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Get image data url in JavaScript?
...d browsers that use still reference count to inform garbage collection. To my comprehension the circular reference does not create leak in a mark and sweep setup. Once the functions' scopes of getBase64FromImageUrl(url) and img.onload = function () are exited img is unreachable and garbage collected...
How to use JavaScript variables in jQuery selectors?
...value="2" />
Selector in DOM as data attribute
This is my preferred way as it makes you code really DRY
// HTML
<input type="text" id="bx" />
<input type="button" data-input-sel="#bx" value="1" class="js-hide-onclick"/>
//JS
$($(this).data("input-sel")).hide();
...
What is the “__v” field in Mongoose
... MongoDB version 2.2. I've noticed a __v field has started appearing in my MongoDB documents. Is it something to do with versioning? How is it used?
...
Is it possible to use getters/setters in interface definition?
... the interface is actually supposed to hide any implementation details. In my example, I have chosen the interface to require a java-style getter method. However, you can also a property and then let the class decide how to implement the interface.
...
What happens to a detached thread when main() exits?
... Why undefined? Because the standard doesn't define anything? By my footnote, wouldn't that make any call to detach() have undefined behaviour? Hard to believe...
– Marc Mutz - mmutz
Nov 2 '13 at 16:50
...
Rails I18n validation deprecation warning
...able to determine which gem is calling it by inspecting the stacktrace (in my case it was Authlogic).
["/Users/weppos/.rvm/gems/ruby-2.0.0-p247@application/gems/i18n-0.6.9/lib/i18n.rb:150:in `translate'",
"/Users/weppos/.rvm/gems/ruby-2.0.0-p247@application/gems/authlogic-3.1.0/lib/authlogic/i18n/...
CFLAGS vs CPPFLAGS
...ude path.
If you need to add a general search path for make, use:
VPATH = my_dir_to_search
... or even more specific
vpath %.c src
vpath %.h include
make uses VPATH as a general search path so use cautiously. If a file exists in more than one location listed in VPATH, make will take the first occ...
break out of if and foreach
... so then the break is breaking from the foreach and not the if. i think my confusion was from this statement if ($abort_if_block) break; i had originally set break 2 and it failed. thanks
– au_stan
Feb 9 '12 at 17:25
...
How can I split a shell command over multiple lines when using an IF statement?
...he first `, I get ./soundops: line 73: --forward-agent: command not found. My issues was that I didn't understand this error. Why does having a whitespace result in that error? The whitespace+\n "negates" the `` and delimits a command?
– Dmitry Minkovsky
Sep 3 ...
How to document a string type in jsdoc with limited possible values
...
How about declaring a dummy enum:
/**
* Enum string values.
* @enum {string}
*/
Enumeration = {
ONE: "The number one",
TWO: "A second number"
};
/**
* Sample.
* @param {Enumeration} a one of the enumeration values.
*/
Bar.prototype.sa...