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Why there can be only one TIMESTAMP column with CURRENT_TIMESTAMP in DEFAULT clause?

...TAMP and ON UPDATE CURRENT_TIMESTAMP clauses. In addition, these clauses now can be used with DATETIME column definitions. For more information, see Automatic Initialization and Updating for TIMESTAMP and DATETIME. http://dev.mysql.com/doc/relnotes/mysql/5.6/en/news-5-6-5.html ...
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How can I make Jenkins CI with Git trigger on pushes to master?

...hese steps: Go to your project's settings → Web hooks Enter the "Build Now" URL from your Jenkins project as a Push Event URL: http://server.com/jenkins/job/project_name/build?delay=0sec for example Click Add Web Hook and then test hook Then any time you commit to the repository, the web hook...
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What is the difference between “word-break: break-all” versus “word-wrap: break-word” in CSS

... Note that the W3C link that @squareman mentioned is now w3.org/TR/css-text-3/#overflow-wrap-property – Charles Wood Jun 26 '19 at 18:26 ...
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How do I subtract minutes from a date in javascript?

... Once you know this: You can create a Date by calling the constructor with milliseconds since Jan 1, 1970. The valueOf() a Date is the number of milliseconds since Jan 1, 1970 There are 60,000 milliseconds in a minute :-] ...it isn'...
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What does Expression.Quote() do that Expression.Constant() can’t already do?

... is a factory for adders that are bound to the outer lambda's parameter. Now, suppose we wish to represent this as an expression tree that will later be compiled and executed. What should the body of the expression tree be? It depends on whether you want the compiled state to return a delegate or ...
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How to make connection to Postgres via Node.js

...ta , then I started that instance with postgres -D /usr/local/pgsql/data now how can I interact with this through node? For example, what would the connectionstring be, or how am I able to find out what it is. ...
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Getting started with Haskell

...ing tutorials and watching screencasts, but nothing really seems to stick. Now, in learning various imperative/OO languages (like C, Java, PHP), exercises have been a good way for me to go. But since I don't really know what Haskell is capable of and because there are many new concepts to utilize, I...
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How to get an IFrame to be responsive in iOS Safari?

...e, but if you do not care for IE6 you can omit it. Demo As you can see now, the div#ScrolledArea width is actually 100% and the overflow: scroll; can do it's thing and hide the overflowing content. If you have access to the iframe content, then this is preferable. However if you do not have ac...
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Google Maps Android API v2 Authorization failure

...e/ to enable "Google Maps Android API v2" to register of SHA1 in project (NOW, YOU NEED WRITE SHA1;your.app.package.name) at APIs console and get API KEY to copy directory ANDROID_SDK_DIR/extras/google/google_play_services/libproject/google-play-services_lib to root of your project to add next line...
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What is the reason behind cbegin/cend?

...ref = vec; std::for_each(vec_ref.begin(), vec_ref.end(), SomeFunctor()); Now, we introduce cbegin/cend: std::for_each(vec.cbegin(), vec.cend(), SomeFunctor()); Now, we have syntactic assurances that SomeFunctor cannot modify the elements of the vector (without a const-cast, of course). We expli...