os.remove(filename)
Glob finds all the files that could select the pattern with a *nix wildcard, and loops the list.
How do you version your database schema? [closed]
...bles. I then copy the data over from the old database using INSERT INTO x SELECT FROM y and then apply all indexes, constraints and triggers.
New tables, new columns, deleted columns all get handled automatically and with a few little tricks to adjust the copy routine I can handle column renames, ...
PHP: How to remove specific element from an array?
...ving the chosen items, "strawberry" in this example. So, the user enters a selection => the code searches under submenus and finds any list that has that option => turns that list into an array => removes the chosen option.
– dcp3450
Mar 15 '10 at 18:1...
XML Schema (XSD) validation tool? [closed]
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For Windows there is the free XML Notepad 2007.
You can select XSD's for it to validate against
UPDATE: better yet, use Notepad++ with the XML Tools plugin
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How to pass parameters in $ajax POST?
...tain network panels which displays the complete request.
In network panel select XHR to see requests.
This can also be done via this.
$.post('superman',
{
'field1': 'hello',
'field2': 'hello1'
},
function (response) {
alert("Success !");
}
);
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Could not load type from assembly error
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VS.NET will list the path to the assembly you select and reflector will open the right assembly but when the application executes the .NET runtime will load the GAC'd assembly.
– Eric Schoonover
Sep 24 '08 at 6:13
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How to format a Java string with leading zero?
... your own function. That would be a much better general solution than the selected answer. docjar.com/html/api/org/apache/commons/lang/…
– kaliatech
Oct 29 '10 at 13:01
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