大约有 48,000 项符合查询结果（耗时：0.0471秒） [XML]
JavaScript naming conventions [closed]
...
I see Crockford's guildelines mentions "Do not use _ underbar as the first or last character of a name. It is sometimes intended to indicate privacy". I personally use underbar to indicate private members. Is this bad practice? Is there an alternative?
–...
How to return a string value from a Bash function
...iable with the string you want to return.
#!/bin/bash
set -x
function pass_back_a_string() {
eval "$1='foo bar rab oof'"
}
return_var=''
pass_back_a_string return_var
echo $return_var
Prints "foo bar rab oof".
Edit: added quoting in the appropriate place to allow whitespace in string to add...
Changing every value in a hash in Ruby
...ring objects):
# Two ways to achieve the same result (any Ruby version)
my_hash.each{ |_,str| str.gsub! /^|$/, '%' }
my_hash.each{ |_,str| str.replace "%#{str}%" }
If you want the hash to change in place, but you don't want to affect the strings (you want it to get new strings):
# Two ways to ac...
How to find the Windows version from the PowerShell command line
...t is client or server Windows, nor the name of the version.
Use WMI's Win32_OperatingSystem class (always single instance), for example:
(Get-WmiObject -class Win32_OperatingSystem).Caption
will return something like
Microsoft® Windows Server® 2008 Standard
...
How do I make calls to a REST api using C#?
.../sub.domain.com/objects.json";
private string urlParameters = "?api_key=123";
static void Main(string[] args)
{
HttpClient client = new HttpClient();
client.BaseAddress = new Uri(URL);
// Add an Accept header for JSON format.
...
Having issue with multiple controllers of the same name in my project
... routes.IgnoreRoute("{resource}.axd/{*pathInfo}")
routes.MapRoute( _
name:="Default", _
url:="{controller}/{action}/{id}", _
defaults:=New With {.controller = "Home", .action = "Index", .id = UrlParameter.Optional} _
, namespaces:={"MvcAreas"}) ...
How to check whether a string is Base64 encoded or not
... for PHP5
//where $json is some data that can be base64 encoded
$json=some_data;
//this will check whether data is base64 encoded or not
if (base64_decode($json, true) == true)
{
echo "base64 encoded";
}
else
{
echo "not base64 encoded";
}
Use this for PHP7
//$strin...
How to change the background color of the options menu?
...">
...
<item name="android:itemBackground">@color/overflow_background</item>
...
</style>
Tested from API 4.2 to 5.0.
share
|
improve this answer
|
...
How to use mod operator in bash?
... answered Mar 31 '14 at 4:06
h__h__
81588 silver badges1818 bronze badges
...
How can I find a specific element in a List?
... setter methods (as you might be used to from Java), write
private string _id;
public string Id
{
get
{
return _id;
}
set
{
_id = value;
}
}
value is a contextual keyword known only in the set accessor. It represents the value assigned to the property.
Sin...