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Why is it Valid to Concatenate Null Strings but not to Call “null.ToString()”?
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The reason for first one working:
From MSDN:
In string concatenation operations,the C# compiler treats a null string the same as an empty string, but it does not convert the value of the original null string.
More information on the + ...
How to input a regex in string.replace?
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This tested snippet should do it:
import re
line = re.sub(r"</?\[\d+>", "", line)
Edit: Here's a commented version explaining how it works:
line = re.sub(r"""
(?x) # Use free-spacing mode.
< # Match a literal '<'
/? # Optionally match a...
What is the difference between and ? [duplicate]
...t;\r\n");
out.write("</html>\r\n");
and this is what you will see for the used tag in the second JSP file :
org.apache.jasper.runtime.JspRuntimeLibrary.include(request, response, "reusable.html", out, false);
So now you know that the include directive inserts the source of reuse.html at t...
Scripting Language vs Programming Language [closed]
...guage and Programming Language please?
Also can you state some examples for each. I have Googled a lot but I always find the best answers from Stack Overflow.
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Java “params” in method signature?
...an ellipsis ("...") after the type:
public void foo(Object... bar) {
for (Object baz : bar) {
System.out.println(baz.toString());
}
}
The vararg parameter must always be the last parameter in the method signature, and is accessed as if you received an array of that type (e.g. Obje...
How do you move a commit to the staging area in git?
...(effectively putting the branch in the state that it would have been in prior to the commit) - how do you do it? Or is it something that you can't do?
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Call An Asynchronous Javascript Function Synchronously
...odebase that is many thousands of lines long and time doesn't currently afford the ability to make the changes to "do it right." It hurts every fiber of my being, but reality and ideals often do not mesh. I know this sucks.
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How can I detect if a selector returns null?
What is the best way to detect if a jQuery-selector returns an empty object.
If you do:
8 Answers
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Converting BigDecimal to Integer
...t number but it accepts Integer as parameter. I cannot change return types or variable types of both methods.
8 Answers
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Where does this come from: -*- coding: utf-8 -*-
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Thanks for the pep link. I was formerly under the impression that the directive was only used by the text editor. Until now, I never knew that the python interpreter actually parsed the comment if it is present on the first two lin...