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Why do I get a segmentation fault when writing to a “char *s” initialized with a string literal, but

...r a[] , it specifies the initial values of the characters in that array (and, if necessary, its size). Anywhere else, it turns into an unnamed, static array of characters, and this unnamed array may be stored in read-only memory, and which therefore cannot necessarily be modified. In a...
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To prevent a memory leak, the JDBC Driver has been forcibly unregistered

...iver in question), not in yours. Be happy that Tomcat did its job properly and wait until the JDBC driver vendor get it fixed so that you can upgrade the driver. On the other hand, you aren't supposed to drop a JDBC driver in webapp's /WEB-INF/lib, but only in server's /lib. If you still keep it in ...
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Append values to a set in Python

...e) But, of course, doing it in bulk with a single .update call is faster and handier, when otherwise feasible. share | improve this answer | follow | ...
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What is the difference between ng-app and data-ng-app?

I have begun to learn about AngularJS and am confused about what the differences are between the ng-app and data-ng-app directives. ...
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How to jump to a specific character in vim?

... You can type f<character> to put the cursor on the next character and F<character> for the previous one. share | improve this answer | follow | ...
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What is the difference between Amazon S3 and Amazon EC2 instance?

I need to create a web application using php mysql and html. The no.of requests and data will be very high. I need Amazon server space. ...
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How Should I Declare Foreign Key Relationships Using Code First Entity Framework (4.1) in MVC3?

...e been searching for resources on how to declare foreign key relationships and other constraints using code first EF 4.1 without much luck. Basically I am building the data model in code and using MVC3 to query that model. Everything works via MVC which is great (kudos to Microsoft!) but now I want ...
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How to do if-else in Thymeleaf?

... Thymeleaf has an equivalent to <c:choose> and <c:when>: the th:switch and th:case attributes introduced in Thymeleaf 2.0. They work as you'd expect, using * for the default case: <div th:switch="${user.role}"> <p th:case="'admin'">User is an ad...
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C++, copy set to vector

... or just use the cbegin and cend version: output.insert(output.cend(), input.cbegin(), input.cend()); What do you think? Thanks. – user2015453 Feb 10 '13 at 12:12 ...
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Good Java graph algorithm library? [closed]

...eriences with any Java libraries for Graph algorithms. I've tried JGraph and found it ok, and there are a lot of different ones in google. Are there any that people are actually using successfully in production code or would recommend? ...