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How to exit from PostgreSQL command line utility: psql
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cntrl+D to exit from any where
– vidur punj
Jan 22 '18 at 14:41
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Getting value of HTML Checkbox from onclick/onchange events
From within onClickHandler and/or onChangeHandler , how can I determine what is the new state of the checkbox?
3 Answers...
How do I use the nohup command without getting nohup.out?
... it avoids another problem: if a background process tries to read anything from standard input, it will pause, waiting for you to bring it back to the foreground and type something. So the extra-safe version looks like this:
nohup command </dev/null >/dev/null 2>&1 & # completely d...
STAThread and multithreading
From the MSDN article on STAThread:
3 Answers
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Download single files from GitHub
...b.com/downloads/user/repository/filename
Note that the URLs given above, from the links on github.com, will redirect to raw.githubusercontent.com. You should not directly use the URL given by this HTTP 302 redirect because, per RFC 2616: "Since the redirection might be altered on occasion, the cli...
insert vs emplace vs operator[] in c++ map
...You can directly construct it with the appropriate type or pass any object from which the value_type can be constructed, which is where std::make_pair comes into play, as it allows for simple creation of std::pair objects, although it is probably not what you want...
The net effect of the following...
How to clone an InputStream?
...d the input data is small enough to fit into memory, you can copy the data from your InputStream to a ByteArrayOutputStream.
Then you can obtain the associated array of bytes and open as many "cloned" ByteArrayInputStreams as you like.
ByteArrayOutputStream baos = new ByteArrayOutputStream();
// ...
How to construct a std::string from a std::vector?
...string, is there a quicker/alternative/"better" way to initialize a string from a vector of chars?
7 Answers
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What is time_t ultimately a typedef to?
...brary defined for storing
system time values. Such values are
returned from the standard time()
library function. This type is a
typedef defined in the standard
header. ISO C defines
time_t as an arithmetic type, but does
not specify any particular type,
range, resolution, or encodi...
Using JQuery - preventing form from submitting
How do I prevent a form from submitting using jquery?
13 Answers
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