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How to keep the spaces at the end and/or at the beginning of a String?
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&#160 doesn't work... xml editor gives an error and you can't to build the project... \u0020 works fine!
– jcamacho
Jul 29 '13 at 8:18
11
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Remove not alphanumeric characters from string
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@AD7six thank you for pointing out my error. When I copy pasted the input into WebStrom it automatically added 2 extra backslashes to each existing backslash. I failed to noitice this. input = "\\test\red\bob\fred\new" --> copy_paste = "\\\\test\\red\\bob\...
How to backup a local Git repository?
...ng up to bundle #{bundle_name.inspect}"
# git bundle will print it's own error messages if it fails
`git bundle create #{bundle_name.inspect} --all --remotes`
end # def git_backup
# helper function to call git config to retrieve a boolean setting
def git_config_bool( option, default_value )
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Padding is invalid and cannot be removed?
...rent set of keys for decryption than used for encryption you will get this error:
Padding is invalid and cannot be removed
If you are using some algorithm to dynamically generate keys that will not work. They need to be the same for both encryption and decryption. One common way is to have the...
How to convert List to List?
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I'm getting an error when omitting the arrow syntax. This works: List<string> sss = new List<string>(); IEnumerable<int> test1 = sss.Select<string, int>(x => Convert.ToInt32(x)); but this does not: IEnumerable<...
Date query with ISODate in mongodb doesn't seem to work
...ow:
db.foo.find({dt: {"$date": "2012-01-01T15:00:00.000Z"}})
you'll get error:
error: { "$err" : "invalid operator: $date", "code" : 10068 }
Try this:
db.mycollection.find({
"dt" : {"$gte": new Date("2013-10-01T00:00:00.000Z")}
})
or (following comments by @user3805045):
db.mycollectio...
What is the difference between a static and a non-static initialization code block
...cess from the static initializer block. This will fail to compile with the error "non-static variable a cannot be referenced from a static context".
If you also remove static from the initializer block, it then becomes an instance initializer and so int a is initialized at construction.
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Python Infinity - Any caveats?
...back (most recent call last):
File "<stdin>", line 1, in ?
OverflowError: (34, 'Numerical result out of range')
The inf value is considered a very special value with unusual semantics, so it's better to know about an OverflowError straight away through an exception, rather than having an i...
how to ignore namespaces with XPath
...ocument due to a 'The 'xmlns' attribute is bound to the reserved namespace error.
– AutomatedChaos
Nov 21 '18 at 10:50
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What's the difference between a Python “property” and “attribute”?
...a value < 0
"""
if value < 0:
raise ValueError("Must be >= 0")
self._x = value
>>> a = A()
>>> a._x = -1
>>> a.x = -1
Traceback (most recent call last):
File "ex.py", line 15, in <module>
a.x = -1
File "ex.py", li...