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What is the best way to convert seconds into (Hour:Minutes:Seconds:Milliseconds) time?

...= 4.0 Use the TimeSpan class. TimeSpan t = TimeSpan.FromSeconds( secs ); string answer = string.Format("{0:D2}h:{1:D2}m:{2:D2}s:{3:D3}ms", t.Hours, t.Minutes, t.Seconds, t.Milliseconds); (As noted by Inder Kumar Rathore) For .NE...
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Why do I need 'b' to encode a string with Base64?

Following this python example , I encode a string as Base64 with: 5 Answers 5 ...
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The entity type is not part of the model for the current context

...have a number of reasons. In my case, it was the following: The connection string (in Web.config) generated by the .edmx was invalid. After almost a day of trying everything, I changed the connection string from the EF string to an ADO.NET string. This solved my issue. For example, the EF string lo...
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Read url to string in few lines of java code

...assed since the original answer was accepted, there's a better approach: String out = new Scanner(new URL("http://www.google.com").openStream(), "UTF-8").useDelimiter("\\A").next(); If you want a slightly fuller implementation, which is not a single line, do this: public static String readStrin...
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Initialize a nested struct

...proxy to its own struct, for example: type Configuration struct { Val string Proxy Proxy } type Proxy struct { Address string Port string } func main() { c := &Configuration{ Val: "test", Proxy: Proxy{ Address: "addr", Port: "...
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String isNullOrEmpty in Java? [duplicate]

...ries (including apache/google/...), a static isNullOrEmpty() method for Strings ? 10 Answers ...
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Best way to serialize an NSData into a hexadeximal string

...king for a nice-cocoa way to serialize an NSData object into a hexadecimal string. The idea is to serialize the deviceToken used for notification before sending it to my server. ...
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How to for each the hashmap? [duplicate]

...but I'll share what I did too, in case it helps someone else : HashMap<String, HashMap> selects = new HashMap<String, HashMap>(); for(Map.Entry<String, HashMap> entry : selects.entrySet()) { String key = entry.getKey(); HashMap value = entry.getValue(); // do what yo...
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Only using @JsonIgnore during serialization, but not deserialization

...also do something like: @JsonProperty(access = Access.WRITE_ONLY) private String password; Docs can be found here. share | improve this answer | follow | ...
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Sending HTTP POST Request In Java

... well defined format. We need to convert our input to this format: Map<String,String> arguments = new HashMap<>(); arguments.put("username", "root"); arguments.put("password", "sjh76HSn!"); // This is a fake password obviously StringJoiner sj = new StringJoiner("&"); for(Map.Entry&l...