大约有 43,000 项符合查询结果（耗时：0.0729秒） [XML]
django template display item value or empty string
...e string if the variable evaluates to False, ie empty strings, empty lists etc
{{ item.somefield|default_if_none:"" }}
{{ item.somefield|default:"" }}
share
|
improve this answer
|
...
EditorFor() and html properties
... all your view templates - which will contain basic support for attributes/etc.
But in general I think MVC v2 needs a better solution. It's still Beta - go ask for it ;-)
share
|
improve this answe...
How do I fix PyDev “Undefined variable from import” errors?
...
I'm using opencv which relies on binaries etc so I have scripts where every other line has this silly error. Python is a dynamic language so such occasions shouldn't be considered errors.
I removed these errors altogether by going to:
Window -> Preferences ->...
How can I make a Python script standalone executable to run without ANY dependency?
...staller and others (py2exe, freeze, cython, embedded version of python and etc) still can't handle dependency of the python dynamic library itself at least in the Windows (python*.dll). The dll has dependency on the runtime which HAS TO BE installed separately. After the process you gain the executa...
How to check if a Unix .tar.gz file is a valid file without uncompressing?
... the case with GNU tar -- do you know if this is this true elsewhere (BSD, etc.)?
– belacqua
May 13 '14 at 17:59
2
...
Merge (with squash) all changes from another branch as a single commit
...sier to identify and manage commits as individual patches, cards, stories, etc.
– Ryan
Oct 3 '14 at 22:59
...
Can I get Memcached running on a Windows (x64) 64bit environment?
...- still FREE but enhanced distro with clustering, web-based admin/stats UI etc. (I'm not related to them in any way) Check it out at http://northscale.com/products/memcached.html and download at: http://www.northscale.com/download.php?a=d
UPDATE 2: NorthScale Memcached is no longer available as a s...
How to change facet labels?
...re-defined lists of names indexed by the facet index names ('Hostpital#1', etc.).
Edit: The above method fails if you pass a variable/value combination that the labeller doesn't know. You can add a fail-safe for unknown variables like this:
plot_labeller <- function(variable,value){
if (var...
Get position/offset of element relative to a parent container?
... a button with an inner icon or text span, an li element with inner spans. etc...
share
|
improve this answer
|
follow
|
...
Is there a combination of “LIKE” and “IN” in SQL?
...elects can be replaced by another source of patterns like a table, a view, etc.
– mik
Aug 6 '18 at 12:48
add a comment
|
...