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MySQL load NULL values from CSV data
... this would throw an error else a warning.
Following query may be used for identifying the database configuration.
mysql> show variables like 'sql_mode';
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What is the recommended approach towards multi-tenant databases in MongoDB?
...pecifics of the database design.
Collections (or buckets or however they call it in different DBs) are not the same thing as security schemas in RDBMS despite they behave as container for documents they are useless for applying good tenant separation. I couldn't find NoSQL database that can apply ...
How to stop a PowerShell script on the first error?
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note that psake has a commandlet called "exec" which can you can use to wrap calls to external programs with a check for LastExitCode and display an error (and stop, if desired)
– enorl76
Nov 28 '12 at 20:01
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Why is JavaScript called JavaScript, since it has nothing to do with Java? [closed]
...ECMAScript is the "standards" name for the language.
JavaScript is technically a "dialect" of ECMAScript, the Mozilla Foundation can use "JavaScript" as the name of their implementations (currently present on the Rhino and SpiderMonkey engines).
In the early days, Microsoft decided also to do wha...
Call removeView() on the child's parent first
... but its showing error "The specified child already has a parent. You must call removeView() on the child's parent first." how to solve this?
– Imranrana07
Apr 10 '19 at 11:22
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Create a custom callback in JavaScript
All I need to do is to execute a callback function when my current function execution ends.
10 Answers
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How to call one shell script from another shell script?
...the path where the file is to the $PATH environment variable. Then you can call it as a normal command;
Or call it with the source command (alias is .) like this: source /path/to/script;
Or use the bash command to execute it: /bin/bash /path/to/script;
The first and third methods execute the scrip...
Why is a C++ Vector called a Vector?
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Vectors are only typically considered 2-3 dimensional because of their use in physics. But more generally in mathematics, they just mean a set of numbers that has an order (mathematical sets are orderless, they're like a bag filled with stuff). A...
Is it safe to ignore the possibility of SHA collisions in practice?
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Sorry, you are missing on the so-called "birthday paradox". Have a better look at the "nice table", it does not work the way you think. For the figures I give, in that table, it would be a value "10^9" in a column labelled "4.3*10^-60" and row "128 bits" (bu...
How many concurrent requests does a single Flask process receive?
...oncurrency. These processes don't use threads, but instead coroutines. Basically, within each process, still only 1 thing can be happening at a time (1 thread), but objects can be 'paused' when they are waiting on external processes to finish (think database queries or waiting on network I/O).
Thi...