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Maven build failed: “Unable to locate the Javac Compiler in: jre or jdk issue”
I have my JAVA_HOME set to:
32 Answers
32
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Does hosts file exist on the iPhone? How to change it? [closed]
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What make of router do you have? Your router firmware may allow you to set DNS records for your local network. This is what I do with the Tomato firmware
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IntelliJ show JavaDocs tooltip on mouse over
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For IntelliJ 13, there is a checkbox in Editor's page in IDE Settings
EDIT: For IntelliJ 14, the option has been moved to Editor > General page. It's the last option in the "Other" group. (For Mac the option is under the menu "IntelliJ Idea" > "Preferences").
EDIT: For Intell...
What is a clearfix?
...: http://caniuse.com/#feat=flow-root
The element (with a display property set to flow-root) generates a block container box, and lays out its contents using flow layout. It always establishes a new block formatting context for its contents.
Meaning that if you use a parent div containing one or se...
Spinlock versus Semaphore
...ad locking using machine dependent assembly instructions (such as test-and-set). It is called a spinlock because the thread simply waits in a loop ("spins") repeatedly checking until the lock becomes available (busy wait). Spinlocks are used as a substitute for mutexes, which are a facility supplied...
Using $_POST to get select option value from HTML
...Submit the form"/>
</form>
process.php
<?php
$option = isset($_POST['taskOption']) ? $_POST['taskOption'] : false;
if ($option) {
echo htmlentities($_POST['taskOption'], ENT_QUOTES, "UTF-8");
} else {
echo "task option is required";
exit;
}
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Remove credentials from Git
...ur credential.helper=manager. To test this type git config --list. If it's set to store then credentials are not stored in the credentials store but are stored un-encrypted.
– Liam
Dec 14 '17 at 10:48
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How do I rename a column in a database table using SQL?
...well.
ALTER TABLE MyTable ADD MyNewColumn OLD_COLUMN_TYPE;
UPDATE MyTable SET MyNewColumn = MyOldColumn;
-- add all necessary triggers and constraints to the new column...
-- update all foreign key usages to point to the new column...
ALTER TABLE MyTable DROP COLUMN MyOldColumn;
For the very simp...
Can't find Request.GetOwinContext
...winContext.Get<ApplicationUserManager>() ;
}
private set
{
_userManager = value;
}
}
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Is it secure to store passwords as environment variables (rather than as plain text) in config files
...vironment variables rather than plain text in certain config files (or in settings.py, for django apps).
7 Answers
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