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Validation of radio button group using jQuery validation plugin

...to perform validation for a radio button group (one radio button should be selected) using jQuery validation plugin? 8 Answ...
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What do I have to do to get Core Data to automatically migrate models?

...oordinator: %@",error); } Then you need to do a little trick in xCode: Select your xcdatamodel file Select the Design Menu at the top - then Data Model - then choose Add Model Version Your xcdatamodel file will then get moved into a new directory with the same name as your xcdatamodel file but w...
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Like Operator in Entity Framework?

... where EF.Functions.Like(e.Title, "%developer%") select e; Comparing to ... where e.Title.Contains("developer") ... it is really translated to SQL LIKE rather than CHARINDEX we see for Contains method. ...
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Android studio add external project to build.gradle

...ick module -> Open Module Settings -> Dependencies -> + (bottom), select Module Dependency, select your library from the list, click ok :) – T.Coutlakis Jan 11 '15 at 22:51 ...
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MySQL indexes - what are the best practices?

...t them. Generally I put an index on any fields that I will be searching or selecting using a WHERE clause but sometimes it doesn't seem so black and white. ...
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How to get a list of all files that changed between two Git commits?

...om the git diff documentation: diff-filter=[(A|C|D|M|R|T|U|X|B)…​[*]] Select only files that are Added (A), Copied (C), Deleted (D), Modified (M), Renamed (R), have their type (i.e. regular file, symlink, submodule, …​) changed (T), are Unmerged (U), are Unknown (X), or have had their pairi...
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console.log timestamps in Chrome?

...2) > click the three-dot menu in the top right > click settings > select Preferences in the left menu > check show timestamps in the Console section of the settings screen (top right) – tekiegirl Sep 4 '18 at 9:52 ...
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How do I create a new class in IntelliJ without using the mouse?

...with arrow keys, then press Alt+Insert. Another useful shortcut is View | Select In (Alt+F1), Project (1), then Alt+Insert to create a class near the existing one or use arrow keys to navigate through the packages. And yet another way is to just type the class name in the existing code where you w...
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How to echo shell commands as they are executed

... You can also toggle this for select lines in your script by wrapping them in set -x and set +x, for example, #!/bin/bash ... if [[ ! -e $OUT_FILE ]]; then echo "grabbing $URL" set -x curl --fail --noproxy $SERV -s -S $URL -o $OUT_FILE set +x...
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Random record in ActiveRecord

...he first, all after are still sorted by id). If you need multiple randomly selected records you must use this approach multiple times or use the random order method provided by your database, i.e. Thing.order("RANDOM()").limit(100) for 100 randomly selected entries. (Be aware that it's RANDOM() in P...