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Difference between 'struct' and 'typedef struct' in C++?

...t constructor, and a conversion operator that converts a foo object to char const *. The expression p = foo(); in main should construct a foo object and apply the conversion operator. The subsequent output statement cout << p << '\n'; should display class foo, but...
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How to get all columns' names for all the tables in MySQL?

... select * from information_schema.columns where table_schema = 'your_db' order by table_name,ordinal_position share | impro...
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Multiline strings in VB.NET

... I used this variant: Dim query As String = <![CDATA[ SELECT a.QuestionID FROM CR_Answers a INNER JOIN CR_Class c ON c.ClassID = a.ClassID INNER JOIN CR_Questions q ON q.QuestionID = a.QuestionID ...
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What exactly does stringstream do?

... answered Dec 15 '13 at 13:28 richard.grichard.g 3,11511 gold badge1313 silver badges2222 bronze badges ...
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How to pass an array within a query string?

...) Form Examples On a form, multi-valued fields could take the form of a select box set to multiple: <form> <select multiple="multiple" name="cars[]"> <option>Volvo</option> <option>Saab</option> <option>Mercedes</option...
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Download old version of package with NuGet

...t-Package -ListAvailable [-Source X] -Filter Common.Logging -AllVersions | select version, dependencies (or '| get-member' to see all the properties) – Curtis Yallop Jan 25 '13 at 21:49 ...
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Showing a different background colour in Vim past 80 characters

... but the answer there highlights only actual content that goes over the 80 character mark. I want to have a 100+ column Vim window open with the leftmost 80 columns using the normal background and anything past that using a slightly different background. The Vim window background should be a differe...
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Eclipse: All my projects disappeared from Project Explorer

...Do File->Import General->Existing Projects into Workspace Click the "Select root directory" field and browse to each subfolder in your workspace folder, and import. For me, this was very tedious, since I had several dozen projects in my workspace, but it's the only solution I found short of ...
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Remove rows with all or some NAs (missing values) in data.frame

...na.omit is nicer for just removing all NA's. complete.cases allows partial selection by including only certain columns of the dataframe: > final[complete.cases(final[ , 5:6]),] gene hsap mmul mmus rnor cfam 2 ENSG00000199674 0 2 2 2 2 4 ENSG00000207604 0 NA NA ...
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'Java' is not recognized as an internal or external command

... For Windows 7: Right click on My Computer Select Properties Select Advanced System Settings Select Advanced tab Select Environment Variables Select Path under System Variables Click on Edit button In Variable value editor paste this at the start of the line C:\Progr...