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Using “super” in C++
...time C++ was standardized.
Dag Bruck proposed this extension, calling the base class "inherited." The proposal mentioned the multiple inheritance issue, and would have flagged ambiguous uses. Even Stroustrup was convinced.
After discussion, Dag Bruck (yes, the same person making the proposal) wr...
AngularJS routing without the hash '#'
...the following contents (adjust for your needs):
RewriteEngine On
RewriteBase /
RewriteCond %{REQUEST_URI} !^(/index\.php|/img|/js|/css|/robots\.txt|/favicon\.ico)
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule ./index.html [L]
Users will ...
Multi-key dictionary in c#? [duplicate]
...
Many good solutions here,
What I am missing here is an implementation based on the build in Tuple type, so I wrote one myself.
Since it just inherits from Dictionary<Tuple<T1,T2>, T> you can always use both ways.
var dict = new Dictionary<int, int, Row>();
var row = new Row(...
How do you declare an interface in C++?
...do I setup a class that represents an interface? Is this just an abstract base class?
15 Answers
...
Double vs. BigDecimal?
...g with prices you want to use BigDecimal. And if you store them in the database you want something similar.
– extraneon
Aug 5 '10 at 11:46
106
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Ruby optional parameters
... attributes to methods. The closest you can get is to pass nil:
ldap_get(base_dn, filter, nil, X)
However, this will set the scope to nil, not LDAP::LDAP_SCOPE_SUBTREE.
What you can do is set the default value within your method:
def ldap_get(base_dn, filter, scope = nil, attrs = nil)
scope ...
How to reset a single table in rails?
...index/primary key in SQLite just type:
$ rails console
> ActiveRecord::Base.connection.execute("DELETE from sqlite_sequence where name = 'yourtablename'")
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Set Locale programmatically
...ocale change in higher API versions. If so, add the following code to your Base Activity so that you update the context locale on every Activity creation:
@Override
protected void attachBaseContext(Context base) {
super.attachBaseContext(updateBaseContextLocale(base));
}
private Context updat...
correct way to use super (argument passing)
...pairs off of **kwargs or remove them from *args. Instead, you can define a Base class which unlike object, absorbs/ignores arguments:
class Base(object):
def __init__(self, *args, **kwargs): pass
class A(Base):
def __init__(self, *args, **kwargs):
print "A"
super(A, self)._...
Should you ever use protected member variables?
...
@Jake: You should never make design decisions based on performance assumptions. You make design decisions based upon what you think is the best design and only if you real life profiling shows a bottleneck in your design, you go and fix it. Usually if the design is sound...