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PostgreSQL Connection URL
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How to use this connection string in ruby?
– Amar Prakash Pandey
Jul 14 at 10:18
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Strip whitespace from jsp output
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The trimDirectiveWhitespaces is only supported by servlet containers that support JSP 2.1 and after, or in the case or Tomcat, Tomcat 6 (and some versions e.g. Tomcat 6.0.10 don't implement it properly - don't know about the others), there's more information about trimDir...
When to use symbols instead of strings in Ruby?
...of thumb is to use symbols every time you need internal identifiers. For Ruby < 2.2 only use symbols when they aren't generated dynamically, to avoid memory leaks.
Full answer
The only reason not to use them for identifiers that are generated dynamically is because of memory concerns.
This que...
Deep copy of a dict in python
... )
my_dict1['b']='z'
my_copy
Out[42]: {'b': {'b': 'z'}, 'c': {'c': 3}}
By using Deepcopy() I can eliminate the semi-shallow behavior, but I think one must decide which approach is right for your application. In most cases you may not care, but should be aware of the possible pitfalls... final e...
What is the advantage of using heredoc in PHP? [closed]
...f stuff, your syntax highlighting breaks, you have to type more characters by simple escaping from PHP and PHP has more commands to execute instead of a single echo. Also, you can set a Heredoc string to a variable and echo it later. Escaping PHP for your HTML means it gets printed out then and ther...
Facebook share link without JavaScript
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Ps 2: As pointed out by Justin, check out Facebook's new Share Dialog. Will leave the answer as is for posterity. This answer is obsolete
Short answer, yes there's a similar option for Facebook, that doesn't require javascript (well, there's s...
How do I test if a string is empty in Objective-C?
...ear all the blank spaces on both sides of the string:
[stringObject stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceCharacterSet] ];
One good idea is create one macro, so you don't have to type this monster line:
#define allTrim( object ) [object stringByTrimmingCharactersInSet:[NSChar...
MFC CListCtrl使用方法详解 - C/C++ - 清泛网 - 专注C/C++及内核技术
...sual C++ NET (2002) supported both the managed code model that is provided by the .NET Framework and the unmanaged native Windows code model. The information in this article applies to unmanaged Visual C++ code only.
T>
SUMMARY
This article shows how to change the icon or bitmap of a CListCtrl ...
Live character count for EditText
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It solved by replacing with this line mTextView.setText(String.valueOf(150-s.length())); in place of mTextView.setText(String.valueOf(s.length()));
– vinay Maneti
Nov 21 '13 at 13:23
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How to make the corners of a button round?
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it crashed: Caused by: org.xmlpull.v1.XmlPullParserException: Binary XML file line #24: <item> tag requires a 'drawable' attribute or child tag defining a drawable
– Zennichimaro
Jul 3 '14 at 7:50
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