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Is it possible to have nested templates in Go using the standard library?
.../django-templates does. Is it possible using just html/template in the standard library.
5 Answers
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Count table rows
What is the MySQL command to retrieve the count of records in a table?
11 Answers
11
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Filtering for empty or NULL names in a queryset
...e.objects.exclude(alias__isnull=True)
If you need to exclude null values and empty strings, the preferred way to do so is to chain together the conditions like so:
Name.objects.exclude(alias__isnull=True).exclude(alias__exact='')
Chaining these methods together basically checks each condition i...
Creating an empty file in Ruby: “touch” equivalent?
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FileUtils.touch looks like what it does, and mirrors* the touch command:
require 'fileutils'
FileUtils.touch('file.txt')
* Unlike touch(1) you can't update mtime or atime alone. It's also missing a few other nice options.
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PostgreSQL: Show tables in PostgreSQL
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From the psql command line interface,
First, choose your database
\c database_name
Then, this shows all tables in the current schema:
\dt
Programmatically (or from the psql interface too, of course):
SELECT * FROM pg_catalog.pg_table...
Escaping keyword-like column names in Postgres
... named "select", whereas an unquoted select would be
taken as a key word and would therefore provoke a parse error when
used where a table or column name is expected.
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How can I tell gcc not to inline a function?
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The asm("") construct is actually fairly cross-platform and got the job done. I did it for x86 Linux and it did not cause a build problem on PowerPC AIX. Thanks for this useful suggestion!
– Marty
Nov 6 '14 at 23:58
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Margin on child element moves parent element
...rent { overflow: hidden; }
This prevents the margins to collapse. Border and padding do the same.
Hence, you can also use the following to prevent a top-margin collapse:
.parent {
padding-top: 1px;
margin-top: -1px;
}
Update by popular request:
The whole point of collapsing margins is...
How to run mvim (MacVim) from Terminal?
I have MacVim installed and I am trying to set it up as the editor for Git (version control), but I can't run 'mvim' from the command line as it isn't recognised. How do I setup mvim so I can run it from Terminal?
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Cleanest way to build an SQL string in Java
...thing) - instead of the awful string concat method using millions of "+"'s and quotes which is unreadable at best - there must be a better way.
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