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What is a 'SAM type' in Java?
...inal String name;
private final int age;
public static int compareByAge(Person a, Person b) { ... }
public static int compareByName(Person a, Person b) { ... }
}
Person[] people = ...
Arrays.sort(people, Person::compareByAge);
This creates a Comparator using a specific method that d...
How does “make” app know default target to build if no target is specified?
...
By default, it begins by processing the first target that does not begin with a . aka the default goal; to do that, it may have to process other targets - specifically, ones the first target depends on.
The GNU Make Manual c...
How can I make gdb save the command history?
...story entries is disabled".
set history remove-duplicates <count>
By default, gdb saves the history into the file ./.gdb_history in the current directory. If you want your command history not to depend on the directory you are in, also include:
set history filename ~/.gdb_history
...
invalid target release: 1.7
... machine, and it wasn't finding my $JAVA_HOME.
On a Mac, this is resolved by:
Right clicking on the module | Module Settings | Project
and adding the 1.7 SDK by selecting "New" in the Project SDK.
Then go to the main IntelliJ IDEA menu | Preferences | Maven | Runner
and select the correct JRE....
Is there a JavaScript strcmp()?
...estrict what parts of Unicode they use, results are consistent and defined by ECMA-402 and Unicode.
– T.J. Crowder
Apr 14 '17 at 9:51
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show...
How to use PHP OPCache?
...
Installation
OpCache is compiled by default on PHP5.5+. However it is disabled by default. In order to start using OpCache in PHP5.5+ you will first have to enable it. To do this you would have to do the following.
Add the following line to your php.ini:
z...
Purpose of ESI & EDI registers?
...t in CX and then let 'er rip. These are operations that work on a bunch of bytes at a time, and they kind of put the CPU in automatic. Because you're not explicitly coding loops, they do their thing more efficiently (usually) than a hand-coded loop.
Just in case you're wondering: Depending on how y...
How can I clear an HTML file input with JavaScript?
...l lost your handlers, like this one: var inputPhoto = document.getElementById('photoInput'); inputPhoto.addEventListener('change', handler_file, false);
– Rui Martins
Jun 22 '17 at 17:13
...
Sorting data based on second column of a file
...g" ordering. Pay attention to man "*** WARNING *** The locale specified by the environment affects sort order. Set LC_ALL=C to get the traditional sort order that uses native byte values." (for string match case without -n)
– x'ES
Sep 29 '18 at 0:28
...
Pass a variable into a partial, rails 3?
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...