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Re-entrant locks in C#
...g on the same object. The recursive code effectively already has the lock and so can continue unhindered.
lock(object) {...} is shorthand for using the Monitor class. As Marc points out, Monitor allows re-entrancy, so repeated attempts to lock on an object on which the current thread already has ...
Authorize Attribute with Multiple Roles
...n let my Role be an enum rather than a string. What would a good namespace and location in the project hierarchy be for placing this custom authorize attribute?
– Simon Shine
Oct 5 '15 at 9:46
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Regex lookahead for 'not followed by' in grep
...head, which is what you're after, requires a more powerful tool than the standard grep. You need a PCRE-enabled grep.
If you have GNU grep, the current version supports options -P or --perl-regexp and you can then use the regex you wanted.
If you don't have (a sufficiently recent version of) GNU ...
Bootstrap Dropdown with Hover
... So much better than long 'full-built' solutions. Just add this and the default 'click' dropdown works on hover without extra changes.
– IamFace
Apr 13 '14 at 19:59
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How to see the changes in a Git commit?
When I do git diff COMMIT I see the changes between that commit and HEAD (as far as I know), but I would like to see the changes that were made by that single commit.
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How do I escape spaces in path for scp copy in Linux?
...I want to copy a file from remote to local system... now I'm using scp command in linux system.. I have some folders or files names are with spaces, when I try to copy that file, it shows the error message: "No such file or directory"
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How do I check if an element is really visible with JavaScript? [duplicate]
... elementFromPoint() says that element is completely overlapped by another (and you treat it as invisible) but user can see it.
– Konstantin Smolyanin
Aug 27 '13 at 20:02
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What's the difference between Html.Label, Html.LabelFor and Html.LabelForModel
What's the difference between @Html.Label() , @Html.LabelFor() and @Html.LabelForModel() methods?
4 Answers
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How to get a subset of a javascript object's properties
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Using Object Destructuring and Property Shorthand
const object = { a: 5, b: 6, c: 7 };
const picked = (({ a, c }) => ({ a, c }))(object);
console.log(picked); // { a: 5, c: 7 }
From Philipp Kewisch:
This is really just an anon...
Detect Windows version in .net
...n't explicitly state that your exe assembly is compatible with Windows 8.1 and Windows 10.0, System.Environment.OSVersion will return Windows 8 version, which is 6.2, instead of 6.3 and 10.0! Source: here.
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