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HTML character decoding in Objective-C / Cocoa Touch

...;number>; they are called numeric entity references. Basically, it's a string representation of the byte that should be substituted. In the case of &, it represents the character with the value of 38 in the ISO-8859-1 character encoding scheme, which is &. The reason the ampersand...
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Create and append dynamically

...amic this is is, but sometimes this might save your debugging life: var daString="<div id=\'block\' class=\'block\'><div class=\'block-2\'></div></div>"; var daParent=document.getElementById("the ID of whatever your parent is goes in here"); daParent.innerHTML=daString; "R...
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Ubuntu running `pip install` gives error 'The following required packages can not be built: * freety

... search for packages on Ubuntu/Debian based systems: apt-cache search <string> e.g: apt-cache search freetype | grep dev Redhat/CentOS/Fedora: yum -y install freetype-devel To search for packages on Redhat/CentOS/Fedora based systems: yum search <string> e.g: yum search fr...
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Select elements by attribute

...he above will fall into the else-branch when myattr exists but is an empty string or "0". If that's a problem you should explicitly test on undefined: if ($('#A').attr('myattr') !== undefined) { // attribute exists } else { // attribute does not exist } ...
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Factory pattern in C#: How to ensure an object instance can only be created by a factory class?

...work, and make the constructor private? public BusinessClass { public string MyProperty { get; private set; } private BusinessClass() { } private BusinessClass(string myProperty) { MyProperty = myProperty; } public static BusinessClass CreateObject(string ...
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How unique is UUID?

...ify something (I'm using it for files uploaded to the server)? As I understand it, it is based off random numbers. However, it seems to me that given enough time, it would eventually repeat it self, just by pure chance. Is there a better system or a pattern of some type to alleviate this issue? ...
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How do you reverse a string in place in C or C++?

How do you reverse a string in C or C++ without requiring a separate buffer to hold the reversed string? 30 Answers ...
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how to use python to execute a curl command

...o see this, the reason why that was happening to me is that I was giving a string as my payload instead of a dictionary object. – tricknology Apr 24 '15 at 22:37 1 ...
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GridLayout and Row/Column Span Woe

... It feels pretty hacky, but I managed to get the correct look by adding an extra column and row beyond what is needed. Then I filled the extra column with a Space in each row defining a height and filled the extra row with a Space in each col defining a width. For extra flexibility, I imagine these ...
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How to detect total available/free disk space on the iPhone/iPad device?

...nt, I already have enough warnings to deal with using NSInteger and format strings! 64 bits will be enough bits for sure in my lifetime and yours. – David H Mar 3 '14 at 14:19 ...