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How to concatenate strings in django templates?
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I was totally confused by this answer as it uses the include tag instead of the extend tag, but apparently it just works. Though I would recommend Ahsan's own answer as it also workes and is (in my opinion) semantically more correct a...
How to programmatically set the layout_align_parent_right attribute of a Button in Relative Layout?
..., you still use addRule(verb, subject) to enable/disable it. However, post-API 17 you can use removeRule(verb) which is just a shortcut for addRule(verb, 0).
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How get integer value from a enum in Rails?
...t the integer values for an enum from the class the enum is on:
Model.sale_infos # Pluralized version of the enum attribute name
That returns a hash like:
{ "plan_1" => 1, "plan_2" => 2 ... }
You can then use the sale_info value from an instance of the Model class to access the integer v...
Recommended way to stop a Gradle build
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I usually throw the relevant exception from the org.gradle.api package, for example InvalidUserDataException for when someone has entered something invalid, or GradleScriptException for more general errors.
If you want to stop the current task or action, and move on to the next, you...
Convert.ChangeType() fails on Nullable Types
...a series of blog posts including this at http://www.endswithsaurus.com/2010_07_01_archive.html (Scroll down to the Addendum, @JohnMacintyre actually spotted the bug in my original code which led me down the same path you're on now). I have a couple of small modifications since that post that includ...
How can I get the source code of a Python function?
...ole class: you can restore it method by method: dir(MyClass), then MyClass.__init__?? and so on.
– Valerij
May 8 '19 at 12:32
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last day of month calculation
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YearMonth.of(2019,7).atDay(1)
See
https://docs.oracle.com/javase/8/docs/api/java/time/YearMonth.html#atEndOfMonth--
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How do getters and setters work?
...yClass {
private $firstField;
private $secondField;
public function __get($property) {
if (property_exists($this, $property)) {
return $this->$property;
}
}
public function __set($property, $value) {
if (property_exists($this, $property)) {
$this->$property ...
How to lock compiled Java classes to prevent decompilation?
...you're looking for a licensing solution, you can check out the TrueLicense API. It's based on the use of asymmetrical keys. However, it doesn't mean your application cannot be cracked. Every application can be cracked with enough effort. What really important is, as Stu answered, figuring out how st...
IntelliJ IDEA JDK configuration on Mac OS
...hich java in terminal, it prints /Library/Java/JavaVirtualMachines/jdk1.7.0_45.jdk/Contents/Home/bin/java and then use Home dir path to input in IntelliJ idea dialog, like this /Library/Java/JavaVirtualMachines/jdk1.7.0_45.jdk/Contents/Home
– Maxim Yefremov
May...