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How to estimate a programming task if you have no experience in it [closed]

I am having a difficult time with management asking for estimates on programming tasks that are using third-party controls that I have no prior experience with. ...
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How to set HTTP header to UTF-8 using PHP which is valid in W3C validator?

I have several PHP pages echoing out various things into HTML pages with the following code. 6 Answers ...
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When are C++ macros beneficial? [closed]

...e C preprocessor is justifiably feared and shunned by the C++ community. In-lined functions, consts and templates are usually a safer and superior alternative to a #define . ...
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Convert char to int in C#

I have a char in c#: 14 Answers 14 ...
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How to do if-else in Thymeleaf?

What's the best way to do a simple if - else in Thymeleaf? 10 Answers 10 ...
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Disable browsers vertical and horizontal scrollbars

...s it possible to disable the browsers vertical and horizontal scrollbars using jQuery or javascript? 11 Answers ...
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How to overwrite the previous print to stdout in python?

If I had the following code: 16 Answers 16 ...
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Eclipse returns error message “Java was started but returned exit code = 1”

... The error message points to a problem with your Java version. Do you have a JDK installed? Try adding the following (noting the new line): /!\ make sure, that the -vm option occurs before the -vmargs command. Everything after -vmargs is ...
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How to change facet labels?

I have used the following ggplot command: 20 Answers 20 ...
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Make sure only a single instance of a program is running

Is there a Pythonic way to have only one instance of a program running? 20 Answers 20...