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Call by name vs call by value in Scala, clarification needed
...s that each of its parameters may be pass-by-name or pass-by-value. Furthermore, "call-by-name" has nothing to do with names. => Int is a different type from Int; it's "function of no arguments that will generate an Int" vs just Int. Once you've got first-class functions you don't need to invent ...
How do I configure emacs for editing HTML files that contain Javascript?
... multi-web-mode:
https://github.com/fgallina/multi-web-mode
which may be more easily configurable than the already mentioned multi-mode.
You just configure your preferred modes in your .emacs file like this:
(require 'multi-web-mode)
(setq mweb-default-major-mode 'html-mode)
(setq mweb-tags
'...
Why covariance and contravariance do not support value type
...t want to read Eric Lippert's blog post on representation and identity for more on this topic in general.
EDIT: Having reread Eric's blog post myself, it's at least as much about identity as representation, although the two are linked. In particular:
This is why covariant and contravariant con...
UI Design Pattern for Windows Forms (like MVVM for WPF)
...tle too simple for my taste. How would I go about in Winforms and MVP with more complex data display such as TreeView or DataGridView how much (what) logic would reside where?
– bitbonk
Mar 8 '09 at 19:38
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Can we append to a {% block %} rather than overwrite?
...html I have a block labeled javascript. It would be great if I can append more lines to this block without overwriting everything in it.
...
How to tell if a string is not defined in a Bash shell script
...se two tests, and I understand the second one well, but not the first one. More precisely I don't understand the need for variable expansion
if [ -z "${VAR+xxx}" ]; then echo VAR is not set at all; fi
Wouldn't this accomplish the same?
if [ -z "${VAR}" ]; then echo VAR is not set at all; fi
Fair ...
Background task, progress dialog, orientation change - is there any 100% working solution?
...n to let the user know if the work has been done. Here is a blog post with more on this pattern.
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performing HTTP requests with cURL (using PROXY)
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What is Angular.noop used for?
...gs
callback();
}
// Those two have the same effect, but the later is more elegant
foo(function() {});
foo(angular.noop);
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Using only CSS, show div on hover over
...t might be prudent to use visibility instead of display. As I recall, it's more efficient because display redraws the div every time. Although it probably doesn't matter for one div, if you have to do many, it might be better to make them invisible instead.
– Prinsig
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