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How to print struct variables in console?
...instance of Project (in 'yourProject')
The article JSON and Go will give more details on how to retrieve the values from a JSON struct.
This Go by example page provides another technique:
type Response2 struct {
Page int `json:"page"`
Fruits []string `json:"fruits"`
}
res2D := &...
Checking if a blob exists in Azure Storage
... Just make sure that you use the GetBlockBlobReference, which doesn't perform the call to the server. It makes the function as easy as:
public static bool BlobExistsOnCloud(CloudBlobClient client,
string containerName, string key)
{
return client.GetContainerReference(containerName)
...
Adding a column to an existing table in a Rails migration
I have a Users model which needs an :email column (I forgot to add that column during the initial scaffold).
11 Answers...
How to get “wc -l” to print just the number of lines without file name?
... answered Apr 20 '12 at 2:52
Norman RamseyNorman Ramsey
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What is tail call optimization?
... optimization is where you are able to avoid allocating a new stack frame for a function because the calling function will simply return the value that it gets from the called function. The most common use is tail-recursion, where a recursive function written to take advantage of tail-call optimizat...
CURL to access a page that requires a login from a different page
...
The web site likely uses cookies to store your session information. When you run
curl --user user:pass https://xyz.com/a #works ok
curl https://xyz.com/b #doesn't work
curl is run twice, in two separate sessions. Thus when the second command runs, the cookies...
How do I keep track of pip-installed packages in an Anaconda (Conda) environment?
...wever, when I look at the contents of the environment, either in the directory, or using conda list these pip install ed packages don't show up.
...
Spring Test & Security: How to mock authentication?
...
Seaching for answer I couldn't find any to be easy and flexible at the same time, then I found the Spring Security Reference and I realized there are near to perfect solutions. AOP solutions often are the greatest ones for testing, and...
How to force R to use a specified factor level as reference in a regression?
...w can I tell R to use a certain level as reference if I use binary explanatory variables in a regression?
6 Answers
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