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IIS: Idle Timeout vs Recycle
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SQL is null and = null [duplicate]
...f any comparison to a null is also "unknown". So you'll get no hit on rows by coding where my_column = null.
SQL provides the special syntax for testing if a column is null, via is null and is not null, which is a special condition to test for a null (or not a null).
Here's some SQL showing a vari...
How do I request a file but not save it with Wget? [closed]
...v/null
> redirects application output (to a file). if > is preceded by ampersand, shell redirects all outputs (error and normal) to the file right of >. If you don't specify ampersand, then only normal output is redirected.
./app &> file # redirect error and standard output to fil...
In PyCharm, how to go back to last location?
...global key combo of another program, that masked Ctrl-Alt-Left
I solve it by remapping "file > settings > keymap > main menu > navigate > back".
I chose Alt+Left, which intuitively feels likes web browsers "back" behavior.
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C# List of objects, how do I get the sum of a property
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What does the line “#!/bin/sh” mean in a UNIX shell script?
...h the executable bit set), the operating system will look at the first few bytes of the file. These form the so-called "magic number", which can be used to decide the format of the program and how to execute it.
#! corresponds to the magic number 0x2321 (look it up in an ascii table). When the sy...
Using the slash character in Git branch name
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How to remove a file from version control without deleting it?
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How to check status of PostgreSQL server Mac OS X
...base cluster directory /Library/PostgreSQL/8.3/data is arbitrarily created by the user via the initdb command. here is the 8.3 doc
– GPL
Aug 26 '19 at 22:06
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What is content-type and datatype in an AJAX request?
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