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What can I do to resolve a “Row not found or changed” Exception in LINQ to SQL on a SQL Server Compa

... Thats nasty, but simple: Check if the data types for all fields in the O/R-Designer match the data types in your SQL table. Double check for nullable! A column should be either nullable in both the O/R-Designer and SQL, or not nullable in both. For example, a NVARCHAR column "...
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HTTP Basic Authentication - what's the expected web browser experience?

When a server allows access via Basic HTTP Authentication, what is the experience expected to be in a web browser ? 6 Answ...
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Error handling in Bash

...kens code's predictability and portability). You can either let the trap call error for you (in which case it uses the default exit code of 1 and no message) or call it yourself and provide explicit values; for instance: error ${LINENO} "the foobar failed" 2 will exit with status 2, and give an ...
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Removing packages installed with go get

... I needed to set my GOPATH otherwise that package sullies my root Go install (I would much prefer to keep my Go install clean and separate core from custom). How do I remove packages installed previously? ...
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Difference between left join and right join in SQL Server [duplicate]

... @SilapAliyev That's actually a very good question. Can anyone answer? :D – Ian Chu Te Jan 8 '16 at 2:46 21 ...
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What is Hindley-Milner?

...er system is that each well-typed term has a unique "best" type, which is called the principal type. The principal type of the list-length function is "for any a, function from list of a to integer". Here a is a so-called "type parameter," which is explicit in lambda calculus but implicit in most ...
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Failed to execute 'btoa' on 'Window': The string to be encoded contains characters outside of the La

... If you have UTF8, use this (actually works with SVG source), like: btoa(unescape(encodeURIComponent(str))) example: var imgsrc = 'data:image/svg+xml;base64,' + btoa(unescape(encodeURIComponent(markup))); var img = new Image(1, 1); // width, height va...
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How to convert .pfx file to keystore with private key?

...entcert.jks -deststoretype JKS Using JDK 1.5 or below OpenSSL can do it all. This answer on JGuru is the best method that I've found so far. Firstly make sure that you have OpenSSL installed. Many operating systems already have it installed as I found with Mac OS X. The following two commands c...
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How to use GROUP_CONCAT in a CONCAT in MySQL

...what you need. Update Splitting in two steps. First we get a table having all values(comma separated) against a unique[Name,id]. Then from obtained table we get all names and values as a single value against each unique id See this explained here SQL Fiddle Demo (scroll down as it has two result se...
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getSupportActionBar from inside of Fragment ActionBarCompat

...ctivity(). You'll need to cast it to an ActionBarActivity then make the call to getSupportActionBar(). ((AppCompatActivity)getActivity()).getSupportActionBar().setSubtitle(R.string.subtitle); You do need the cast. It's not poor design, it's backwards compatibility. ...