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When is it better to use String.Format vs string concatenation?
...t at all - and this concatenation version doesn't need to parse the format string.
Format strings are great for purposes of localisation etc, but in a case like this concatenation is simpler and works just as well.
With C# 6
String interpolation makes a lot of things simpler to read in C# 6. In t...
Rails: Open link in new tab (with 'link_to')
...nswered Aug 26 '12 at 21:13
Alexander GiraldoAlexander Giraldo
51733 silver badges99 bronze badges
...
使用TokuMX配置Replica Set集群 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...onfig)
{
"ok" : 0,
"errmsg" : "couldn't initiate : need all members up to initiate, not ok : 172.17.39.149:27017"
}
需要在防火墙配置中打开相应端口：
vi /etc/sysconfig/iptables
可以查看集群的详细信息：
每次启动服务的记录：
可...
Remove all special characters from a string [duplicate]
...
This should do what you're looking for:
function clean($string) {
$string = str_replace(' ', '-', $string); // Replaces all spaces with hyphens.
return preg_replace('/[^A-Za-z0-9\-]/', '', $string); // Removes special chars.
}
Usage:
echo clean('a|"bc!@£de^&$f g');
...
log4net argument to LogManager.GetLogger
... there is a cost to calling ‘GetCurrentMethod()’ as opposed to using a string constant or calling ‘typeof()’. If you add up how many times this will be called over the lifetime of the code against how long it will take you to type the class name in, I think you are just slowing your code dow...
AngularJS - Trigger when radio button is selected
...d many ng-xxxx kind of options but couldn't find the one..
I just want to call some function in the controller when radio button is selected.
...
iPhone: Detecting user inactivity/idle time since last screen touch
... touch or an Ended touch, to reduce the number of timer resets.
NSSet *allTouches = [event allTouches];
if ([allTouches count] > 0) {
// allTouches count only ever seems to be 1, so anyObject works here.
UITouchPhase phase = ((UITouch *)[allTouches anyObject]).phase;
...
Any way to write a Windows .bat file to kill processes? [closed]
...out of my IDE. Yes, these are processes from programs that my company installs on my machine for security and compliance. What I'd like to do is have a .bat file or script of some kind with which I can kill the processes in question.
...
.NET 4.0 has a new GAC, why?
... Global Assembly Cache (GAC), you will have to manage each of them individually.
In .NET Framework 4.0, the GAC went through a few changes. The GAC was split into two, one for each CLR.
The CLR version used for both .NET Framework 2.0 and .NET Framework 3.5 is CLR 2.0. There was no need in the prev...
What are best practices for multi-language database design? [closed]
...e language.
In some cases we add a DefaultLanguage field, so that we can fall-back to that language if no localized data is available for a specified language.
Example:
Table "Product":
----------------
ID : int
<any other language-neutral fields>
Table "ProductTranslation...