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File uploading with Express 4.0: req.files undefined
...en in 4.0? i ask because this tutorial uses 3.4.8 and can upload files without the need for any extra middleware blog.robertonodi.me/simple-image-upload-with-express
– thetrystero
Jun 24 '16 at 7:13
...
Jackson and generic type reference
...riable, and you must indicate actual class, usually as Class argument. Without such information, best that can be done is to use bounds; and plain T is roughly same as 'T extends Object'. And Jackson will then bind JSON Objects as Maps.
In this case, tester method needs to have access to Class, and...
socket.shutdown vs socket.close
...ed,
the calling program can discard the
socket by applying a close subroutine
to the socket descriptor. If a
reliable delivery socket has data
associated with it when a close takes
place, the system continues to attempt
data transfer. However, if the data is
still undelivered, the sy...
List the queries running on SQL Server
...equests
CROSS APPLY sys.dm_exec_sql_text(sql_handle)
More about sys.dm_exec_requests
More about sys.dm_exec_sql_text
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Test if a string contains any of the strings from an array
... @CallumRogers true, I kind of left it in just so people think about it, but agree the vast majority of the time it will not make much difference (or actually be a detriment) compared to a non-parallel stream. Will try to call that out more in the answer.
– gnomed
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How can I convert an image into a Base64 string?
...ple:
Bitmap bm = BitmapFactory.decodeFile("/path/to/image.jpg");
ByteArrayOutputStream baos = new ByteArrayOutputStream();
bm.compress(Bitmap.CompressFormat.JPEG, 100, baos); // bm is the bitmap object
byte[] b = baos.toByteArray();
* Update *
If you're using an older SDK library (because you wa...
Add primary key to existing table
...MID)
which yeilds randomized names and can cause problems when scripting out or comparing databases
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Break promise chain and call a function based on the step in the chain where it is broken (rejected)
...haviour works exactly.
EDIT:
Also keep in mind that if you want to break out of the chain in your error handler, it needs to return a rejected promise or throw an Error (which will be caught and wrapped in a rejected promise automatically). If you don't return a promise, then wraps the return valu...
Getting image dimensions without reading the entire file
... seems this code doesn't accept JPEGs encoded in EXIF/TIFF format which is output by many digital cameras. It only supports JFIF.
– cwills
Aug 1 '18 at 2:36
2
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Save plot to image file instead of displaying it using Matplotlib
...g('foo.png')
plt.savefig('foo.pdf')
Will give a rasterized or vectorized output respectively, both which could be useful. In addition, you'll find that pylab leaves a generous, often undesirable, whitespace around the image. Remove it with:
savefig('foo.png', bbox_inches='tight')
...