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Convert SVG image to PNG with PHP

I'm working on a web project that involves a dynamically generated map of the US coloring different states based on a set of data. ...
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Use of an exclamation mark in a Git commit message via the command line

How do I enter an exclamation point into a Git commit message from the command line? 6 Answers ...
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Spring - @Transactional - What happens in background?

I want to know what actually happens when you annotate a method with @Transactional ? Of course, I know that Spring will wrap that method in a Transaction. ...
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Is there a rule-of-thumb for how to divide a dataset into training and validation sets?

Is there a rule-of-thumb for how to best divide data into training and validation sets? Is an even 50/50 split advisable? Or are there clear advantages of having more training data relative to validation data (or vice versa)? Or is this choice pretty much application dependent? ...
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Append TimeStamp to a File Name

I have come across this problem several times in which I would like to have multiple versions of the same file in the same directory. The way I have been doing it using C# is by adding a time stamp to the file name with something like this DateTime.Now.ToString().Replace('/', '-').Replace(':', '.')...
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Iteration over std::vector: unsigned vs signed index variable

What is the correct way of iterating over a vector in C++? 17 Answers 17 ...
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include antiforgerytoken in ajax post ASP.NET MVC

I am having trouble with the AntiForgeryToken with ajax. I'm using ASP.NET MVC 3. I tried the solution in jQuery Ajax calls and the Html.AntiForgeryToken() . Using that solution, the token is now being passed: ...
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Disable copy constructor

I have a class : 3 Answers 3 ...
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if arguments is equal to this string, define a variable like this string

I am doing some bash script and now I got one variable call source and one array called samples , like this: 3 Answers ...
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Linking static libraries to other static libraries

I have a small piece of code that depends on many static libraries (a_1-a_n). I'd like to package up that code in a static library and make it available to other people. ...