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MySQL pagination without double-querying?
...dering if there was a way to get the number of results from a MySQL query, and at the same time limit the results.
9 Answer...
Hidden features of Scala
...e second line looks confusing if you're not used to using pattern matching and extractors. Whenever you define a val or var, what comes after the keyword is not simply an identifier but rather a pattern. That's why this works:
val (a, b, c) = (1, 3.14159, "Hello, world")
The right hand expressi...
ASP.NET MVC 4 Custom Authorize Attribute with Permission Codes (without roles)
...unauthorised user in your custom AuthorisationAttribute by overriding the HandleUnauthorizedRequest method:
protected override void HandleUnauthorizedRequest(AuthorizationContext filterContext)
{
filterContext.Result = new RedirectToRouteResult(
new RouteValueDictionary(
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Convert bytes to a string
I'm using this code to get standard output from an external program:
19 Answers
19
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Disable single warning error
... answered Aug 23 '11 at 10:09
Andreas BrinckAndreas Brinck
45.6k1414 gold badges7979 silver badges112112 bronze badges
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How to get div height to auto-adjust to background size?
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not exactly useful since the image will use the 'space' and content will looks like having a great margin top.
– Bart Calixto
Nov 17 '13 at 8:24
38
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Java Reflection: How to get the name of a variable?
... class files. One compile-time optimization is to remove it, saving space (and providing some obsfuscation). However, when it is is present, each method has a local variable table attribute that lists the type and name of local variables, and the range of instructions where they are in scope.
Perha...
Creating a simple XML file using python
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These days, the most popular (and very simple) option is the ElementTree API,
which has been included in the standard library since Python 2.5.
The available options for that are:
ElementTree (Basic, pure-Python implementation of ElementTree. Part of ...
Xcode can only refactor C and Objective-C code. How to rename swift class name in Xcode 6?
...hen I select Refactor -> Rename, it gives error Xcode can only refactor C and Objective-C code .
6 Answers
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How to upload, display and save images using node.js and express [closed]
I need to upload an image, and display it, as well as save it so that I don't lose it when I refresh the localhost. This needs to be done using an "Upload" button, which prompts for a file-selection.
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