大约有 48,000 项符合查询结果（耗时：0.0561秒） [XML]
PostgreSQL, checking date relative to “today”
...e mydate > now() - interval '1 year';
If you only care about the date and not the time, substitute current_date for now()
share
|
improve this answer
|
follow
...
Remove redundant paths from $PATH variable
...d it to any .bashrc, bash.bashrc, /etc/profile - whatever fits your system and user needs.
Note: This is for Linux. We'll make this clear for new coders. (` , ') Don't try to SET = these.
share
|
i...
How to manually create icns files using iconutil?
...:
Use iconutil to Create an icns File Manually
The iconutil command-line tool converts iconset folders to deployment-ready, high-resolution icns files. (You can find complete documentation for this tool by entering man iconutil in Terminal.) Using this tool also compresses the resulting i...
How to Deal with Temporary NSManagedObject instances?
I need to create NSManagedObject instances, do some stuff with them and then trash them or store to sqlite db. The problem is, I cannot create instances of NSManagedObject unconnected to NSManagedObjectContext and this means I have to clear up somehow after I decide that I don't need some of ...
Postgis installation: type “geometry” does not exist
...
I put a pg_dump back, and had the same problem. My postgis extension puts it's data into a custom SCHEME, called postgis. I needed to run the following command, and everything was well again: DO $$ BEGIN EXECUTE 'alter database '||current_d...
Human readable javascripts in chrome developer tools
...t javascripts into human readable form ? Some kind of beautifier would be handy. Let say that I'm using some JS library and I need to instantiate its object, so that I should know what to put into constructor. But searching through this huge library that has 4 lines in the Chrome Developer Tools use...
how to pass an integer as ConverterParameter?
...ton>
The trick is to include the namespace for the basic system types and then to write at least the ConverterParameter binding in element form.
share
|
improve this answer
|
...
How to solve “The specified service has been marked for deletion” error
I try to remove a Windows Service with sc delete <service name> , and encounter the following error:
21 Answers
...
Override ActiveRecord attribute methods
...that the original poster specified (feeding the name to super) works fine, and IMHO is cleaner than manually writing the attribute as Aaron suggests.
– Batkins
Nov 23 '11 at 20:46
...
Making a property deserialize but not serialize with json.net
...pha, Beta, Gamma }
class Bang
{
public string Value { get; set; }
}
And you want to do this:
string json = @"{ ""ObsoleteSetting"" : ""Gamma"" }";
// deserialize
Config config = JsonConvert.DeserializeObject<Config>(json);
// migrate
config.ReplacementSetting =
new Bang { Value ...