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Calendar returns wrong month [duplicate]
After the execution of the above snippet, month gets a value of 10 instead of 11. How come?
9 Answers
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Compiler error: memset was not declared in this scope
I am trying to compile my C program in Ubuntu 9.10 (gcc 4.4.1).
2 Answers
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How to verify Facebook access token?
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The officially supported method for this is:
GET graph.facebook.com/debug_token?
input_token={token-to-inspect}
&access_token={app-token-or-admin-token}
See the check token docs for more information.
An example response is:
{
"data": {
"app_id": 13848391...
Unable to launch the IIS Express Web server
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I had the exact same problem.
The reason - bad IIS config file.
Try deleting the automatically-created IISExpress folder, which is usually located at %userprofile%/Documents, e.g. C:\Users\[you]\Documents\IISExpress.
Don't worry, VS should create ...
Insert into … values ( SELECT … FROM … )
I am trying to INSERT INTO a table using the input from another table. Although this is entirely feasible for many database engines, I always seem to struggle to remember the correct syntax for the SQL engine of the day ( MySQL , Oracle , SQL Server , Informix , and DB2 ).
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Does a foreign key automatically create an index?
I've been told that if I foreign key two tables, that SQL Server will create something akin to an index in the child table. I have a hard time believing this to be true, but can't find much out there related specifically to this.
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How to run Ruby code from terminal?
I need to run a few lines of Ruby code from terminal, but I can't find the needed parameter for it.
2 Answers
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Remove secure warnings (_CRT_SECURE_NO_WARNINGS) from projects by default in Visual Studio
Is there a way to set by default for all projects removing the precompiler secure warnings that come up when using functions like scanf(). I found that you can do it by adding a line in the project option or a #define _CRT_SECURE_NO_WARNINGS in the beginning of the code.
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Declaring an unsigned int in Java
...rge values.
You can also use a signed integer as if it were unsigned. The benefit of two's complement representation is that most operations (such as addition, subtraction, multiplication, and left shift) are identical on a binary level for signed and unsigned integers. A few operations (division, ...
Integer.toString(int i) vs String.valueOf(int i)
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Just two different ways of doing the same thing. It may be a historical reason (can't remember if one came before the other).
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