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Suggestions for debugging print stylesheets?
I've recently been working on a print stylesheet for a website, and I realized that I was at a loss for effective ways to tweak it. It's one thing to have a reload cycle for working on the on-screen layout:
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Where is the “Fold” LINQ Extension Method?
...oduct = doubles.Aggregate(1.0, (prod, next) => prod * next);
See MSDN for more information. It lets you specify a seed and then an expression to calculate successive values.
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Limit file format when using ?
...> can help to provide a filter in the file select dialog box of the OS. For example,
<!-- (IE 10+, Edge (EdgeHTML), Edge (Chromium), Chrome, Firefox 42+) -->
<input type="file" accept=".xls,.xlsx" />
should provide a way to filter out files other than .xls or .xlsx. Although...
Find what filetype is loaded in vim
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&filetype for script usage
Minimal example:
echo &filetype
More realistic usage example:
if &filetype ==# 'c' || &filetype ==# 'cpp'
setlocal noexpandtab
endif
& syntax works for all options: https://vi.stackex...
Reference list item by index within Django template?
...t|index:x|index:y }} in template to get my_list[x][y]
It works fine with "for"
{{ my_list|index:forloop.counter0 }}
Tested and works well ^_^
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JQuery to load Javascript file dynamically
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Yes, use getScript instead of document.write - it will even allow for a callback once the file loads.
You might want to check if TinyMCE is defined, though, before including it (for subsequent calls to 'Add Comment') so the code might look something like this:
$('#add_comment').click(func...
UINavigationBar Hide back Button Text
...ing to what you'd like the back button to appear as. If you want it blank, for example, just put a space.
You can also change it with this line of code:
[self.navigationItem.backBarButtonItem setTitle:@"Title here"];
Or in Swift:
self.navigationItem.backBarButtonItem?.title = ""
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How to retrieve an element from a set without removing it?
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Two options that don't require copying the whole set:
for e in s:
break
# e is now an element from s
Or...
e = next(iter(s))
But in general, sets don't support indexing or slicing.
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Performance optimization strategies of last resort [closed]
There are plenty of performance questions on this site already, but it occurs to me that almost all are very problem-specific and fairly narrow. And almost all repeat the advice to avoid premature optimization.
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Execute PowerShell Script from C# with Commandline Arguments
... @Tronex - you should be defining the key as being a parameter for your script. PowerShell has some great builtin tools for working with paths. Maybe ask another question about that. @Kosi2801 has the correct answer for adding parameters.
– Steven Murawski
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