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Convert generator object to list for debugging [duplicate]
When I'm debugging in Python using IPython, I sometimes hit a break-point and I want to examine a variable that is currently a generator. The simplest way I can think of doing this is converting it to a list, but I'm not clear on what's an easy way of doing this in one line in ipdb , since I'm so n...
How to check SQL Server version
...ways to see the version:
Method 1: Connect to the instance of SQL Server, and then run the following query:
Select @@version
An example of the output of this query is as follows:
Microsoft SQL Server 2008 (SP1) - 10.0.2531.0 (X64) Mar 29 2009
10:11:52 Copyright (c) 1988-2008 Microsoft Corp...
What is the equivalent of MATLAB's repmat in NumPy
... repmat(a, m, n) is tile(a, (m, n)).
This works with multiple dimensions and gives a similar result to matlab. (Numpy gives a 3d output array as you would expect - matlab for some reason gives 2d output - but the content is the same).
Matlab:
>> repmat([1;1],[1,1,1])
ans =
1
1
...
How to copy a collection from one database to another in MongoDB
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At the moment there is no command in MongoDB that would do this. Please note the JIRA ticket with related feature request.
You could do something like:
db.<collection_name>.find().forEach(function(d){ db.getSiblingDB('<new_database>')['<c...
How to give border to any element using css without adding border-width to the whole width of elemen
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outline:1px solid white;
This won't add the extra width and height.
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How can I get the external SD card path for Android 4.0+?
...s = "";
try {
final Process process = new ProcessBuilder().command("mount")
.redirectErrorStream(true).start();
process.waitFor();
final InputStream is = process.getInputStream();
final byte[] buffer = new byte[1024];
while (is.read(buffer)...
How do I find the .NET version?
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Just type any one of the below commands to give you the latest version in the first line.
1. CSC
2. GACUTIL /l ?
3. CLRVER
You can only run these from the Visual Studio Command prompt if you have Visual Studio installed, or else if you have the .NET framewo...
Changing every value in a hash in Ruby
I want to change every value in a hash so as to add '%' before and after the value so
11 Answers
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show all tags in git log
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(it is about a corner case, but quite instructive about tags in general, and it comes from another SO contributor Jakub Narębski):
Please note that the name of tag (heavyweight tag, i.e. tag object)
is stored in two places:
in the tag object itself as a contents of 'tag' header (y...
Difficulty with ng-model, ng-repeat, and inputs
I am trying to allow the user to edit a list of items by using ngRepeat and ngModel . ( See this fiddle .) However, both approaches I've tried lead to bizarre behavior: one doesn't update the model, and the other blurs the form on each keydown.
...