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Are unused CSS images downloaded?
...s downloaded in Chrome.
I use this technique for measuring traffic-levels from non-JS-enabled users, as Google Analytics fails us here. I prefer using the background CSS image rather than a normal <img...> tag, because I'm working under the (untested) theory that bots are less likely to grab...
Most efficient way to increment a Map value in Java
...n't profiled memory usage in the different scenarios. I'd be happy to hear from anybody who has good insights into how the MutableInt and Trove methods would be likely to affect memory usage.
Personally, I find the MutableInt method the most attractive, since it doesn't require loading any third-pa...
How to set HTTP headers (for cache-control)?
...tions, but under Debian you can either use a2enmod or make a symbolic link from /etc/apache2/mods-available/headers.load to /etc/apache2/mods-enabled/headers.load.
– Skippy le Grand Gourou
Jul 5 '18 at 14:19
...
Smart way to truncate long strings
.../
overflow: hidden; /* "overflow" value must be different from visible"*/
-o-text-overflow: ellipsis; /* Opera < 11*/
text-overflow: ellipsis; /* IE, Safari (WebKit), Opera >= 11, FF > 6 */
}
The irony is I got that code snippet from Mozilla MDC.
...
How do I apply the for-each loop to every character in a String?
...to generate the char[] (which is mutable), so there is some cost penalty.
From the documentation:
[toCharArray() returns] a newly allocated character array whose length is the length of this string and whose contents are initialized to contain the character sequence represented by this string.
...
The data-toggle attributes in Twitter Bootstrap
...e case of Bootstrap, I'm not familiar with its inner workings, but judging from the name, I'd guess it's a hook to allow toggling of the visibility or perhaps a mode of the element it's attached to (such as the collapsable side bar on Octopress.org).
html5doctor has a good article on the data- attr...
What are the differences between Helper and Utility classes?
...t is, it doesn't have any dependencies into your project and can be ported from project to project without breaking or becoming useless. Examples: Vector3, RandomNumberGenerator, StringMatcher, etc...
A "helper" seems to be any class whose design is to aid another class. These may or may not depend...
What does the smiley face “:)” mean in CSS?
...
From an article at javascriptkit.com, that's applied for IE 7 and earlier versions:
if you add a non-alphanumeric character such as an asterisk (*) immediately before a property name, the property will be applied in IE an...
Build query string for System.Net.HttpClient get
...b in projects that don't already use it, you can use FormUrlEncodedContent from System.Net.Http and do something like the following:
keyvaluepair version
string query;
using(var content = new FormUrlEncodedContent(new KeyValuePair<string, string>[]{
new KeyValuePair<string, string>...
PHP: Count a stdClass object
I have a stdClass object created from json_decode that won't return the right number when I run the count($obj) function. The object has 30 properties, but the return on the count() function is say 1.
...