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Difference between using bean id and name in Spring configuration file
...names; these
terms refer to the same thing). These
ids must be unique within the
container the bean is hosted in. A
bean will almost always have only one
id, but if a bean has more than one
id, the extra ones can essentially be
considered aliases.
When using XML-based configuratio...
Generate random 5 characters string
I want to create exact 5 random characters string with least possibility of getting duplicated. What would be the best way to do it? Thanks.
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Single script to run in both Windows batch and Linux Bash?
Is it possible to write a single script file which executes in both Windows (treated as .bat) and Linux (via Bash)?
11 Answ...
Programmatically find the number of cores on a machine
... platform-independent way? If no such thing exists, what about determining it per-platform (Windows/*nix/Mac)?
19 Answers
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Open file in a relative location in Python
...y prior windows directory say 'main' , and wherever code is installed when it runs it needs to access to directory 'main/2091/data.txt' .
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Why is `[` better than `subset`?
...en I need to filter a data.frame, i.e., extract rows that meet certain conditions, I prefer to use the subset function:
2...
How do I get the last four characters from a string in C#?
...ath.Max(0, mystring.Length - 4)); //how many lines is this?
If you're positive the length of your string is at least 4, then it's even shorter:
mystring.Substring(mystring.Length - 4);
share
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i...
How to drop a table if it exists?
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Is it correct to do the following?
IF EXISTS(SELECT *
FROM dbo.Scores)
DROP TABLE dbo.Scores
No. That will drop the table only if it contains any rows (and will raise an error if the table does not exist).
In...
How can I use NSError in my iPhone App?
... am looking into using NSError . I am slightly confused about how to use it, and how to populate it.
9 Answers
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How to specify font attributes for all elements on an html web page?
When I set the font family, font size, color etc. it seems that some nested elements override these with ugly browser defaults.
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