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See what process is using a file in Mac OS X
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fs_usage should be runned as root... it's not the best solution.
– bontoJR
Nov 1 '13 at 8:36
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What would be C++ limitations compared C language? [closed]
...er having programmed in C++ for over 15 years I've been rediscovering my C roots. I must say that while there are good features in C++ that makes life easier there are also a load of pitfalls and a kind of "there-is-always-a-better-way" of doing things. You never
What is a CSRF token ? What is its importance and how does it work?
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The root of it all is to make sure that the requests are coming from the actual users of the site. A csrf token is generated for the forms and Must be tied to the user's sessions. It is used to send requests to the server, in whi...
How do I append text to a file?
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How can i do this when the file need root permission?
– UselesssCat
Jul 18 '17 at 13:52
2
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How do I increase the number of displayed lines of a Java stack trace dump?
...re
The causes are displayed from the most nested one at the bottom (the "root cause"), to the one which the printed stack trace belongs to.
In this case the root cause is LowLevelException, which caused MidLevelException, which caused HighLevelException.
To get the complete stack trace you have ...
Tab space instead of multiple non-breaking spaces (“nbsp”)?
... Was looking for this when building a large concat() query in MySQL for use in a Crystal Report. the ASCII (	) did the job perfectly!
– MikeMighty
Mar 9 '18 at 14:40
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What's an elegant way to conditionally add a class to an HTML element in a view?
...lass_string(ok: @success) do %>
<% end %>
<% link_to "Hello", root_path, class: class_string(ok: @success) do %>
<% end %>
Either/Or Classes
For use cases where a ternary would be necessary (e.g. @success ? 'good' : 'bad'), pass an array where the first element is the class ...
What are the best practices for catching and re-throwing exceptions?
... if it bubbles all the way up and needs to be logged, you can trace to the root exception thrown (walk the chain) so you still have all the debugging information that you need!
Don't simply catch and rethrow the same exception unless you need to do some post-processing. But a block like } catch (E...
String.Join method that ignores empty strings?
...it's even simpler, since you can do it in SQL directly:
PostgreSQL & MySQL:
SELECT
concat_ws(' / '
, NULLIF(searchTerm1, '')
, NULLIF(searchTerm2, '')
, NULLIF(searchTerm3, '')
, NULLIF(searchTerm4, '')
) AS RPT_SearchTerms;
And even with the glori...
Stash only one file out of multiple files that have changed with Git?
...bar.txt. The patch generates OK, but I then need to move to the repository root to get the patch to apply. So if you're having trouble with this - just make sure you're doing it from the repository root directory.
– Michael Anderson
Jun 3 '16 at 6:23
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