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Creating a config file in PHP
...s is best considered where you have a huge amount of configuration but are selective in what is needed for the current task - I was surprised to find that at around 150 data items, it was quicker to retrieve the data from a local MySQL instance than to unserialize a datafile.
OTOH its not a good pl...
What is the difference between char, nchar, varchar, and nvarchar in SQL Server?
...人民共和国',N'中华人民共和国'),
(N'abc',N'abc');
SELECT C1,
C2,
LEN(C1) AS [LEN(C1)],
DATALENGTH(C1) AS [DATALENGTH(C1)],
LEN(C2) AS [LEN(C2)],
DATALENGTH(C2) AS [DATALENGTH(C2)]
FROM @T
Returns
Note that the 华 and ...
How can I extract a good quality JPEG image from a video file with ffmpeg?
...be console output can tell you if your input is MJPEG:
$ ffprobe -v error -select_streams v:0 -show_entries stream=codec_name -of default=nw=1 input.avi
codec_name=mjpeg
Then you can extract the frames using the mjpeg2jpeg bitstream filter:
$ ffmpeg -i input.avi -codec:v copy -bsf:v mjpeg2jpeg outp...
What is the difference between == and Equals() for primitives in C#?
... accepts the same type.
If you write age.Equals(newAge), the compiler will select int.Equals(int) as the best overload and implicitly convert short to int. It will then return true, since this method simply compares the ints directly.
short also has a short.Equals(short) method, but int cannot be im...
Why does std::getline() skip input after a formatted extraction?
...he stream:
"John\n"
A newline is always appended to your input when you select Enter or Return when submitting from a terminal. It is also used in files for moving toward the next line. The newline is left in the buffer after the extraction into name until the next I/O operation where it is eithe...
How can one display images side by side in a GitHub README.md?
...;td>Holiday Mention</td>
<td>Present day in purple and selected day in pink</td>
</tr>
<tr>
<td><img src="screenshots/Screenshot_1582745092.png" width=270 height=480></td>
<td><img src="screenshots/Screenshot_1582745125.png...
Android SQLite: nullColumnHack parameter in insert/replace methods
...NULL to. If you have several such columns to choose from, pick one via the selection mechanism of your choice: roll of the dice, Magic 8-Ball(TM), coin flip, cubicle mate flip, etc.
Personally, I'd've just made it illegal to pass an empty ContentValues to insert(), but they didn't ask me... :-)
...
Markdown and image alignment
...I have an alternative to the methods above that used the ALT tag and a CSS selector on the alt tag... Instead, add a URL hash like this:
First your Markdown image code:
Note the added URL ...
Cycles in family tree software
...mes as needed, hinting at the duplication by lighting up all the copies on selecting one of them.
share
edited Mar 6 '14 at 14:47
...
Can I implement an autonomous `self` member type in C++?
...e argument list is augmented by a contrived object and overload resolution selects one of the non-static member functions of T, the call is ill-formed.
Inside a static member function, this may not appear, but it still exists.
However, per the comments, inside a static member function, the transf...