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Postgres unique constraint vs index

...k1 foreign key (con_id) references master(con_id), constraint detail_fk2 foreign key (ind_id) references master(ind_id) ); Table "public.detail" Column | Type | Modifiers --------+---------+----------- con_id | integer | ind_id | integer | Foreign-key constraints: "detail_fk1" FOR...
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Chmod 777 to a folder and all contents [duplicate]

... | edited Apr 23 '19 at 22:31 Sameer 3,22322 gold badges2626 silver badges5555 bronze badges ...
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YAML current date in rmarkdown

... answered May 7 '14 at 22:12 Yihui XieYihui Xie 22.1k1717 gold badges153153 silver badges366366 bronze badges ...
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Is there a quicker / better way to clear the iPhone Simulator cache than deleting its directory?

... 125 66:99 and climbing: Yes, there is a better way than going into every single simulator in town, ...
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what does -webkit-transform: translate3d(0,0,0); exactly do? Apply to body?

... answered Aug 30 '13 at 9:26 Yotam OmerYotam Omer 14.1k1111 gold badges5454 silver badges6161 bronze badges ...
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What is the difference between `after_create` and `after_save` and when to use which?

... 214 after_create only works once - just after the record is first created. after_save works every...
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How to write into a file in PHP?

... | edited May 29 at 7:07 simhumileco 17.9k1010 gold badges9393 silver badges8484 bronze badges ...
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What is the 'page lifecycle' of an ASP.NET MVC page, compared to ASP.NET WebForms?

... | edited Oct 29 '13 at 15:55 Maslow 17.3k1717 gold badges9292 silver badges176176 bronze badges ...
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A Better Django Admin ManyToMany Field Widget

... answered Mar 22 '11 at 4:38 BlairBlair 12.8k77 gold badges4242 silver badges5454 bronze badges ...
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How to access parameters in a RESTful POST method

...{ @XmlElement public String param1; @XmlElement public String param2; } Then your @POST method would look like the following: @POST @Consumes("application/json") @Path("/create") public void create(final MyJaxBean input) { System.out.println("param1 = " + input.param1); System.out...