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How to use double or single brackets, parentheses, curly braces
...y braces in Bash, as well as the difference between their double or single forms. Is there a clear explanation?
7 Answers
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In C#, should I use string.Empty or String.Empty or “” to intitialize a string?
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There really is no difference from a performance and code generated standpoint. In performance testing, they went back and forth between which one was faster vs the other, and only by milliseconds.
In looking at the behind the scenes code, you really don't see any...
Kill a Process by Looking up the Port being used by it from a .BAT
...s and listening ports.", "Displays addresses and port numbers in numerical form.", and "Displays the owning process ID associated with each connection.". I just used these options since someone else suggested it, and it happened to work :)
^|
This takes the output of the first command or program...
File upload progress bar with jQuery
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Note: This question is related to the jQuery form plugin. If you are searching for a pure jQuery solution, start here.
There is no overall jQuery solution for all browser. So you have to use a plugin. I am using dropzone.js, which have an easy fallback for older browse...
How to allow only one radio button to be checked?
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@Clinteney without a name they're not really part of the form and their value won't be sent when submitting the form. The name is used by the browser to set "groups" of radio buttons, only one radio button in each group can be selected at one time and selecting other will clear the...
How does a “stack overflow” occur and how do you prevent it?
...mpiler, also some of them are sometimes stored on the CPU registers for performance improvements)
Making the actual call.
So, usually this takes a few bytes depeding on the number and type of the parameters as well as the machine architecture.
You'll see then that if you start making recursive ca...
How to trigger HTML button when you press Enter in textbox?
... @McKay, no it is not. Buttons can be used for things besides forms. In fact, the OP's question is explicitly not in a form.
– Dan
Aug 2 '15 at 18:39
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What is the worst gotcha in C# or .NET? [closed]
...ir own assembly, and some types like System.String, but not System.Windows.Forms.Form. The answer is that it only looks in the current assembly and in mscorlib.
Anonymous methods
C# 2.0 introduced anonymous methods, leading to nasty situations like this:
using System;
using System.Threading;
c...
How to add ID property to Html.BeginForm() in asp.net mvc?
I want to validate my form using jquery but it doesn't have an ID property as of now how to add it to the form in asp.net mvc? I am using this...
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What is LINQ and what does it do? [closed]
...ectly in their languages (such as C# and Visual Basic). The techniques for forming these queries do not rely on the implementation details of the thing being queried, so that you can write valid queries against many targets (databases, in-memory objects, XML) with practically no consideration of the...