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Shell script to delete directories older than n days
...
-type d: only find directories
-ctime +10: only consider the ones with modification time older than 10 days
-exec ... \;: for each such result found, do the following command in ...
rm -rf {}: recursively force remove the directory; the {} part is where the find result gets substituted into from th...
How to get the url parameters using AngularJS
...ax will work for http://example.com/path?myParam=paramValue. However, only if you configured the $locationProvider in the HTML 5 mode before:
$locationProvider.html5Mode(true);
Otherwise have a look at the http://example.com/#!/path?myParam=someValue "Hashbang" syntax which is a bit more complica...
Send POST Request with Data Specified in File via Curl
...: text/xml" --data "@path_of_file" host:port/post-file-path
For example, if you have the data in a file called stuff.xml then you would do something like:
curl -H "Content-Type: text/xml" --data "@stuff.xml" host:port/post-file-path
The stuff.xml filename can be replaced with a relative or full...
WebForms UnobtrusiveValidationMode requires a ScriptResourceMapping for 'jquery'. Please add a Scrip
... mode.
More Info on ValidationSettings:UnobtrusiveValidationMode:
Specifies how ASP.NET globally enables the built-in validator controls
to use unobtrusive JavaScript for client-side validation logic.
Type: UnobtrusiveValidationMode
Default value: None
Remarks: If this key valu...
Javascript Regex: How to put a variable inside a regular expression?
... comments, it's important to note that you may want to escape the variable if there is potential for malicious content (e.g. the variable comes from user input)
ES6 Update
In 2019, this would usually be written using a template string, and the above code has been updated. The original answer was:
...
Remove file from the repository but keep it locally
...
What happens if I have a third remote? Will the corresponding files get removed in a future pull? I ask because I feel this is quite a common use case, i.e. check some files into the repo, realise at a later date that they diverge between...
HttpServletRequest to complete URL
...URL().toString());
String queryString = request.getQueryString();
if (queryString == null) {
return requestURL.toString();
} else {
return requestURL.append('?').append(queryString).toString();
}
}
...
How to import a Python class that is in a directory above?
...ge hierarchy, use two dots, as the import statement doc says:
When specifying what module to import you do not have to specify the absolute name of the module. When a module or package is contained within another package it is possible to make a relative import within the same top package withou...
Using GSON to parse a JSON array
...
{
"number": "...",
"title": ".." , //<- see that comma?
}
If you remove them your data will become
[
{
"number": "3",
"title": "hello_world"
}, {
"number": "2",
"title": "hello_world"
}
]
and
Wrapper[] data = gson.fromJson(jElement, W...
Can I try/catch a warning?
...rrline, $errcontext) {
// error was suppressed with the @-operator
if (0 === error_reporting()) {
return false;
}
throw new ErrorException($errstr, 0, $errno, $errfile, $errline);
});
try {
dns_get_record();
} catch (ErrorException $e) {
// ...
}
The important thi...