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Amazon SimpleDB vs Amazon DynamoDB

...: While SimpleDB has scaling limitations, it may be a good fit for smaller workloads that require query flexibility. Amazon SimpleDB automatically indexes all item attributes and thus supports query flexibility at the cost of performance and scale. So it's a trade off between performance...
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String to object in JS

... Actually, the best solution is using JSON: Documentation JSON.parse(text[, reviver]); Examples: 1) var myobj = JSON.parse('{ "hello":"world" }'); alert(myobj.hello); // 'world' 2) var myobj = JSON.parse(JSON.stringify({ ...
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How to increase the gap between text and underlining in CSS

...w property text-underline-offset (as well as text-decoration-thickness) to allow control over the exact placement of an underline. As of this writing, it's an early-stage draft and has not been implemented by any browser, but it looks like it will eventually make the technique below obsolete. Origi...
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How can I get the assembly file version

... See my comment above asking for clarification on what you really want. Hopefully this is it: System.Reflection.Assembly assembly = System.Reflection.Assembly.GetExecutingAssembly(); System.Diagnostics.FileVersionInfo fvi = System.Diagnostics.FileVersionInfo.GetVersionInfo(assembly.Lo...
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Count work days between two dates

... is not that advanced. --Changing current database to the Master database allows function to be shared by everyone. USE MASTER GO --If the function already exists, drop it. IF EXISTS ( SELECT * FROM dbo.SYSOBJECTS WHERE ID = OBJECT_ID(N'[dbo].[fn_WorkDays]') AND XType IN (N'FN', N'I...
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Git - fatal: Unable to create '/path/my_project/.git/index.lock': File exists

... directory. The error message is rather explicit as to what causes it typically, so if you have no other git processes running (which is the normal case), go ahead and delete that file. share | impr...
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How to find the kth largest element in an unsorted array of length n in O(n)?

... This is called finding the k-th order statistic. There's a very simple randomized algorithm (called quickselect) taking O(n) average time, O(n^2) worst case time, and a pretty complicated non-randomized algorithm (called introselect) ...
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What is the difference between “instantiated” and “initialized”?

... it to be. The value is what you assign to it. Variables are Initialized All variables are always given an initial value at the point the variable is declared. Thus all variables are initialized. For value types, like int the compiler will give them a valid value if you do not do so explicitly. i...
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Nullable type as a generic parameter possible?

... Change the return type to Nullable<T>, and call the method with the non nullable parameter static void Main(string[] args) { int? i = GetValueOrNull<int>(null, string.Empty); } public static Nullable<T> GetValueOrNull<T>(DbDataRecord reader, str...
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How to set breakpoints in inline Javascript in Google Chrome?

When I open Developer Tools in Google Chrome, I see all kinds of features like Profiles, Timelines, and Audits, but basic functionality like being able to set breakpoints both in js files and within html and javascript code is missing! I tried to use the javascript console, which itself is buggy - f...