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IntelliJ does not show project folders

...hat pops up, click on the "..." next button which takes you to the Content root. Find your root folder and select it Click the "ok" button Ignore any warning that says the name is already in use share | ...
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How to select all records from one table that do not exist in another table?

...E b.Key IS NULL; https://www.cloudways.com/blog/how-to-join-two-tables-mysql/ share | improve this answer | follow | ...
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Should I use px or rem value units in my CSS? [closed]

... <div> - 1.25px The CSS3 rem, which is always relative only to the root html element, is now supported on 96% of all browsers in use. The Opinion I think everyone agrees that it's good to design your pages to be accommodating to everyone, and to make consideration for the visually impaire...
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Get OS-level system information

... Runtime.getRuntime().totalMemory()); /* Get a list of all filesystem roots on this system */ File[] roots = File.listRoots(); /* For each filesystem root, print some info */ for (File root : roots) { System.out.println("File system root: " + root.getAbsolutePath()); Sy...
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Getting root permissions on a file inside of vi? [closed]

... If you need root privileges to save a new file, replace % with the name (including path) of the new file. – gvkv Aug 10 '10 at 0:47 ...
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ActiveRecord.find(array_of_ids), preserving order

... The answer is for mysql only There is a function in mysql called FIELD() Here is how you could use it in .find(): >> ids = [100, 1, 6] => [100, 1, 6] >> WordDocument.find(ids).collect(&:id) => [1, 6, 100] >> WordD...
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Mac SQLite editor [closed]

I am aware of CocoaMySQL but I have not seen a Mac GUI for SQLite, is there one? 15 Answers ...
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Verify a certificate chain using openssl verify

... If a certificate is found which is its own issuer it is assumed to be the root CA. In other words, root CA needs to self signed for verify to work. This is why your second command didn't work. Try this instead: openssl verify -CAfile RootCert.pem -untrusted Intermediate.pem UserCert.pem It will v...
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What is Common Gateway Interface (CGI)?

...st for page ---> webserver ---[CGI]----> Server side Program ---> MySQL Server. Most if not all, webservers can be configured to execute a program as a 'CGI'. This means that the webserver, upon receiving a request, will forward the data to a specific program, setting some environment vari...
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gdb fails with “Unable to find Mach task port for process-id” error

...nks. This plus code signing were required to get gdb to work. I gave gdb root access (as described here stackoverflow.com/questions/10476154/…) so I didn't have to type sudo each time. Edit - Found a better approach here: stackoverflow.com/a/10441587/305149 – Aneil Mallava...