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RegEx to parse or validate Base64 data
...l show up in valid Base64, so I think you can unambiguously throw away the http://www.stackoverflow.com line. In Perl, say, something like
my $sanitized_str = join q{}, grep {!/[^A-Za-z0-9+\/=]/} split /\n/, $str;
say decode_base64($sanitized_str);
might be what you want. It produces
This is si...
In mongoDb, how do you remove an array element by its index?
...ht way of pulling/removing by array index. In fact, this is an open issue http://jira.mongodb.org/browse/SERVER-1014 , you may vote for it.
The workaround is using $unset and then $pull:
db.lists.update({}, {$unset : {"interests.3" : 1 }})
db.lists.update({}, {$pull : {"interests" : null}})
Up...
使用CSplitterWnd实现拆分窗口（多视图显示） - C/C++ - 清泛网 - 专注C/C++及内核技术
...拟方法就可以生成具有自己个性的分割窗口了。
来源：http://www.cnblogs.com/feisky/archive/2010/03/07/1680222.html
另外参考：
用MFC将SDI窗口三叉拆分并初始化各个View
最近做MFC界面，发现《深入浅出MFC》等很多资料里只是教我们如何...
Passing parameters to JavaScript files
...
I have made an example of this idea: http://plnkr.co/edit/iE0Vr7sszfqrrDIsR8Wi?p=preview
– robe007
Dec 7 '15 at 14:31
1
...
Why is iterating through a large Django QuerySet consuming massive amounts of memory?
...ion why not use django core's Paginator and Page objects documented here:
https://docs.djangoproject.com/en/dev/topics/pagination/
Something like this:
from django.core.paginator import Paginator
from djangoapp.models import model
paginator = Paginator(model.objects.all(), 1000) # chunks of 1000...
Add … if string is too long PHP [duplicate]
... is the length of the truncated string + the added string!
Documentation: http://php.net/manual/en/function.mb-strimwidth.php
To avoid truncating words:
In case of presenting text excerpts, probably truncating a word should be avoided. If there is no hard requirement on the length of the truncate...
How to cache data in a MVC application
...apted this so that the caching mechanism is used per user session by using HttpContext.Current.Session instead. I've also put a Cache property on my BaseController class so its easy access and updated the constructor allow for DI for unit testing. Hope this helps.
– WestDiscGol...
JavaScript open in a new window, not tab
...k', 'toolbar=0,location=0,menubar=0');
For a specific URL:
window.open('http://www.google.com', '_blank', 'toolbar=0,location=0,menubar=0');
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Capitalize or change case of an NSString in Objective-C
....text = [[displayDate objectAtIndex:2] uppercaseString];
Documentation: http://developer.apple.com/library/ios/documentation/Cocoa/Reference/Foundation/Classes/NSString_Class/Reference/NSString.html#//apple_ref/occ/instm/NSString/uppercaseString
You can also use lowercaseString and capitalizedSt...
What is an index in SQL?
...entation on the subject (which is relevant for other SQL servers as well):
http://dev.mysql.com/doc/refman/5.0/en/mysql-indexes.html
An index can be used to efficiently find all rows matching some column in your query and then walk through only that subset of the table to find exact matches. If you...