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What are the most common naming conventions in C?
...show(), tracking_order_process().
Pointers: nothing fancy here:
GtkWidget *foo, TrackingOrder *bar.
Global variables: just don't use global variables. They are evil.
Functions that are there, but
shouldn't be called directly, or have
obscure uses, or whatever: one or more
underscores at the beginnin...
What is __pycache__?
...ess it by starting the interpreter with the -B flag, for example
python -B foo.py
Another option, as noted by tcaswell, is to set the environment variable PYTHONDONTWRITEBYTECODE to any value (according to python's man page, any "non-empty string").
...
Most efficient way to remove special characters from string
... be impacting things slightly (ie/ the other solutions would have an inner foo
psycopg2: insert multiple rows with one query
...a", "last_name":"Drake"},
{"first_name":"Steven", "last_name":"Foo"},
{"first_name":"David", "last_name":"Bar"})
You could easily insert all three rows within the dictionary by using:
cur = conn.cursor()
cur.executemany("""INSERT INTO bar(first_name,last_name) VALUES ...
Sphinx autodoc is not automatic enough
...esult on ReadTheDocs):
mytoolbox
|-- mypackage
| |-- __init__.py
| |-- foo.py
| |-- mysubpackage
| |-- __init__.py
| |-- bar.py
|-- doc
| |-- source
| |--index.rst
| |--conf.py
| |-- _templates
| |-- custom-module-template.rst
| |-- custom-cl...
Recommended SQL database design for tags or tagging [closed]
...free text fields and there is no expected operation like 'rename all tags "foo" to "bar"'.
So tldr: I would go for the two-table solution. (In fact I'm going to. I found this article to see if there are valid arguments against it.)
...
What is a segmentation fault?
...o write to a portion of memory that was marked as read-only:
char *str = "Foo"; // Compiler marks the constant string as read-only
*str = 'b'; // Which means this is illegal and results in a segfault
Dangling pointer points to a thing that does not exist any more, like here:
char *p = NULL;
{
...
Return value in a Bash function
...ferences (requires Bash 4.3+).
function example {
local -n VAR=$1
VAR=foo
}
example RESULT
echo $RESULT
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Difference between “git add -A” and “git add .”
...ew files that are on the current path. I.e. if you have a new directory ../foo, git add -A will stage it, git add . will not.
– Milo Wielondek
Jul 6 '15 at 12:44
2
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Workflow for statistical analysis and report writing
...rce("blah.R"), check if the required variable(s) exist first: if (!exists("foo")) { source("blah.R") }. That avoids re-running dependencies if they've already run.
– naught101
Apr 3 '13 at 2:16
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