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Defining static const integer members in class definition
My understanding is that C++ allows static const members to be defined inside a class so long as it's an integer type.
7 An...
c# datatable insert column at position 0
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Just to improve Wael's answer and put it on a single line:
dt.Columns.Add("Better", typeof(Boolean)).SetOrdinal(0);
UPDATE: Note that this works when you don't need to do anything else with the DataColumn. Add() returns the column in question, SetOrdin...
difference between each.with_index and each_with_index in Ruby?
I'm really confused about the difference between each.with_index and each_with_index . They have different types but seem to be identical in practice.
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Enum String Name from Value
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You can convert the int back to an enumeration member with a simple cast, and then call ToString():
int value = GetValueFromDb();
var enumDisplayStatus = (EnumDisplayStatus)value;
string stringValue = enumDisplayStatus.ToString();
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How can I apply a function to every row/column of a matrix in MATLAB?
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Many built-in operations like sum and prod are already able to operate across rows or columns, so you may be able to refactor the function you are applying to take advantage of this.
If that's not a viable option, one way to do it is to collect the rows or c...
How to install ia32-libs in Ubuntu 14.04 LTS (Trusty Tahr)
...ommend you to remove the ia32-libs-raring.list in /etc/apt/sources.list.d, and do sudo apt-get update.
If you want to fix the dependency of Android SDK, you can try this bellow:
sudo apt-get install -y libc6-i386 lib32stdc++6 lib32gcc1 lib32ncurses5 lib32z1
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SQL Developer is returning only the date, not the time. How do I fix this?
Here's what SQL Develoepr is giving me, both in the results window and when I export:
7 Answers
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Preferred Java way to ping an HTTP URL for availability
...ve to somehow close the connection?
No, you don't explicitly need. It's handled and pooled under the hoods.
I suppose this is a GET request. Is there a way to send HEAD instead?
You can cast the obtained URLConnection to HttpURLConnection and then use setRequestMethod() to set the request ...
Disable sorting for a particular column in jQuery DataTables
...argets': [ -1 ], for second 'aTargets': [ 1 ], for third 'aTargets': [ 2 ] and so on.
– Lasang
Mar 20 '13 at 7:19
5
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What is the most efficient way to loop through dataframes with pandas? [duplicate]
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The newest versions of pandas now include a built-in function for iterating over rows.
for index, row in df.iterrows():
# do some logic here
Or, if you want it faster use itertuples()
But, unutbu's suggestion to use numpy functions to avoi...