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What are forward declarations in C++?
...erence between declaration and definition
As an aside, it's important to know the difference between a declaration and a definition. A declaration just gives enough code to show what something looks like, so for a function, this is the return type, calling convention, method name, arguments and th...
Create objective-c class instance by name?
...less dynamic because I used a symbol instead of a string. However, if you know the class that you want when you are writing the code, then it's preferable to use the symbol so as to avoid possible typos.
– Simon Woodside
Nov 25 '11 at 19:46
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Find the min/max element of an Array in JavaScript
...lleague tries to get the alphabetically-latest string in an array with the now-well-documented native .max() method, but mysteriously gets NaN. Hours later, she finds this code, runs a git blame, and curses your name.
– Mark Amery
Feb 14 '15 at 0:21
...
Razor doesn't understand unclosed html tags
... else
return MvcHtmlString.Empty;
}
}
}
Now you can use this extension method in your razor view:
@Html.Html("<div>", somecondition)
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Maven2 property that indicates the parent directory
... </execution>
</executions>
</plugin>
<!-- Now, I can load the properties file using the new 'env-properties-file-by-groovy' property. -->
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>properties-maven-plugin</artifact...
Gulp.js task, return on src?
...c() returns a stream, so it's async.
Without it the task system wouldn't know when it finished. Read the docs.
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Why does C# disallow readonly local variables?
...in the case of other languages). The fact that it's disallowed in C# right now, is another argument that some of the "features" of C# are merely an enforcement of personal coding style of its creators.
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Is there an S3 policy for limiting access to only see/access one bucket?
...ome more (like PutBucketAcl).
The following IAM policy is working for me now:
{
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Action": [
"s3:ListBucket",
"s3:GetBucketLocation",
"s3:ListBucketMultipartUploads"
],
"Resource": ...
Accessing the index in 'for' loops?
...e want to iterate over with an index:
items = ['a', 'b', 'c', 'd', 'e']
Now we pass this iterable to enumerate, creating an enumerate object:
enumerate_object = enumerate(items) # the enumerate object
We can pull the first item out of this iterable that we would get in a loop with the next fun...
What exactly is an HTTP Entity?
... in the latest HTTP 1.1 specifications. Looks like it's been deprecated. Now we can just stick with "header fields" and "message body".
– Hawkeye Parker
Oct 13 '14 at 7:13
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