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How to run only one task in ansible playbook?

... Yes, there is. To be specific, one way to selectively run plays now is by "tagging" the plays. There may be OTHER ways to limit the plays also; I am still learning... – Scott Prive May 2 '19 at 1:55 ...
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What's the point of the X-Requested-With header?

... are already loaded. So you can use an AJAX to get the recipe the user has selected but to save time and bandwidth don't load the header/footer/ads. Now you can just write a secondary endpoint for the data like www.example.com/recipe_only/apple_pie but that's harder to maintain and share to other ...
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Are arrays passed by value or passed by reference in Java? [duplicate]

... this is the most useful answer period; not just for you. Why it isn't the selected answer is beyond me. – WhozCraig May 3 '18 at 10:31 ...
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Display open transactions in MySQL

... the current transaction list in InnoDB with the query below if you want. SELECT * FROM information_schema.innodb_trx\G From the document: The INNODB_TRX table contains information about every transaction (excluding read-only transactions) currently executing inside InnoDB, including whether t...
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How do I copy directories recursively with gulp?

... is the important part. That expression is a glob which is a powerful file selection tool. For example, for copying only .js files use: 'input/folder/**/*.js' share | improve this answer | ...
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scala vs java, performance and memory? [closed]

...ing where your Scala example only does it once after the Strings have been selected? I.e. they are optimised in different ways for different data sets? – Seth May 9 '12 at 1:53 ...
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Set markers for individual points on a line in Matplotlib

...rve which happens to have markers. So you are expected to have to manually select the points. This subject is interesting and goes deeper, will comment more in a future post, after releasing relevant code. – Ioannis Filippidis Nov 25 '13 at 7:41 ...
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What is the most ridiculous pessimization you've seen? [closed]

...nearly all their tables have an associated archive table, and most queries select from views that UNION the pairs of tables. Performance is as you would expect! – Tony Andrews Mar 26 '09 at 13:32 ...
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Why JavaScript rather than a standard browser virtual machine?

...loping fast. JavaScript is an ugly language, but through careful use of a selective subset of features, and support from suitable object libraries, it can generally be made fairly tolerable. It seems incremental, practical additions to JavaScript are the only way web scripting is likely to move on....
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Symbolicating iPhone App Crash Reports

...able if the script complains about it like so: export DEVELOPER_DIR=`xcode-select --print-path` . I added this line to my ~/.bash_profile. See stackoverflow.com/q/11682789/350761 – Eliot Sep 22 '13 at 6:54 ...