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subtle differences between JavaScript and Lua [closed]
...global and block scope. Control structures (e.g. if, for, while) introduce new blocks.
Due to differences in scoping rules, a closure's referencing of an outer variable (called "upvalues" in Lua parlance) may be handled differently in Lua and in Javascript. This is most commonly experienced with c...
How can I match on an attribute that contains a certain string?
...rk for simple scenarios - but watch out if you want to use this answer in wider contexts with less or no control over the attribute values you are checking for. The correct answer is bobince's.
– Oliver
Feb 5 '13 at 9:11
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What's the (hidden) cost of Scala's lazy val?
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Scala SIP-20 proposes a new implementation of lazy val, which is more correct but ~25% slower than the "current" version.
The proposed implementation looks like:
class LazyCellBase { // in a Java file - we need a public bitmap_0
public static At...
How can I override inline styles with external CSS?
...is that you sometimes dont have a choice. for example the "badge" from the new invisible recaptcha can be styled but has partially inline styles so you have to override them either like this or by js and a prefer a pure CSS solution.
– My1
Dec 13 '16 at 10:55
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Which iomanip manipulators are 'sticky'?
...m& str)
:m_str(str)
{}
std::ostream& m_str;
};
// New Format Object
struct PutSquareBracket
{};
// Format object passed to stream.
// All it does is return an object that can maintain state away from the
// stream object (so that it is not STICKY)
SquareBracktAroundNextItem...
Web API Routing - api/{controller}/{action}/{id} “dysfunctions” api/{controller}/{id}
...ute to map "WithActionApi" first, then "DefaultApi".
Remove the defaults: new { id = System.Web.Http.RouteParameter.Optional } parameter of your "WithActionApi" rule because once id is optional, url like "/api/{part1}/{part2}" will never goes into "DefaultApi".
Add an named action to your "DefaultA...
A generic list of anonymous class
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You could do:
var list = new[] { o, o1 }.ToList();
There are lots of ways of skinning this cat, but basically they'll all use type inference somewhere - which means you've got to be calling a generic method (possibly as an extension method). Anothe...
Most efficient T-SQL way to pad a varchar on the left to a certain length?
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I know this was originally asked back in 2008, but there are some new functions that were introduced with SQL Server 2012. The FORMAT function simplifies padding left with zeros nicely. It will also perform the conversion for you:
declare @n as int = 2
select FORMAT(@n, 'd10') as padWith...
Purpose of buildscript block in Gradle
I am new to Gradle and I am reading the documentation but I don't understand some parts of it. One of these parts is connected with buildscript block. What is its purpose?
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How to change a table name using an SQL query?
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Please use this on SQL Server 2005:
sp_rename old_table_name , new_table_name
it will give you:
Caution: Changing any part of an object name could break scripts and
stored procedures.
but your table name will be changed.
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