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What's wrong with overridable method calls in constructors?
...ohibit it:
There are a few more restrictions that a class must obey to allow inheritance. Constructors must not invoke overridable methods, directly or indirectly. If you violate this rule, program failure will result. The superclass constructor runs before the subclass constructor, so the overr...
Disable developer mode extensions pop up in Chrome
... to chrome://extensions, check Developer mode and click Pack extension
Install the extension by dragging and dropping the .crx file into the chrome://extensions page.
You'll get an "Unsupported extensions disabled" popup if you try restarting Chrome at this point.
Then for Windows 7 or Windows 8:...
Escape a string for a sed replace pattern
...capes themselves, forward slash for end of statement and & for replace all):
ESCAPED_REPLACE=$(printf '%s\n' "$REPLACE" | sed -e 's/[\/&]/\\&/g')
# Now you can use ESCAPED_REPLACE in the original sed statement
sed "s/KEYWORD/$ESCAPED_REPLACE/g"
If you ever need to escape the KEYWORD s...
Why doesn't String switch statement support a null case?
...st by Christian Hujer has some insightful speculation about why null isn't allowed in switches (although it centers on the enum switch rather than the String switch):
Under the hood, the switch statement will typically compile to a tablesswitch byte code. And the "physical" argument to switch as we...
PHP - Extracting a property from an array of objects
...he question because, array_column doesn't work with an array of objects at all. Since PHP 7.0.0 is is possible: stackoverflow.com/a/23335938/655224
– algorhythm
May 23 '17 at 6:36
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Remove Object from Array using JavaScript
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This however will remove all the occurrences found, not only the first one
– Flavien Volken
Jul 12 '16 at 6:49
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Import regular CSS file in SCSS file?
...port a regular CSS file with Sass's @import command? While I'm not using all of the SCSS syntax from sass, I do still enjoy it's combining/compressing features, and would like to be able to use it without renaming all of my files to *.scss
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How to do a https request with bad certificate?
Say I want to get https://golang.org programatically. Currently golang.org (ssl) has a bad certificate which is issued to *.appspot.com So when I run this:
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Where to find extensions installed folder for Google Chrome on Mac?
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You can find all Chrome extensions in below location.
/Users/{mac_user}/Library/Application Support/Google/Chrome/Default/Extensions
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Which MySQL datatype to use for an IP address? [duplicate]
I want to get the IP address from $_SERVER['REMOTE_ADDR'] and some other $_SERVER variables, which datatype is the right one for this?
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