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Grep not as a regular expression
...as grep -F. Direct invocation as fgrep is
deprecated, but is provided to allow historical applications that rely
on them to run unmodified.
For the complete reference, check:
https://www.gnu.org/savannah-checkouts/gnu/grep/manual/grep.html
...
How do I filter query objects by date range in Django?
...year='2011',
date__month='01')
Edit
As Bernhard Vallant said, if you want a queryset which excludes the specified range ends you should consider his solution, which utilizes gt/lt (greater-than/less-than).
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What is the fastest method for selecting descendant elements in jQuery?
...ce is that method 1 needs to parse the scope passed and translate it to a call to $parent.find(".child").show();.
Method 4 and Method 5 both need to parse the selector and then just call: $('#parent').children().filter('.child') and $('#parent').filter('.child') respectively.
So method 3 will alw...
angular.service vs angular.factory
... myInjectedFactory can be an object, a function reference, or any value at all. For example, if you wrote a service to create a constructor (as in the last example above), it would have to be instantiated like so:
var myShinyNewObject = new myInjectedService.myFunction()
which is arguably less desi...
iOS: Use a boolean in NSUserDefaults
...
There is a method in NSUserDefaults called registerDefaults:. You use this method to set your application's "default defaults." Basically, you create an NSDictionary containing your default keys and values (in your case a NO for a "saved credentials" key), and ...
Android JSONObject - How can I loop through a flat JSON object to get each key and value
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Use the keys() iterator to iterate over all the properties, and call get() for each.
Iterator<String> iter = json.keys();
while (iter.hasNext()) {
String key = iter.next();
try {
Object value = json.get(key);
} catch (JSONException e) {
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String.Join method that ignores empty strings?
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I had some luck with this instead: Array.FindAll(myArray, Function(s) Not String.IsNullOrEmpty(s)) Can you either change your answer or explain the Where statement?
– Doug
May 2 '13 at 13:44
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Are PostgreSQL column names case-sensitive?
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All identifiers (including column names) that are not double-quoted are folded to lower case in PostgreSQL. Column names that were created with double-quotes and thereby retained upper-case letters (and/or other syntax violat...
Define static method in source-file with declaration in header-file in C++
...Probably the best course of action is "do it as std lib does it". That is: All inline, all in headers.
// in the header
namespase my_namespace {
class my_standard_named_class final {
public:
static void standard_declared_defined_method () {
// even the comment is standard
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Why does Unicorn need to be deployed together with Nginx?
... application servers. They also know how to handle caching and are good at allowing concurrent file downloads while still taking in traffic and passing it to the application servers.
– Pratik
Jan 5 '12 at 9:28
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