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How to use arguments from previous command?
...nation you use frequently, you can define a macro so one keystroke will perform it. This example will recall the second argument from previous commands by pressing Alt-Shift-Y. You could choose any available keystroke you prefer instead of this one. You can press it repeatedly to step through previo...
EditorFor() and html properties
...en't supported by the TextBoxFor, which would work with EditorFor, such as FormatString
– AaronLS
Oct 18 '12 at 21:55
14
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What is the difference between an expression and a statement in Python?
...standalone element of an imperative
programming language. A program is
formed by a sequence of one or more
statements. A statement will have
internal components (e.g.,
expressions).
Python statements from Wikipedia
In gross general terms: Statements Do Something and are often composed o...
What is a monad?
...n:
[1,2,3].map(x => x + 1)
The result is [2,3,4]. The code does not conform to the monad pattern, since the function we are supplying as argument returns a number, not an Array. The same logic in monadic form would be:
[1,2,3].flatMap(x => [x + 1])
Here we supply an operation which returns a...
Views vs Components in Ember.js
...ensure our implementation of components matches the roadmap of the web platform.
Also important to note is that a Ember.Component is actually a Ember.View (a subclass) but that is completely isolated. Property access in its templates go to the view object and actions are targeted also at the view o...
Declaring variables inside loops, good practice or bad practice?
...enced elsewhere.
Last but not least, some dedicated optimization can be performed more efficiently by the compiler (most importantly register allocation), since it knows that the variable cannot be used outside of the loop. For example, no need to store the result for later re-use.
In short, you a...
Server.UrlEncode vs. HttpUtility.UrlEncode
...encodes ~; Uri.EscapeDataString does not.
Uri.EscapeDataString throws a UriFormatException on strings longer than 65,520 characters; WebUtility.UrlEncode does not. (A more common problem than you might think, particularly when dealing with URL-encoded form data.)
Uri.EscapeDataString throws a UriFor...
NullPointerException in Java with no StackTrace
...y Sun Microsystems, later bought by Oracle, part of the OpenJDK), which performs a lot of optimization. To get the stack traces back, you need to pass the option -XX:-OmitStackTraceInFastThrow to the JVM.
The optimization is that when an exception (typically a NullPointerException) occurs for the f...
Unicode character in PHP string
...
Ok, so the strict formulation of one answer to my question is: $str=json_decode('"\u1000"'); Thank you.
– Telaclavo
May 19 '11 at 15:48
...
jQuery posting valid json in request body
So according to the jQuery Ajax docs , it serializes data in the form of a query string when sending requests, but setting processData:false should allow me to send actual JSON in the body. Unfortunately I'm having a hard time determining first, if this is happening and 2nd what the object looks...