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Eclipse: enable assertions
... To globally set it as the default for everything, go to Window -> Preferences -> Java / Installed JREs. Select the JRE and click "Edit...". In the "Default VM arguments" field, add "-ea".
– Silveri
Oct 28 '13 at 8:42
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Passing a list of kwargs?
...')
Note the versatility of dict; all of these produce the same result:
>>> kw1 = dict(keyword1 = 'foo', keyword2 = 'bar')
>>> kw2 = dict({'keyword1':'foo', 'keyword2':'bar'})
>>> kw3 = dict([['keyword1', 'foo'], ['keyword2', 'bar']])
>>> kw4 = dict(zip(('keywor...
How to access object attribute given string corresponding to name of that attribute
...Which can used to set and get the attribute of an class.
A brief example:
>>> from new import classobj
>>> obj = classobj('Test', (object,), {'attr1': int, 'attr2': int}) # Just created a class
>>> setattr(obj, 'attr1', 10)
>>> setattr(obj, 'attr2', 20)
>&...
What is Weak Head Normal Form?
... thunks).
These expressions are all in normal form:
42
(2, "hello")
\x -> (x + 1)
These expressions are not in normal form:
1 + 2 -- we could evaluate this to 3
(\x -> x + 1) 2 -- we could apply the function
"he" ++ "llo" -- we could apply the (++)
(1 + 1, 2 ...
ModelState.IsValid == false, why?
...41
public bool IsValid {
get {
return Values.All(modelState => modelState.Errors.Count == 0);
}
}
Now, it looks like it can't be. Well, that's for ASP.NET MVC v1.
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Executing Batch File in C#
...dToEnd();
exitCode = process.ExitCode;
Console.WriteLine("output>>" + (String.IsNullOrEmpty(output) ? "(none)" : output));
Console.WriteLine("error>>" + (String.IsNullOrEmpty(error) ? "(none)" : error));
Console.WriteLine("ExitCode: " + exitCode.ToString(), "ExecuteComm...
How to delete object from array inside foreach loop?
...
foreach($array as $elementKey => $element) {
foreach($element as $valueKey => $value) {
if($valueKey == 'id' && $value == 'searched_value'){
//delete this particular object from the $array
unset($array[$elem...
How to debug a referenced dll (having pdb)
...heck that your projects are generating debug symbols (project properties => Build => Advanced => Output / Debug Info = full); and if you have copied the dll, put the pdb with it.
You can also load symbols directly in the IDE if you don't want to copy any files, but it is more work.
The ea...
How can I convert a character to a integer in Python, and viceversa?
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Use chr() and ord():
>>> chr(97)
'a'
>>> ord('a')
97
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Python: access class property from string [duplicate]
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A picture's worth a thousand words:
>>> class c:
pass
o = c()
>>> setattr(o, "foo", "bar")
>>> o.foo
'bar'
>>> getattr(o, "foo")
'bar'
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