大约有 40,000 项符合查询结果（耗时：0.0346秒） [XML]
subtle differences between JavaScript and Lua [closed]
...onal operator (?: vs and/or), and, as of 5.3, bitwise operators (&, |, etc. vs. metamethods ).
UPDATE: JS now has the exponentiation operator **.
JS has increment/decrement, type operators (typeof and instanceof), additional assignment operators and additional comparison operators.
In JS, the...
How to automatically remove trailing whitespace in Visual Studio 2008?
...what it to mess with anything else in the file (tabs, spaces, indentation, etc). So far, VisualStudio is the only IDE that I've work with that cannot do it. Any other half-baked editor (let alone IDE) can do it. I can't configure CodeMaid to some formatting, because formatting varies.
...
Can we define implicit conversions of enums in c#?
...ding methods to return the value of DescriptionAttributes, declared names, etc, etc.
I wrote a base class (RichEnum<>) to handle most fo the grunt work, which eases the above declaration of enums down to:
public sealed class AccountStatus : RichEnum<byte, AccountStatus>
{
public st...
How can I redirect HTTP requests made from an iPad?
...full absolute URL.
Ubuntu example below:
The first step is to edit the /etc/hosts file in your dev server. Add the server's local IP, pointing to your site.
127.0.0.1 dev.mysite.com
This hosts file will be used by your Apache proxy when it tries to resolve requests from your iPhone / iPad. So l...
What is default color for text in textview?
... Most correct solution. Preserve text color states (disabled, etc)
– dasar
Jan 11 '17 at 12:02
From my ob...
How do I make a textbox that only accepts numbers?
...32 input (it could be easily adapted for other types such as System.Int64, etc.). It supports copy/paste operations and negative numbers:
public class Int32TextBox : TextBox
{
protected override void OnKeyPress(KeyPressEventArgs e)
{
base.OnKeyPress(e);
NumberFormatInfo fi ...
How to get a JavaScript object's class?
...
There's no exact counterpart to Java's getClass() in JavaScript. Mostly that's due to JavaScript being a prototype-based language, as opposed to Java being a class-based one.
Depending on what you need getClass() for, there are several options in JavaScript:
ty...
Double vs. BigDecimal?
...ouble). 1/3 could be exactly expressed in base 3, base 6, base 9, base 12, etc. and 1/7 could be expressed exactly in base 7, base 14, base 21, etc. BigDecimal advantages are that it is arbitrary precision and that humans are used to the rounding errors you get in base 10.
– pr...
How do I update Ruby Gems from behind a Proxy (ISA-NTLM)
...ntains special symbols, you should urlencode them. E.g. replace @ with %40 etc
– Andrey Regentov
Sep 26 '16 at 5:55
|
show 2 more comments
...
How to profile a bash shell script slow startup?
...another version that can output nanoseconds), do this at the beginning of /etc/bash.bashrc (or wherever you'd like to begin a trace in any Bash script):
PS4='+ $(date "+%s.%N")\011 '
exec 3>&2 2>/tmp/bashstart.$$.log
set -x
add
set +x
exec 2>&3 3>&-
at the end of ~/.bas...