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What is the garbage collector in Java?
...rtual Machine which gets rid of objects which are not being used by a Java application anymore. It is a form of automatic memory management.
When a typical Java application is running, it is creating new objects, such as Strings and Files, but after a certain time, those objects are not used anymor...
What is the printf format specifier for bool?
Since ANSI C99 there is _Bool or bool via stdbool.h . But is there also a printf format specifier for bool?
8 Answer...
Vim: Replacing a line with another one yanked before
...he same line onto multiple destinations.
– underscore_d
Oct 17 '15 at 22:02
8
@underscore_d, it p...
How to implement static class member functions in *.cpp file?
...;< '\n';
}
::::::::::::::
Something.h
::::::::::::::
#ifndef SOMETHING_H_
#define SOMETHING_H_
class Something
{
private:
static int s_value;
public:
static int getValue() { return s_value; } // static member function
};
#endif
::::::::::::::
Something.cpp
::::::::::::::
#include "So...
Configure Log4net to write to multiple files
...
Yes, just add multiple FileAppenders to your logger. For example:
<log4net>
<appender name="File1Appender" type="log4net.Appender.FileAppender">
<file value="log-file-1.txt" />
<appendToFile value="true" />
...
Dictionary returning a default value if the key does not exist [duplicate]
...ithDefault<TKey, TValue> : Dictionary<TKey, TValue>
{
TValue _default;
public TValue DefaultValue {
get { return _default; }
set { _default = value; }
}
public DictionaryWithDefault() : base() { }
public DictionaryWithDefault(TValue defaultValue) : base() {
_default...
How to make PDF file downloadable in HTML link?
...ad of linking to the .PDF file, instead do something like
<a href="pdf_server.php?file=pdffilename">Download my eBook</a>
which outputs a custom header, opens the PDF (binary safe) and prints the data to the user's browser, then they can choose to save the PDF despite their browser s...
How can I view all the git repositories on my machine?
... it out. Edit out svn and cvs if not required
– quiet_penguin
Oct 29 '18 at 12:32
...
How to set specific java version to Maven
...
Maven uses the JAVA_HOME parameter to find which Java version it is supposed to run. I see from your comment that you can't change that in the configuration.
You can set the JAVA_HOME parameter just before you start maven (and change it back...
How to export all collections in MongoDB?
...
For lazy people, use mongodump, it's faster:
mongodump -d <database_name> -o <directory_backup>
And to "restore/import" it (from directory_backup/dump/):
mongorestore -d <database_name> <directory_backup>
This way, you don't need to deal with all collections individ...