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Joins are for lazy people?

...r developer who claimed to me that JOINs (SQL) are useless. This is technically true but he added that using joins is less efficient than making several requests and link tables in the code (C# or Java). ...
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How to sort an array of objects by multiple fields?

... Original function: var sort_by = function() { var fields = [].slice.call(arguments), n_fields = fields.length; return function(A,B) { var a, b, field, key, primer, reverse, result, i; for(i = 0; i < n_fields; i++) { result = 0; field = fields[...
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Date format Mapping to JSON Jackson

... Tried all these solutions but was not able to store a Date variable of my POJO into a Map key value, also as Date. I want this to then instantiate a BasicDbObject (MongoDB API) from the Map, and consequently store the variable in ...
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Access Asset Catalog programmatically

...ove to be able to use an Asset Catalog to organize my assets, but I access all of my images programmatically. How would I access my images, now? Do I still access them by their file names like so: ...
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How to hide iOS status bar

... In the Plist add the following properties. Status bar is initially hidden = YES View controller-based status bar appearance = NO now the status bar will hidden. share | improve this ...
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UIView's frame, bounds, center, origin, when to use what?

...ew has the properties frame , bounds , center , and origin , and they all seem to be interrelated. Most of the time, I deal with frame when setting the position and size of a UIView . I understand that frame is using global coordinate system and bounds is using coordinate of the local ...
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android splash screen sizes for ldpi,mdpi, hdpi, xhdpi displays ? - eg : 1024X768 pixels for ldpi

...le. According to Google's statistics the majority of ldpi displays are small screens and the majority of mdpi, hdpi, xhdpi and xxhdpi displays are normal sized screens. xlarge screens are at least 960dp x 720dp large screens are at least 640dp x 480dp normal screens are at least 470dp x 320dp ...
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Undoing accidental git stash pop

...efore running git stash pop . The pop created some problems (bad method calls in a big codebase) that are proving hard to track down. I ran git stash show , so I at least know which files were changed. If nothing else, I guess this is a lesson to commit more. ...
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Is it possible to “decompile” a Windows .exe? Or at least view the Assembly?

...ious to see what it does without infecting myself. I know that you can't really decompile an .exe, but can I at least view it in Assembly or attach a debugger? ...
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Best way to use multiple SSH private keys on one client

...nly yes to prevent ~/.ssh/id_rsa or any other identities. (This was originally an edit) – user3338098 Nov 2 '15 at 17:30  |  show 12 more com...