大约有 16,000 项符合查询结果（耗时：0.0204秒） [XML]
How to 'minify' Javascript code
...alert(condition?'yes':'no')
//if the condition is true alert yes else no
Convert a number to a string or viceversa
var a=10;
var b=a.toString();
var c=parseFloat(b)
//same as
var a=10,b,c;
b=a+'';
c=b*1
//shorter
var a=10;
a+='';//String
a*=1;//Number
Round a number
var a=10.3899845
var b=Mat...
Is 161803398 A 'Special' Number? Inside of Math.Random()
...y 15 '14 at 20:51
Matt Johnson-PintMatt Johnson-Pint
182k6161 gold badges356356 silver badges484484 bronze badges
...
Ways to save enums in database
...gging and support way too difficult. We store the actual enumeration value converted to string:
public enum Suit { Spade, Heart, Diamond, Club }
Suit theSuit = Suit.Heart;
szQuery = "INSERT INTO Customers (Name, Suit) " +
"VALUES ('Ian Boyd', %s)".format(theSuit.name());
and then read...
from jquery $.ajax to angular $http
...ore concise (especially using .post() method)
AngularJS will take care of converting JS objects into JSON string and setting headers (those are customizable)
Callback functions are named success and error respectively (also please note parameters of each callback) - Deprecated in angular v1.5
use t...
Using lambda expressions for event handlers
... the exact same code that you are used to working with.
The compiler will convert the code you have to something like this:
public partial class MyPage : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
//snip
MyButton.Click += new EventHandler(de...
How can I default a parameter to Guid.Empty in C#?
...ft.com/en-gb/library/system.typecode.aspx
(note that enum usually inherits int, which is a primitive)
But new Guid() is not a constant too!
I'm not saying it needs a constant. It needs something that can be decided in compile time. Empty is a field, so, it's value is not known in compile time (onl...
Multiple commands in gdb separated by some sort of delimiter ';'?
...
Bad method when gdb is invoked just to print stacktrace of the invoker: execlp("gdb", "gdb", "-batch", "-n", "-ex", "bt full", ... and I can't turn off pagination.
– Vi.
Jun 30 '10 at 18:01
...
Turning live() into on() in jQuery
... question. I assume others will stumble over this as well when they try to convert all the bind, live and delegate calls to on.
– Felix Kling
Nov 5 '11 at 16:30
...
Read a zipped file as a pandas DataFrame
I'm trying to unzip a csv file and pass it into pandas so I can work on the file.
The code I have tried so far is:
5 Ans...
How to plot two histograms together in R?
...
+1 thank you all, can this be converted to a smoother gistogram (like had.co.nz/ggplot2/graphics/55078149a733dd1a0b42a57faf847036.png)?
– David B
Aug 25 '10 at 9:48
...