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What's the difference between size_t and int in C++?
...ons that take sizes expect them to be of type size_t, and the sizeof operator evaluates to size_t.
The actual type of size_t is platform-dependent; a common mistake is to assume size_t is the same as unsigned int, which can lead to programming errors, particularly as 64-bit architectures become more...
How do you keep user.config settings across different assembly versions in .net?
...version of the application) all their settings are reset the the defaults (or more accurately a new user.config file is created in a folder with a different version number as the name)
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On design patterns: When should I use the singleton?
The glorified global variable - becomes a gloried global class. Some say breaking object-oriented design.
19 Answers
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Why JSF calls getters multiple times
...uted everytime when the code calls ValueExpression#getValue().
This will normally be invoked one or two times per JSF request-response cycle, depending on whether the component is an input or output component (learn it here). However, this count can get up (much) higher when used in iterating JSF c...
Create a tar.xz in one command
... .tar.xz compressed archive in one command. What is the specific syntax for that?
5 Answers
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How to convert Set to Array?
...e elements, but it does not expose any good way to get properties, except for generator [Set].values, which is called in an awkward way of mySet.values.next() .
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How to specify a min but no max decimal using the range data annotation attribute?
I would like to specify that a decimal field for a price must be >= 0 but I don't really want to impose a max value.
10 Ans...
How do I check that multiple keys are in a dict in a single pass?
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Well, you could do this:
>>> if all (k in foo for k in ("foo","bar")):
... print "They're there!"
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They're there!
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How to configure port for a Spring Boot application
How do I configure the TCP/IP port listened on by a Spring Boot application, so it does not use the default port of 8080.
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How to remove all the occurrences of a char in c++ string
...s a character with another and '' is not a character. What you're looking for is erase.
See this question which answers the same problem. In your case:
#include <algorithm>
str.erase(std::remove(str.begin(), str.end(), 'a'), str.end());
Or use boost if that's an option for you, like:
#inc...