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How do I disable fail_on_empty_beans in Jackson?
...lieve.
For per class, try @JsonSerialize above class declaration.
For a mapper, here's one example:
ObjectMapper mapper = new ObjectMapper();
mapper.configure(SerializationFeature.FAIL_ON_EMPTY_BEANS, false);
// do various things, perhaps:
String someJsonString = mapper.writeValueAsString(someCla...
Path to MSBuild
...
@O.R.Mapper Microsoft offers a project on GitHub for determining paths of Visual Studio 2017/msbuild 15.x instances. It is a single executable which can be used by your build software/scripts.
– Roi Danton
...
Replace non-ASCII characters with a single space
...recommend the unidecode module:
from unidecode import unidecode
def remove_non_ascii(text):
return unidecode(unicode(text, encoding = "utf-8"))
Then you can use it in a string:
remove_non_ascii("Ceñía")
Cenia
shar...
Preserve Line Breaks From TextArea When Writing To MySQL
...
Here is what I use
$textToStore = nl2br(htmlentities($inputText, ENT_QUOTES, 'UTF-8'));
$inputText is the text provided by either the form or textarea.
$textToStore is the returned text from nl2br and htmlentities, to be stored in your database.
ENT_QUOTES will convert both double and singl...
Eclipse ctrl+right does nothing
... kind of bug in the editor specifically (https://bugs.eclipse.org/bugs/show_bug.cgi?id=426557). Sometimes you can find that when you restart can't move with control+arrow in the editor but you can in other views like console window.
You can disable welcome screen ( in most eclipse based IDEs it's a...
Calculating sum of repeated elements in AngularJS ng-repeat
...al quantity.
In details code check it fiddler link.
angular.module("sampleApp", [])
.filter('sumOfValue', function () {
return function (data, key) {
if (angular.isUndefined(data) || angular.isUndefined(key))
return 0;
var sum ...
Writing a list to a file with Python
...e just trying to serialize a list to disk for later use by the same python app, you should be pickleing the list.
import pickle
with open('outfile', 'wb') as fp:
pickle.dump(itemlist, fp)
To read it back:
with open ('outfile', 'rb') as fp:
itemlist = pickle.load(fp)
...
$PHP_AUTOCONF errors on mac os x 10.7.3 when trying to install pecl extensions
I am trying to setup my machine with pecl_http and memcache and in both cases, I get similar errors. This is on MAC OS X 10.7.3 (lion) and I also have XCODE installed on it. I also installed Zend Server community edition before running these commands and have CFLAGS='-arch i386 -arch x86_64' environ...
JQuery: 'Uncaught TypeError: Illegal invocation' at ajax request - several elements
...er correct entries).
So, instead of:
var data = {
'mode': 'filter_city',
'id_A': e[e.selectedIndex]
};
it should be:
var data = {
'mode': 'filter_city',
'id_A': e[e.selectedIndex].value
};
Note: check Jason Kulatunga's answer, it quotes JQuery doc to explain wh...
What is the difference between mutex and critical section?
...ronization primitive (like an event or semaphore).
I wrote a quick sample app that compares the time between the two of them. On my system for 1,000,000 uncontended acquires and releases, a mutex takes over one second. A critical section takes ~50 ms for 1,000,000 acquires.
Here's the test code,...