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How can I automate the “generate scripts” task in SQL Server Management Studio 2008?
...l?) to \Program Files\Microsoft SQL Server\90\Tools\Publishing\1.4. The VS call from server explorer is simply calling this. You can achieve the same functionality via the command line like:
sqlpubwiz help script
I don't know if v1.4 has the same troubles that v1.1 did (users are converted to rol...
What is the difference between join and merge in Pandas?
...space, and it is also
available as a DataFrame instance method, with the calling DataFrame
being implicitly considered the left object in the join.
The related DataFrame.join method, uses merge internally for the
index-on-index and index-on-column(s) joins, but joins on indexes by
defau...
How do I use raw_input in Python 3
...e issue with this approach. Fixed it with a global input at the top of the calling function.
– kevlar1818
Aug 14 '13 at 19:00
1
...
Using the Android Application class to persist data
...ion
{
public SomeDataClass data = new SomeDataClass();
}
Then call it in any activity by:
YourApplication appState = ((YourApplication)this.getApplication());
appState.data.UseAGetterOrSetterHere(); // Do whatever you need to with the data here.
I discuss it here in my blog post, und...
SQL Server, convert a named instance to default instance?
... This is exactly what I needed.
– TheXenocide
Sep 18 '12 at 20:12
9
This doesn't direc...
Immutable class?
...get around this problem is to return a copy of an array or collection when called from a getter:
public List<T> getList() {
// return a copy of the list so the internal state cannot be altered
return new ArrayList(list);
}
What is the advantage of immutability?
The advantage of immutab...
What's the cleanest way of applying map() to a dictionary in Swift?
... Is there a guarantee somewhere that the order of keys & values when called separately are paired, and thus suitable for zip?
– Aaron Zinman
Jan 31 '17 at 8:36
...
How can I get useful error messages in PHP?
...mple syntax error (wrong bracket, missing semicolon), or a failed function call, or something else entirely.
43 Answers
...
Incrementing in C++ - When to use x++ or ++x?
...ent quotes. From page 32:
From your days as a C programmer, you may recall that the prefix form of the increment operator is sometimes called "increment and fetch", while the postfix form is often known as "fetch and increment." The two phrases are important to remember, because they all but a...
pandas three-way joining multiple dataframes on columns
...
Assumed imports:
import pandas as pd
John Galt's answer is basically a reduce operation. If I have more than a handful of dataframes, I'd put them in a list like this (generated via list comprehensions or loops or whatnot):
dfs = [df0, df1, df2, dfN]
Assuming they have some common co...