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How is mime type of an uploaded file determined by browser?
...g sources of mimetype information, in this order:
// 1. defaultMimeEntries array
// 2. User-set preferences (managed by the handler service)
// 3. OS-provided information
// 4. our "extras" array
// 5. Information from plugins
// 6. The "ext-to-type-mapping" category
The hard-coded lists come earli...
MongoDB relationships: embed or reference?
...it and save that back to the DB.
In general, if your document contains an array of objects, you'll find that those sub-objects will need to be modified client side.
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How to debug stream().map(…) with lambda expressions?
...eek to inspect the elements of the stream:
List<Integer> naturals = Arrays.asList(1,2,3,4,5,6,7,8,9,10,11,12,13);
naturals.stream()
.map(n -> n * 2)
.peek(System.out::println)
.collect(Collectors.toList());
UPDATE:
I think you're getting confused because map is an intermedia...
Truncate a list to a given number of elements
... public static void main( String args[] ) {
List<String> items = Arrays.asList("1");
List<String> subItems = items.subList(0, min(items.size(), 2));
// Output: [1]
System.out.println( subItems );
items = Arrays.asList("1", "2", "3");
subItems = items.subList(0, ...
How to TryParse for Enum value?
... }
Type underlyingType = Enum.GetUnderlyingType(type);
Array values = Enum.GetValues(type);
// some enums like System.CodeDom.MemberAttributes *are* flags but are not declared with Flags...
if ((!type.IsDefined(typeof(FlagsAttribute), true)) && (input.Inde...
How do I time a method's execution in Java?
... sw.getLastTaskName(),sw.getLastTaskTimeMillis());
System.out.println("\n Array of the data for tasks performed « Task Name: Time Taken");
TaskInfo[] listofTasks = sw.getTaskInfo();
for (TaskInfo task : listofTasks) {
System.out.format("[%s]:[%d]\n",
task.getTaskName(), task.getTi...
What is copy-on-write?
...now what copy-on-write is and what it is used for? The term 'copy-on-write array' is mentioned several times in the Sun JDK tutorials but I didn't understand what it meant.
...
Convert String[] to comma separated string in java
...
For android : TextUtils.join(",", stringArrayOfEmails)
– Pratik Butani
May 28 at 9:07
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How to access the correct `this` inside a callback?
... the same as binding it yourself, but the function/method does it for you. Array#map [docs] is such a method. Its signature is:
array.map(callback[, thisArg])
The first argument is the callback and the second argument is the value this should refer to. Here is a contrived example:
var arr = [1, 2, ...
How to Parse Command Line Arguments in C++? [duplicate]
... last one is the version number.
// The CmdLine object parses the argv array based on the Arg objects
// that it contains.
TCLAP::CmdLine cmd("Command description message", ' ', "0.9");
// Define a value argument and add it to the command line.
// A value arg defines a flag and ...