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File content into unix variable with newlines
... newlines are replaced with spaces is not entirely to do with the echo command, rather it's a combination of things.
When given a command line, bash splits it into words according to the documentation for the IFS variable:
IFS: The Internal Field Separator that is used for word splitting after ...
Set variable in jinja
...iable with another variable in jinja. I will explain, I have got a submenu and I would like show which link is active. I tried this:
...
How do I use Maven through a proxy?
...or info, there is a commented-out proxy configuration in your settings.xml and instructions on how to modify it.
From the mini-guide, your settings should look something like this:
<settings xmlns="http://maven.apache.org/SETTINGS/1.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
...
$(this) inside of AJAX success not working
...is refers to the jqXHR object of the Ajax call, not the element the event handler was bound to. Learn more about how this works in JavaScript.
Solutions
If ES2015+ is available to you, then using an arrow function would probably be the simplest option:
$.ajax({
//...
success: (json) =&g...
How to insert element into arrays at specific position?
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array_slice() can be used to extract parts of the array, and the union array operator (+) can recombine the parts.
$res = array_slice($array, 0, 3, true) +
array("my_key" => "my_value") +
array_slice($array, 3, count($array)-3, true);
This example:
$array = array(
...
Using Sinatra for larger projects via multiple files
It seems that in Sinatra all route handlers are being written into a single file, if I understand right it acts as a one large/small controller. Is there any way to split it into separate independent files, so when let's say somebody calls "/" - one action is executed, and if smth like "/posts/2" is...
Get all Attributes from a HTML element with Javascript/jQuery
...answered Jan 12 '10 at 12:17
Roland BoumanRoland Bouman
27.5k55 gold badges6161 silver badges6464 bronze badges
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Define static method in source-file with declaration in header-file in C++
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You can't. And it makes no sense to do so, since linking the program together would cause unresolved externals to appear.
– x13n
Oct 8 '13 at 10:41
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How do I tell matplotlib that I am done with a plot?
...
There is a clear figure command, and it should do it for you:
plt.clf()
If you have multiple subplots in the same figure
plt.cla()
clears the current axes.
share
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Executors.newCachedThreadPool() versus Executors.newFixedThreadPool()
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I think the docs explain the difference and usage of these two functions pretty well:
newFixedThreadPool
Creates a thread pool that reuses a
fixed number of threads operating off
a shared unbounded queue. At any
point, at most nThreads threads will
be...