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.gitignore exclude files in directory but not certain directories
... following contents:
*
!.gitignore
Then, you can add those directories, and only the .gitignore file in each directory will get added -- but this means the directories will now be tracked (i.e., created when cloning).
sha...
Post an empty body to REST API via HttpClient
... POST but with an empty body. I'm new to using the WCF Web API HttpClient and I can't seem to find out the write code that would do a post with an empty body. I find references to some HttpContent.CreateEmpty() method, but I don't think that is for the Web API HttpClient code since I can't seem to...
when using AlertDialog.Builder with EditText, the Soft Keyboard doesn't pop
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Thank you so much. I've searched for a while now and this is the way you want to go. All the OnFocusChangeListener approaches seem to much to me and cause trouble. You have to create the AlertDialog from the AlertDialog.Builder!
– philipp
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Equivalent of “continue” in Ruby
In C and many other languages, there is a continue keyword that, when used inside of a loop, jumps to the next iteration of the loop. Is there any equivalent of this continue keyword in Ruby?
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CSS3 selector :first-of-type with class name?
...s to select an element if it has the given class (or is of the given type) and is the first of its type among its siblings.
Unfortunately, CSS doesn't provide a :first-of-class selector that only chooses the first occurrence of a class. As a workaround, you can use something like this:
.myclass1 {...
Set object property using reflection
...t can't be set.
Another approach is to get the metadata for the property, and then set it. This will allow you to check for the existence of the property, and verify that it can be set:
using System.Reflection;
MyObject obj = new MyObject();
PropertyInfo prop = obj.GetType().GetProperty("Name", Bi...
Getting request payload from POST request in Java servlet
...ols, all the content is in the Request Payload section in the headers tab, and the content is there, and I know that the POST is being received by the doPost method, but it just comes up blank.
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In Typescript, How to check if a string is Numeric
...9BX9') // NaN
You can also use the unary plus operator if you like shorthand:
+'1234' // 1234
+'9BX9' // NaN
Be careful when checking against NaN (the operator === and !== don't work as expected with NaN). Use:
isNaN(maybeNumber) // returns true if NaN, otherwise false
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Rails: Get Client IP address
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I would just use the request.remote_ip that's simple and it works. Any reason you need another method?
See: Get real IP address in local Rails development environment
for some other things you can do with client server ip's.
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How to comment in Vim's config files: “.vimrc”?
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And it shouldn't have a closing ".
– Arslan Ali
Mar 21 '15 at 10:12
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