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How do I use valgrind to find memory leaks?
...r* string = "{ \"key\": \"value\" }";
json_error_t error;
json_t* root = json_loads(string, 0, &error); //obtaining a pointer
json_t* value = json_object_get(root, "key"); //obtaining a pointer
printf("\"%s\" is the value field.\n", json_string_value(value)); //use value
js...
How to pass “Null” (a real surname!) to a SOAP web service in ActionScript 3
...st two tests in my fiddle which verify this):
var thisIsNotNull:XML = <root>null</root>;
if(thisIsNotNull == null){
// always branches here, as (thisIsNotNull == null) strangely returns true
// despite the fact that thisIsNotNull is a valid instance of type XML
}
When currentC...
What are the advantages of using a schema-free database like MongoDB compared to a relational databa
I'm used to using relational databases like MySQL or PostgreSQL, and combined with MVC frameworks such as Symfony, RoR or Django, and I think it works great.
...
Lodash - difference between .extend() / .assign() and .merge()
...defaultsDeep will merge child objects and the others will overwrite at the root level
Only _.assign and _.extend will overwrite a value with undefined
Tests
They all handle members at the root in similar ways.
_.assign ({}, { a: 'a' }, { a: 'bb' }) // => { a: "bb" }
_.merge ({}, { ...
Django : How can I see a list of urlpatterns?
... django.urls import URLPattern, URLResolver
urlconf = __import__(settings.ROOT_URLCONF, {}, {}, [''])
def list_urls(lis, acc=None):
if acc is None:
acc = []
if not lis:
return
l = lis[0]
if isinstance(l, URLPattern):
yield acc + [str(l.pattern)]
elif isi...
__FILE__ macro shows full path
...ject, so you know in which folder the file is in, and only relative to the root of your project.
The idea is to get the size of the source directory with your build tool and just add it to the __FILE__ macro, removing the directory entirely and only showing the file name starting at your source dir...
ACE vs Boost vs POCO [closed]
...t time. There are other classes I could use but haven't tried, e.g. Data::MySQL (I'm happy with mysql++) and Net::HTTP (I'm happy with libCURL). I'll try out the rest of Poco eventually, but that's not a priority at this point.
...
GROUP_CONCAT ORDER BY
...
@aleroot, Is this query MySQL specific?
– Pacerier
Apr 30 '15 at 20:24
...
How to convert array values to lowercase in PHP?
... => ['collard greens', 'kale', 'chard', 'spinach', 'lettuce'],
'root' => ['radish', 'turnip', 'potato', 'beet'],
'other' => ['brocolli', 'green beans', 'corn', 'tomatoes'],
],
'grains' => ['wheat', 'rice', 'oats'],
];
$newArray = changeValuesCase ($food, \CASE_U...
Checking if a field contains a string
.../reference/sql-comparison/
http://php.net/manual/en/mongo.sqltomongo.php
MySQL
SELECT * FROM users WHERE username LIKE "%Son%"
MongoDB
db.users.find({username:/Son/})
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