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Calling a Method From a String With the Method's Name in Ruby
...ully grok'd it I ran the FileUtils.send("load") and it ran my function. so if I understand this correctly by creating functions in "global" am I adding the methods onto the root object? or not?
– BuddyJoe
Sep 10 '09 at 21:50
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How do I resize an image using PIL and maintain its aspect ratio?
...sys.argv[1:]:
outfile = os.path.splitext(infile)[0] + ".thumbnail"
if infile != outfile:
try:
im = Image.open(infile)
im.thumbnail(size, Image.ANTIALIAS)
im.save(outfile, "JPEG")
except IOError:
print "cannot create thumbnail fo...
Error when deploying an artifact in Nexus
Im' getting an error when deploying an artifact in my own repository in a Nexus server: "Failed to deploy artifacts: Could not transfer artifact" "Failed to transfer file http:///my_artifact. Return code is: 400"
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XSD: What is the difference between xs:integer and xs:int?
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The difference is the following:
xs:int is a signed 32-bit integer.
xs:integer is an integer unbounded value.
See for details https://web.archive.org/web/20151117073716/http://www.w3schools.com/schema/schema_dtypes_numeric.asp
Fo...
Checking for an empty field with MySQL
...handle both, use:
email > ''
which can benefit from the range access if you have lots of empty email record (both types) in your table.
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How to get thread id from a thread pool?
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Are Java thread IDs guaranteed to be contiguous? If not, your modulo won't work correctly.
– Brian Gordon
Sep 19 '15 at 0:34
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How can I define a composite primary key in SQL?
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Just for clarification: a table can have at most one primary key. A primary key consists of one or more columns (from that table). If a primary key consists of two or more columns it is called a composite primary key. It is defined as fol...
Inline instantiation of a constant List
...ng>, ReadOnlyCollection<string> or something else is up to you... if you expect that it should only be treated as a sequence, then IEnumerable<string> would probably be most appropriate. If the order matters and you want people to be able to access it by index, IList<T> may be a...
Does a finally block always run?
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from the Sun Tutorials
Note: If the JVM exits while the try
or catch code is being executed, then
the finally block may not execute.
Likewise, if the thread executing the
try or catch code is interrupted or
killed, the finally block may not
e...
Foreign key from one app into another in Django
I'm wondering if it's possible to define a foreign key in a models.py file in Django that is a reference to a table in another app?
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