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How to move files from one git repo to another (not a clone), preserving history
...story is sane, you can take the commits out as patch and apply them in the new repository:
cd repository
git log --pretty=email --patch-with-stat --reverse --full-index --binary -- path/to/file_or_folder > patch
cd ../another_repository
git am --committer-date-is-author-date < ../repository/p...
What is a “translation unit” in C++
...
New reference which states roughly what this answer states: en.wikipedia.org/wiki/Translation_unit_(programming)
– Gabriel Staples
May 11 at 17:09
...
Scala: Abstract types vs generics
...te (October2009): what follows below has actually been illustrated in this new article by Bill Venners:
Abstract Type Members versus Generic Type Parameters in Scala (see summary at the end)
(Here is the relevant extract of the first interview, May 2009, emphasis mine)
General principle
There h...
Send JSON data via POST (ajax) and receive json response from Controller (MVC)
...ction*/
/*Do something with object person*/
return Json(new {msg="Successfully added "+person.Name });
}
Javascript
<script type="text/javascript">
function send() {
var person = {
name: $("#id-name").val(),
address:$("#id-address")...
How do I declare class-level properties in Objective-C?
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As seen in WWDC 2016/XCode 8 (what's new in LLVM session @5:05). Class properties can be declared as follows
@interface MyType : NSObject
@property (class) NSString *someString;
@end
NSLog(@"format string %@", MyType.someString);
Note that class properties...
How to wait for several Futures?
...is:
val fut1 = Future{Thread.sleep(3000);1}
val fut2 = Promise.failed(new RuntimeException("boo")).future
val fut3 = Future{Thread.sleep(1000);3}
def processFutures(futures:Map[Int,Future[Int]], values:List[Any], prom:Promise[List[Any]]):Future[List[Any]] = {
val fut = if (futures.size...
What techniques can be used to speed up C++ compilation times?
...le (e.g., all-my-headers.hpp). But that means that you have to include the new file in all places. Fortunately, GCC has a solution for this problem. Use -include and give it the new header file. You can comma separate different files using this technique.
For example:
g++ foo.cc -include all-my-hea...
How to read the value of a private field from a different class in Java?
...citly), though there’s a transitional phase regarding enforcement of the new rules. Besides that, requiring additional effort like Reflection always made a difference to non-private fields. It precludes accidental access.
– Holger
Sep 25 '18 at 8:30
...
./configure : /bin/sh^M : bad interpreter [duplicate]
... following command to fix
cat file_name.sh | tr -d '\r' > file_name.sh.new
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Likelihood of collision using most significant bits of a UUID in Java
...t generating a random long value, then all the bits are random. In Java 6, new Random() uses the System.nanoTime() plus a counter as a seed.
There are different levels of uniqueness.
If you need uniqueness across many machines, you could have a central database table for allocating unique ids, o...