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Where does Oracle SQL Developer store connections?
... mine in
C:\Users\<user>\AppData\Roaming\SQL Developer\system2.1.1.64.45\o.jdeveloper.db.connection.11.1.1.2.36.55.30\connections.xml
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How to get current date & time in MySQL?
... I did the above example on MySQL Workbench 6.2 (Version 6.2.5.0 Build 397 64 Bits)
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Hiding the scroll bar on an HTML page
...: auto, but I'm not a fan of abusing width for visibility tweaks.
Firefox 64 now supports the experimental scrollbar-width property by default (63 requires a configuration flag to be set). To hide the scrollbar in Firefox 64:
#element {
scrollbar-width: none;
}
To see if your current browser...
Java default constructor
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@Gab是好人 it's called a "no-argument" or "no-arg" constructor.
– OrangeDog
Apr 13 '17 at 15:00
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Converting Epoch time into the datetime
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364
To convert your time value (float or int) to a formatted string, use:
time.strftime('%Y-%m-%d ...
How to make a div with no content have a width?
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64
Use min-height: 1px; Everything has at least min-height of 1px so no extra space is taken up w...
Produce a random number in a range using C#
... Jeffrey Blake
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answered Oct 20 '10 at 6:39
KayKay
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Is floating point math broken?
...power of two cannot be exactly represented.
For 0.1 in the standard binary64 format, the representation can be written exactly as
0.1000000000000000055511151231257827021181583404541015625 in decimal, or
0x1.999999999999ap-4 in C99 hexfloat notation.
In contrast, the rational number 0.1, which i...
get UTC time in PHP
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Shankar DamodaranShankar Damodaran
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'printf' vs. 'cout' in C++
...td::string)). For instance, to print size_t, you need to use %zd, while int64_t will require using %"PRId64". The tables are available at http://en.cppreference.com/w/cpp/io/c/fprintf and http://en.cppreference.com/w/cpp/types/integer.
You can't print the NUL byte, \0
Because printf uses C strings...