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What is the difference between . (dot) and $ (dollar sign)?
...ppears on the right to the input of whatever appears on the left. This usually also results in fewer parentheses, but works differently.
Going back to the same example:
putStrLn (show (1 + 1))
(1 + 1) doesn't have an input, and therefore cannot be used with the . operator.
show can take an Int...
How do I remove the file suffix and path portion from a path string in Bash?
...
This is probably the most flexible of all the answers posted, but I think the answers suggesting the basename and dirname commands deserve some attention as well. They may be just the trick if you don't need any other fancy pattern matching.
...
What is the proper REST response code for a valid request but an empty data?
...ch may want to indicate success without having to return something. (Especially in cases like DELETE or POSTs that don't require feedback).
The answer, therefore, to your question is use 404 in your case. 204 is a specialized reponse code that you shouldn't often return to a browser in response to...
Is there a command line utility for rendering GitHub flavored Markdown?
...
I wrote a small CLI in Python and added GFM support. It's called Grip (Github Readme Instant Preview).
Install it with:
$ pip install grip
And to use it, simply:
$ grip
Then visit localhost:5000 to view the readme.md file at that ...
Deleting array elements in JavaScript - delete vs splice
... myArray
[empty, "b", "c", "d"]
myArray.splice(start, deleteCount) actually removes the element, reindexes the array, and changes its length.
> myArray = ['a', 'b', 'c', 'd']
["a", "b", "c", "d"]
> myArray.splice(0, 2)
["a", "b"]
> myArray
["c", "d"]
...
Random row from Linq to Sql
... select row).FirstOrDefault();
Note that this is only suitable for small-to-mid-size tables; for huge tables, it will have a performance impact at the server, and it will be more efficient to find the number of rows (Count), then pick one at random (Skip/First).
for count approach:
var qry...
Webfont Smoothing and Antialiasing in Firefox and Opera
...ebkit-font-smoothing: antialiased does also work on Opera.
Firefox has finally added a property to enable grayscaled antialiasing. After a long discussion it will be available in Version 25 with another syntax, which points out that this property only works on OS X.
-moz-osx-font-smoothing: graysc...
SetUnhandledExceptionFilter and the C/C++ Runtime Library - C/C++ - 清...
...unctionality by the means of the SetUnhandledExceptionFilter function.
Usually, the SetUndhandledExceptionFilter function is used in conjunction with the crash reporting activity. Having the ability of pinpointing the line of code which caused a crash is invaluable in post mortem debugging.
Post m...
How do I commit only some files?
...available on both branches you do
git stash # remove all changes from HEAD and save them somewhere else
git checkout <other-project> # change branches
git cherry-pick <commit-id> # pick a commit from ANY branch and apply it to the current
git checkout <first-p...
How to make a always full screen?
...
This is the most stable (and easy) way to do it, and it works in all modern browsers:
.fullscreen {
position: fixed;
top: 0;
left: 0;
bottom: 0;
right: 0;
overflow: auto;
background: lime; /* Just to visualize the extent */
}
<div class="fullscreen">
...