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CSS Background Opacity [duplicate]
...e directly. Editing your background image to be a semi-transparent png/gif/etc.. is even more correct. Opacity takes a bit more juice to render.
– Patrick Borkowicz
Dec 5 '14 at 19:11
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Reading output of a command into an array in Bash
...itized before, i.e. removing extra characters, handling empty Strings, and etc. (which is out of the topic of this thread).
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Definition of “downstream” and “upstream”
...rms of source control, you're "downstream" when you copy (clone, checkout, etc) from a repository. Information flowed "downstream" to you.
When you make changes, you usually want to send them back "upstream" so they make it into that repository so that everyone pulling from the same source is worki...
Hide/Show Column in an HTML Table
...ittle more organically to a table header, and collapse the column width in order to add some (somewhat wonky) css animations to make the transition a little less jumpy.
Working Demo in jsFiddle & Stack Snippets:
$(function() {
// on init
$(".table-hideable .hide-col").each(HideColu...
store and retrieve a class object in shared preference
... this problem so far. No dependencies. However, it should be noted that in order to be able to use ObjectOutput/InputStream for an object, the said object and all custom objects within it must implement the Serializable interface.
– user1112789
Apr 25 '15 at 19...
New line in text area
...; is a line break in HTML. Many other elements, eg <p>, <div>, etc also render line breaks unless overridden with some styles.
Hopefully the following illustration will make it clearer:
T.innerText = "Position of LF: " + t.value.indexOf("\n");
p1.innerHTML = t.value;
p2.innerH...
How can I add to List
...Number > means ? could be of any type extending Number(Integer, Double, etc) and its not clearified in declaration ( List < ? extends Number > list ) that which of them it is, so when u wanna use add method its not known if the input is of the same type or not; what is the type at all?
So ...
Can I Replace Apache with Node.js?
...low as them. As simple example would probably be, mynode.js/getfile?file=/etc/shadow
– Rahly
Mar 28 '14 at 23:13
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Perform debounce in React.js
...lerplate and concurrency issues due to API calls resolving in an arbitrary order.
I've created a little library with React in mind to solve your pains: awesome-debounce-promise.
This should not be more complicated than that:
const searchAPI = text => fetch('/search?text=' + encodeURIComponent(...
MySQL vs MongoDB 1000 reads
... to perform:
One index lookup on the collection (assuming the entity is fetched by id)
Retrieve the contents of one database page (the actual binary json document)
So a b-tree lookup, and a binary page read. Log(n) + 1 IOs. If the indexes can reside entirely in memory, then 1 IO.
In MySQL with ...