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How to check if a table exists in a given schema
Postgres 8.4 and greater databases contain common tables in public schema and company specific tables in company schema.
company schema names always start with 'company' and end with the company number.
So there may be schemas like:
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How dangerous is it to access an array out of bounds?
...what adverse / unexpected affects on your code if you are making decisions based on the data you are reading
2) The only way your could really DAMAGE something by writing to a loaction accessible by a memory address is if that memory address that you are writing to is actually a hardware register (...
When to use the different log levels
...ed transient environmental conditions such as short loss of network or database connectivity should be logged as Warnings, not Errors. Viewing a log filtered to show only warnings and errors may give quick insight into early hints at the root cause of a subsequent error. Warnings should be used sp...
Understanding Fragment's setRetainInstance(boolean)
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In JavaScript, does it make a difference if I call a function with parentheses?
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Re-raise exception with a different type and message, preserving existing information
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SET versus SELECT when assigning variables?
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How to send a “multipart/form-data” with requests in python?
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The relevant part is: file-tuple can be a2-tuple, 3-tupleor a4-tuple.
Based on the above, the simplest multipart form request that includes both files to upload and form fields will look like this:
multipart_form_data = {
'file2': ('custom_file_name.zip', open('myfile.zip', 'rb')),
'ac...
Check synchronously if file/directory exists in Node.js
...exists, you are probably doing that because you intend to take some action based on the result, and that logic (the check and/or subsequent action) should accommodate the idea that a thing found at that path may be a file or a directory, and that you may encounter EPERM or other errors in the proces...
Truly understanding the difference between procedural and functional
...nse: variables do not vary over time, functions can only compute something based on their inputs).
(This is oversimplified, e.g., FPLs typically have facilities for working with mutable memory whereas procedural languages can often support higher-order procedures so things are not as clear-cut; but...