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How do you create different variable names while in a loop? [duplicate]
...a, but...
for x in range(0, 9):
globals()['string%s' % x] = 'Hello'
and then for example:
print(string3)
will give you:
Hello
However this is bad practice. You should use dictionaries or lists instead, as others propose. Unless, of course, you really wanted to know how to do it, but d...
Good NumericUpDown equivalent in WPF? [closed]
...another lacking control in WPF. There must be some existing ones out there and I don't like to re-invent the wheel.
9 Answe...
Regex expressions in Java, \\s vs. \\s+
...or many whitespaces. They're the so-called regular expression quantifiers, and they perform matches like this (taken from the documentation):
Greedy quantifiers
X? X, once or not at all
X* X, zero or more times
X+ X, one or more times
X{n} X, exactly n times
X{n,} X, at least n times
X{n,m}...
How to format a float in javascript?
.....or just use toFixed, as proposed by Tim Büthe. Forgot that one, thanks (and an upvote) for reminder :)
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Logging errors in ASP.NET MVC
...lication by plugging in Elmah.
You add the Elmah assembly to your project and then configure your web.config. It will then log exceptions created at controller or page level. It can be configured to log to various different places (like SQL Server, Email etc). It also provides a web frontend, so th...
How do I update if exists, insert if not (AKA “upsert” or “merge”) in MySQL?
...
@blub: If you create a unique key on geb and topic it will work (ALTER TABLE table ADD UNIQUE geb_by_topic (geb, topic)).
– chaos
Aug 2 '09 at 13:43
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How to re-raise an exception in nested try/except blocks?
... produced will include an additional notice that SomeError occurred while handling AlsoFailsError (because of raise e being inside except AlsoFailsError). This is misleading because what actually happened is the other way around - we encountered AlsoFailsError, and handled it, while trying to recove...
Undo git update-index --skip-worktree
...git-update-index.html, use
git ls-files -v
to see the "assume unchanged" and "skip-worktree" files marked with a special letter. The "skip-worktree" files are marked with S.
Edit: As @amacleod mentioned, making an alias to list all the hidden files is a nice trick to have so that you don't need t...
How to generate string of a certain length to insert into a file to meet a file size criteria?
...utomatically generate the files. I know the size of each file, ex. 100KB, and how many files to generate. What I need help with is how to generate a string less than or equal to the required file size.
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How to compile a 64-bit application using Visual C++ 2010 Express?
...
Here are step by step instructions:
Download and install the Windows Software Development Kit version 7.1. Visual C++ 2010 Express does not include a 64 bit compiler, but the SDK does. A link to the SDK: http://msdn.microsoft.com/en-us/windowsserver/bb980924.aspx
Change...