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Long vs Integer, long vs int, what to use and when?
... you to do some complex operations with integers (such as Integer.parseInt(String) )
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Stash just a single file
...later simply rebase and/or merge the tmpbranch. It really isn't that much extra work when you need to do more careful tracking than stash will allow.
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What's faster, SELECT DISTINCT or GROUP BY in MySQL?
... even a DISTINCT+ORDER BY might still be faster than a GROUP BY due to the extra hints for the optimizer as explained by SquareCog.
– rustyx
Jan 25 '15 at 15:03
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How do you create a REST client for Java? [closed]
...e = client.resource("http://localhost:8080");
// lets get the XML as a String
String text = resource("foo").accept("application/xml").get(String.class);
BTW I hope that future version of JAX-RS add a nice client side API along the lines of the one in Jersey
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What are the main purposes of using std::forward and which problems it solves?
...ways passed as a normal reference.
#include <iostream>
#include <string>
#include <utility>
void overloaded_function(std::string& param) {
std::cout << "std::string& version" << std::endl;
}
void overloaded_function(std::string&& param) {
std::cout...
How do I delete an exported environment variable?
... @RodrigoGurgel using echo won't show existing variable set to empty string or nul. to your point, though, a proper way to test for variable would be env | grep -e '^VARNAME='.
– Thomas
Feb 1 '19 at 14:22
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Using i and j as variables in Matlab
...note the imaginary unit (1j works too). The only exception is when passing strings to the always-slightly-incompatible Symbolic engine. Strange that help 1i and doc 1i don't work though.
– horchler
Jun 2 '13 at 23:45
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What is the smallest possible valid PDF?
...4-representation of a PDF. So, if anyone is interested, here is the base64-string of the 138 bytes version: JVBERi0xLjAKMSAwIG9iajw8L1BhZ2VzIDIgMCBSPj5lbmRvYmogMiAwIG9iajw8L0tpZHNbMyAw\nIFJdL0NvdW50IDE+PmVuZG9iaiAzIDAgb2JqPDwvTWVkaWFCb3hbMCAwIDMgM10+PmVuZG9iagp0\ncmFpbGVyPDwvUm9vdCAxIDAgUj4+Cg==
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How to send a header using a HTTP request through a curl call?
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man curl:
-H/--header <header>
(HTTP) Extra header to use when getting a web page. You may specify
any number of extra headers. Note that if you should add a custom
header that has the same name as one of the internal ones curl would
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Get only part of an Array in Java?
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there is another problem. What if I need to split the string array of length say 500K into the subarrays of 250K. These method accepts interegr which max out at 65000.
– Vishnu Dahatonde
Oct 10 '17 at 10:20
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