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how to release localhost from Error: listen EADDRINUSE
...
Your npm start script might be more than one node program, or a node program that is ran in the background, or the program might have child processes who use that port.
– fent
May 12 '13 at 3:33
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Pass entire form as data in jQuery Ajax function
...ct id="foo" name="foo" multiple="multiple">
<option value="1">one</option>
<option value="2">two</option>
<option value="3">three</option>
</select>
will result in a query string that includes multiple occurences of the same query parameter:...
HTML tag affecting line height, how to make it consistent?
...p> no longer interferes with it, but this will vary from font to font.
One possible approach to get consistent line heights is to set your own superscript styling instead of the default vertical-align: super. If you use top it won't add anything to the line box, but you may have to reduce font s...
How should I handle “No internet connection” with Retrofit on Android
...request. If no network, throw an exception as appropriate.
This allows one to specifically handle network connectivity issues before hitting Retrofit.
import java.io.IOException;
import okhttp3.Interceptor;
import okhttp3.Response;
import io.reactivex.Observable
public class ConnectivityInter...
How can I debug a .BAT script?
...n, but very useful for debugging purposes as you can see where output has gone wrong.
Also, make sure you are checking the ErrorLevels set by the called batch scripts and programs. Remember that there are 2 different methods used in .bat files for this. If you called a program, the Error level is i...
Animate text change in UILabel
... animations:^{
self.label.text = rand() % 2 ? @"Nice nice!" : @"Well done!";
} completion:nil];
Swift 3, 4, 5
UIView.transition(with: label,
duration: 0.25,
options: .transitionCrossDissolve,
animations: { [weak self] in
self?.label...
A potentially dangerous Request.Path value was detected from the client (*)
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I ran into the same scenario where one of my parameters was a URL. Even when properly URL encoded, I would get this error. I finally just base64 encoded the parameter (and decode in my api) which was much easier than trying to figure out what was going on. ...
How to list all methods for an object in Ruby?
...onnections", "to_dropdown",
"content_columns", "su_pw?", "default_timezone", "encode_quoted_value",
"reloadable?", "update", "reset_sequence_name", "default_timezone=",
"validate_find_options", "find_on_conditions_without_deprecation",
"validates_size_of", "execute_simple_calculat...
Display clearColor UIViewController over UIViewController
...iew, such as that the subview/modal should be transparent and whatever components is added to the subview should be visible. The problem is that I have is the subview shows black background instead to have clearColor. I'm trying to make UIView as a clearColor not black background. Does anybody kno...
How to set an “Accept:” header on Spring RestTemplate request?
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I suggest using one of the exchange methods that accepts an HttpEntity for which you can also set the HttpHeaders. (You can also specify the HTTP method you want to use.)
For example,
RestTemplate restTemplate = new RestTemplate();
HttpHea...