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Join strings with a delimiter only if strings are not null or empty
...ple:
[...].filter(x => typeof x === 'string' && x.length > 0)
will only keep non-empty strings in the list.
--
(obsolete jquery answer)
var address = "foo";
var city;
var state = "bar";
var zip;
text = $.grep([address, city, state, zip], Boolean).join(", "); // foo, bar
...
How to apply multiple transforms in CSS?
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1047
You have to put them on one line like this:
li:nth-child(2) {
transform: rotate(15deg) tr...
How do Google+ +1 widgets break out of their iframe?
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edited Mar 17 '17 at 10:45
Community♦
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answered Sep 5 '11 at 23:03
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How do I download a tarball from GitHub using cURL?
...on to follow redirects:
curl -L https://github.com/pinard/Pymacs/tarball/v0.24-beta2 | tar zx
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Case in Select Statement
...
http://msdn.microsoft.com/en-us/library/ms181765.aspx
USE AdventureWorks2012;
GO
SELECT ProductNumber, Name, "Price Range" =
CASE
WHEN ListPrice = 0 THEN 'Mfg item - not for resale'
WHEN ListPrice < 50 THEN 'Under $50'
WHEN ListPrice >= 50 and ListPrice < 250 THEN 'U...
What is the shortest way to pretty print a org.w3c.dom.Document to stdout?
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Marco Lackovic
4,00744 gold badges3434 silver badges4545 bronze badges
answered Feb 24 '10 at 11:01
BozhoBozho
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How to select only the first rows for each unique value of a column
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answered Jan 11 '11 at 20:50
gbngbn
382k7272 gold badges532532 silver badges629629 bronze badges
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CentOS 6.4下Squid代理服务器的安装与配置 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...境
操作系统：CentOS release 6.4 (Final)
Squid版本：squid-3.1.10-20.el6_5.3.x86_64
SELINUX=disabled
HTTP Service: stoped
三、安装Squid服务
3.1 检查squid软件是否安装
# rpm -qa|grep squid
3.2 如果未安装，则使用yum 方式安装
# yum -y install squid
3.3 设...
uwsgi invalid request block size
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208
I aslo ran into same issue while following some tutorial.
The problem was that I set the option...
enum - getting value of enum on string conversion
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edited Jun 30 '14 at 10:16
answered Jun 30 '14 at 10:01
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