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When to use symbols instead of strings in Ruby?
If there are at least two instances of the same string in my script, should I instead use a symbol?
4 Answers
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What are the differences between 'call-template' and 'apply-templates' in XSL?
...s in XSLT, like this simple one that outputs a string.
<xsl:template name="dosomething">
<xsl:text>A function that does something</xsl:text>
</xsl:template>
This function can be called via <xsl:call-template name="dosomething">.
<xsl:apply-templates> is a li...
Advantage of creating a generic repository vs. specific repository for each object?
...ges to creating a generic IRepository interface that all repositories implement, vs. each Repository having its own unique interface and set of methods.
...
Expand Python Search Path to Other Source
... for the right path when I run project modules. For instance, when I run something like:
6 Answers
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How to wait for all goroutines to finish without using time.Sleep?
This code selects all xml files in the same folder, as the invoked executable and asynchronously applies processing to each result in the callback method (in the example below, just the name of the file is printed out).
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How to manage REST API versioning with spring?
...ompatible changes (which might not always possible when you are bound by some corporate guidelines or your API clients are implemented in a buggy way and would break even if they should not) the abstracted requirement is an interesting one:
How can I do a custom request mapping that does arbitrary...
SQL Server CTE and recursion example
... tested your code, just tried to help you understand how it operates in comment;
WITH
cteReports (EmpID, FirstName, LastName, MgrID, EmpLevel)
AS
(
-->>>>>>>>>>Block 1>>>>>>>>>>>>>>>>>
-- In a rCTE, this block is...
Assigning code to a variable
...assign it to an Action like this:
var ButtonClicked = new Action(() => MessageBox.Show("hi"));
Then call it:
ButtonClicked();
For completeness (in regards to the various comments)...
As Erik stated, you could execute multiple lines of code:
var ButtonClicked = new Action(() =>
{
Me...
'and' (boolean) vs '&' (bitwise) - Why difference in behavior with lists vs numpy arrays?
...ogically True. This facilitates the common use case where you want to do something if a list is empty and something else if the list is not. Note that this means that the list [False] is logically True:
>>> if [False]:
... print 'True'
...
True
So in Example 1, the first list is non-e...
When is memoization automatic in GHC Haskell?
I can't figure out why m1 is apparently memoized while m2 is not in the following:
4 Answers
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