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.gitignore all the .DS_Store files in every folder and subfolder
...t it is only ignoring .DS_Store in the root directory, not in every folder and subfolder.
11 Answers
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Accessing a Dictionary.Keys Key through a numeric index
...tem.Collections.ICollection' does not contain a definition for 'ElementAt' and no extension method 'ElementAt' accepting a first argument of type 'System.Collections.ICollection' could be found
– v.oddou
Feb 20 '15 at 6:59
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ERROR 1452: Cannot add or update a child row: a foreign key constraint fails
...relationships involve a parent table that holds the
central data values, and a child table with identical values pointing
back to its parent. The FOREIGN KEY clause is specified in the child
table.
It will reject any INSERT or UPDATE operation that attempts to create
a foreign key value...
How to get a Docker container's IP address from the host
Is there a command I can run to get the container's IP address right from the host after a new container is created?
52 Ans...
Return array in a function
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Is kind of just syntactic sugar. You could really replace it with this and it would still work:
int fillarr(int* arr)
So in the same sense, what you want to return from your function is actually a pointer to the first element in the array:
int* fillarr(int arr[])
And you'll still be able t...
What is the use of “assert” in Python?
I have been reading some source code and in several places I have seen the usage of assert .
21 Answers
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How to copy files from 'assets' folder to sdcard?
...red Dec 25 '10 at 12:43
Rohith NandakumarRohith Nandakumar
10.9k1010 gold badges4747 silver badges5858 bronze badges
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Change computer name for a TFS Workspace
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This command run in the Developer Command Prompt for Visual Studio did the trick:
tf workspaces /updateComputerName:MyOldComputerName /s:"http://MyServer:8080/tfs/MyCollection"
It had to be run from the computer I wanted to assign ...
Django ManyToMany filter()
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There are many examples of FOO__in=... style filters in the many-to-many and many-to-one tests. Here is syntax for your specific problem:
users_in_1zone = User.objects.filter(zones__id=<id1>)
# same thing but using in
users_in_1zone = User.objects.filter(zones__in=[<id1>])
# filter...
In Go's http package, how do I get the query string on a POST request?
...sing the http package from Go to deal with POST request. How can I access and parse the content of the query string from the Request object ? I can't find the answer from the official documentation.
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