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Difference between numeric, float and decimal in SQL Server
...Avoid using float or real columns in WHERE clause search conditions, especially the = and <> operators (Technet)
so generally because the precision provided by decimal is [10E38 ~ 38 digits] if your number can fit in it, and smaller storage space (and maybe speed) of Float is not important a...
Can I safely delete contents of Xcode Derived data folder?
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Yes, you can delete all files from DerivedData sub-folder (Not DerivedData Folder) directly.
That will not affect your project work. Contents of DerivedData folder is generated during the build time and you can delete them if you want. It's no...
Get changes from master into branch in Git
In my repository I have a branch called aq which I'm working on.
13 Answers
13
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How to add a filter class in Spring Boot?
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You don't need filter bean when you call the method someFilter() directly.
– wst
Mar 14 '17 at 7:57
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C programming in Visual Studio
...17396
From the link above:
By default, the Visual C++ compiler treats all files that end in .c as C source code, and all files that end in .cpp as C++ source code. To force the compiler to treat all files as C regardless of file name extension, use the /Tc compiler option.
That being said, I ...
Generate GUID in MySQL for existing Data?
...ch of data to a MySQL table and I have a column "GUID" that I want to basically fill down all existing rows with new and unique random GUID's.
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CSS text-overflow in a table cell?
...d flexibility. Also, the containing table will need a specific width, typically width: 100%;, and the columns will typically have their width set as percentage of the total width
table {width: 100%;}
td
{
max-width: 0;
overflow: hidden;
text-overflow: ellipsis;
white-space: nowrap;
}
td.column_a...
How to run test cases in a specified file?
...red across multiple files, if I run go test <package_name> it runs all test cases in the package.
7 Answers
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Use of Application.DoEvents()
... There's been an enormous amount of backlash against it, but nobody ever really explains why it is "bad". The same kind of wisdom as "don't mutate a struct". Erm, why does the runtime and the language supports mutating a struct if that's so bad? Same reason: you shoot yourself in the foot if you ...
Ignoring time zones altogether in Rails and PostgreSQL
...time zone.
timestamptz is the preferred type in the date/time family, literally. It has typispreferred set in pg_type, which can be relevant:
Generating time series between two dates in PostgreSQL
Internal storage and epoch
Internally, timestamps occupy 8 bytes of storage on disk and in RAM. It is...