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PHP method chaining?
...the host object, while a Fluent Interface is aimed at creating a DSL. Ex: $foo->setBar(1)->setBaz(2) vs $table->select()->from('foo')->where('bar = 1')->order('ASC). The latter spans multiple objects.
– Gordon
Sep 16 '10 at 7:32
...
Is it not possible to stringify an Error using JSON.stringify?
... writable: true
});
var error = new Error('testing');
error.detail = 'foo bar';
console.log(JSON.stringify(error));
// {"message":"testing","detail":"foo bar"}
Using Object.defineProperty() adds toJSON without it being an enumerable property itself.
Regarding modifying Error.prototype, wh...
Simplest way to serve static data from outside the application server in a Java web application
...t: We have been created 2 alias. For example, we save images at: D:\images\foo.jpg
and view from link or using image tag:
<img src="http://localhost:8080/ABC/images/foo.jsp" alt="Foo" height="142" width="142">
or
<img src="/images/foo.jsp" alt="Foo" height="142" width="142">
(I u...
What is the difference between server side cookie and client side cookie?
...swer from the server:
HTTP/1.1 200 OK
Content-type: text/html
Set-Cookie: foo=10
Set-Cookie: bar=20; Expires=Fri, 30 Sep 2011 11:48:00 GMT
... rest of the response
Here two cookies foo=10 and bar=20 are stored on the browser. The second one will expire on 30 September.
In each subsequent reques...
Executing JavaScript without a browser?
...iles with the #!/usr/bin/js shebang line and things will just work:
$ cat foo.js
#!/usr/bin/js
console.log("Hello, world!");
$ ls -lAF /usr/bin/js /etc/alternatives/js /usr/bin/nodejs
lrwxrwxrwx 1 root root 15 Jul 16 04:26 /etc/alternatives/js -> /usr/bin/nodejs*
lrwxrwxrwx 1 root root ...
Django: Why do some model fields clash with each other?
...above the apps and then import the apps e.g.
myproject/
apps/
foo_app/
bar_app/
So if you are importing apps, foo_app and bar_app then you could get this issue. I had apps, foo_app and bar_app all listed in settings.INSTALLED_APPS
And you want to avoid importing apps anyway, b...
MongoDB atomic “findOrCreate”: findOne, insert if nonexistent, but do not update
...: { _id: "some potentially existing id" },
update: {
$setOnInsert: { foo: "bar" }
},
new: true, // return new doc if one is upserted
upsert: true // insert the document if it does not exist
})
As $setOnInsert only affects documents being inserted, if an existing document is found, no...
Pandas - How to flatten a hierarchical index in columns
...(pd.__version__) # '0.23.4'
index = pd.MultiIndex.from_product(
[['foo', 'bar'], ['baz', 'qux']],
names=['a', 'b'])
print(index)
# MultiIndex(levels=[['bar', 'foo'], ['baz', 'qux']],
# codes=[[1, 1, 0, 0], [0, 1, 0, 1]],
# names=['a', 'b'])
Applying to_flat_ind...
Form inside a form, is that alright? [duplicate]
...gt;</form>
<div id="toolbar">
<input type="text" name="foo" form="saveForm" />
<input type="hidden" value="some_id" form="deleteForm" />
<input type="text" name="foo2" id="foo2" form="saveForm" value="success" />
<input type="submit" name="save" val...
Default value for field in Django model
...can set the default like this:
b = models.CharField(max_length=7,default="foobar")
and then you can hide the field with your model's Admin class like this:
class SomeModelAdmin(admin.ModelAdmin):
exclude = ("b")
sha...