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JPA and Hibernate - Criteria vs. JPQL or HQL
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Since HQL is very much like SQL (which most devs know very well already) then these "don't have to remember" arguments don't carry as much weight. If HQL was more different, then this would be more importatnt.
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What is Data Transfer Object?
...alled a Poltergeist or Gypsy Wagon class. If your method needs 4 arguments then give it 4, don't create a class just to move an object into method or a class.
– Wix
Dec 10 '10 at 15:11
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How to copy a row and insert in same table with a autoincrement field in MySQL?
...ll the columns except id. If you want to explicitly insert with an id of 2 then include that in your INSERT column list and your SELECT:
insert into your_table (id, c1, c2, ...)
select 2, c1, c2, ...
from your_table
where id = 1
You'll have to take care of a possible duplicate id of 2 in the seco...
Hashing a string with Sha256
...eason it gives different results and results in errors in my login module.
Then I tried modifying the code the same way as suggested by Quuxplusone and changed the encoding from ASCII to UTF8 then it finally worked!
static string sha256(string randomString)
{
var crypt = new System.Security.Cry...
Maven: best way of linking custom external JAR to my project?
...stall:install-file to populate your local repository with the library jars then you should change the scope from system to compile.
If you are starting with maven I suggest to use maven directly not IDE plugins as it adds an extra layer of complexity.
As for the error, do you put the required jars...
How do I generate random integers within a specific range in Java?
...ome decent options are to have
// a field that is initialized once and then re-used as needed or to
// use ThreadLocalRandom (if using at least Java 1.7).
//
// In particular, do NOT do 'Random rand = new Random()' here or you
// will get not very good / not very random results....
Make a div into a link
...the same behaviour a <div> has.
a {
display: block;
}
You can then set the width and height on it.
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How to set warning level in CMake?
...ything. Instead of selecting warnings to enable, you enable everything and then select specific warnings to disable.
– bames53
Sep 7 '16 at 16:59
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How do I create a simple 'Hello World' module in Magento?
...llers you need to be concerned about. The module/frontName controller, and then the MVC controller.
Fourth, the Magento application itself is built using the same module system you'll be using, so poking around the core code is a useful learning tactic. Also, a lot of what you'll be doing with Mage...
Changing variable names in Vim
...l amounts of var copies, an even quicker one:
* cw NEWNAME <esc> then repeat n. for other occurrences
Search for occurrence, cw is the command for change word, n goes to next occurrence of the last searched term and . repeats the last command (which is change word to NEWNAME)
(Credits f...