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What is RSS and VSZ in Linux memory management
...include heap space that is allocated and not used as well as memory mapped files.
– jmh
Jun 28 '17 at 16:38
Great. Jus...
Get names of all keys in the collection
...e context show what is usefull: if data is normalized (ex. origen from CSV file), it is useful... For data imported from SQL is useful.
– Peter Krauss
Sep 22 '15 at 10:17
5
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How can I create directory tree in C++/Linux?
...
With C++17 or later, there's the standard header <filesystem> with
function
std::filesystem::create_directories
which should be used in modern C++ programs.
The C++ standard functions do not have the POSIX-specific explicit
permissions (mode) argument, though.
However, h...
What is the best CSS Framework and are they worth the effort?
...sions about what semantic tags you are going to be using in your document, etc. As such, you are made dependent on the framework, and when there is a bug in the framework, you will most commonly have to fix it yourself.
Frameworks are not an excuse for being oblivious to cross-browser/advanced CSS i...
vector::at vs. vector::operator[]
...the recursion, there might be an access violation by the writer of the XML file. In that case, you usually want to bump out of all the levels of recursion and just reject the whole file (or any kind of "coarser" structure). This is where at comes in handy. You can just write the analysis code as-if ...
The case against checked exceptions
...stitute for a good checked exception.
For me, the classic example is the file-open API. Every programming language in the history of languages (on file systems at least) has an API somewhere that lets you open a file. And every client programmer using this API knows that they have to deal with the...
How do I verify jQuery AJAX events with Jasmine?
...ecRunner.html ). I have configured SpecRunner to load jquery and other .js files. Any ideas why the following doesn't work? has_returned does not become true, even thought the "yuppi!" alert shows up fine.
...
How to remove newlines from beginning and end of a string?
...000C FORM FEED.
It is '\r', U+000D CARRIAGE RETURN.
It is '\u001C', U+001C FILE SEPARATOR.
It is '\u001D', U+001D GROUP SEPARATOR.
It is '\u001E', U+001E RECORD SEPARATOR.
It is '\u001F', U+0
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Using a strategy pattern and a command pattern
... is algorithm. For example, one strategy object knows how to output to XML file, while the other outputs to, say, JSON. Different algorithms are kept (encapsulated) in different classes. It is as simple as that.
In case of command, what varies is the request itself. Request may come from File Menu ...
How to get Android crash logs?
...eport += "-------------------------------\n\n";
try {
FileOutputStream trace = app.openFileOutput("stack.trace",
Context.MODE_PRIVATE);
trace.write(report.getBytes());
trace.close();
} catch...