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MySQL - why not index every field?

... 123 Indexes take up space in memory (RAM); Too many or too large of indexes and the DB is going to...
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Python os.path.join on Windows

... 123 To be even more pedantic, the most python doc consistent answer would be: mypath = os.path.jo...
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Difference between 2 dates in SQLite

... 123 SELECT julianday('now') - julianday(DateCreated) FROM Payment; ...
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Convert a number range to another range, maintaining ratio

...edited Dec 16 '14 at 5:02 Rizier123 55k1616 gold badges7777 silver badges119119 bronze badges answered Dec 16 '14 at 4:40 ...
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how to get the cookies from a php curl into a variable

...=Tue, 14-Jul-2015 13:50:39 GMT; path=/ Set-Cookie: sessionToken=abc123; Expires=Wed, 09 Jun 2021 10:18:14 GMT; //Cookie names cannot contain any of the following '=,; \t\r\n\013\014' // */ if (stripos($header, "Set-Cookie:") !== 0) { continue; ...
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How to pass macro definition from “make” command line arguments (-D) to C source code?

...(CPPFLAGS) $(CXXFLAGS) -c One would use the command make CPPFLAGS=-Dvar=123 to define the desired macro. More info Variables Used by Implicit Rules Catalogue of Built-In Rules share | improve...
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Relational table naming convention [closed]

...D and COMPANY_ID, some of those values will be the same of course. But the 123 from USER_ID is not the same as 123 from COMPANY_ID, because their values are drawn from difference domains. That way it makes sense to name them differently. – Ronnis Mar 19 '19 at ...
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How to set SQL Server connection string?

...empty to connect] SQL Server 201x Express User: sa Password: Password123 SQL Server 20xx Web or Standard User: sa Password: will be the same as your administrator or root user password at the time the VDS was provisioned. You can log in with sa user in this login window at the sta...
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Creating .pem file for APNS?

...elopment Push Services” > Export “Apple Development Push Services ID123″. Save this as apns-dev-cert.p12 file somewhere you can access it. There is no need to enter a password. The next command generates the cert in Mac’s Terminal for PEM format (Privacy Enhanced Mail Security Certificate...
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Why is Double.MIN_VALUE in not negative

...g that. (Could have used a better name to avoid this confusion though) 123 > 10 > 1 > 0.12 > 0.012 > 0.0000123 > 0.000000001 > 0.0000000000000001 Below is just FYI. Double-precision floating-point can represent 2,098 powers of two, from 2^-1074 through 2^1023. Denormalize...