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How to wait for a keypress in R?
... would work with any input (not just numbers) if what="" were added to the call to scan. getGraphicsEvent only works on specific graphics devices on certain platforms (but if you are using one of those devices it works fine).
– Greg Snow
Mar 7 '13 at 22:36
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Live character count for EditText
...t the best way to do a live character count of an edit-text box is in Android. I was looking at this but I couldn't seem to make any sense of it.
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Python, Matplotlib, subplot: How to set the axis range?
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Call plot(), then ylim() and then savefig().
– therealrootuser
Apr 15 '15 at 4:01
add a comment
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Unable to create a constant value of type Only primitive types or enumeration types are supported in
...es from the database:
var persons = db.Favorites
.Where(f => f.userId == userId)
.Join(db.Person, f => f.personId, p => p.personId, (f, p) =>
new // anonymous object
{
personId = p.personId,
addressId = p.addressId,
favorite...
OSGi: What are the differences between Apache Felix and Apache Karaf?
...inners.html
The Apache project maintains a general-purpose OSGi container called Felix.
Here is used as ServiceMix and
The main difference between the ServiceMix and Karaf is that
ServiceMix bundles a bunch of other integration components — ActiveMQ
message broker, the Camel routing eng...
Select objects based on value of variable in object using jq
...ot work: termux-contact-list |jq -r '.[] | select(.name=="$1")|.number'. I call it like cool_fn Name1. However, this works: termux-contact-list |jq -r '.[] | select(.name=="Name1")|.number'
– Timo
Aug 18 '18 at 8:13
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What is the difference between sites-enabled and sites-available directory?
..., it receives a SIGHUP or SIGTERM, then nano will create an emergency file called default.save, inside the sites-enabled directory. So, there will be an extra file inside the sites-enabled directory. That will prevent Apache or NGINX from starting. If your site was working, it will not be anymore. Y...
How to send a JSON object using html form data
...;
You can use it later in ajax. Or if you are not using ajax; put it in hidden textarea and pass to server. If this data is passed as json string via normal form data then you have to decode it using json_decode. You'll then get all data in an array.
$.ajax({
type: "POST",
url: "serverUrl",
...
Mixing Angular and ASP.NET MVC/Web api?
... your life harder.
MVC is pretty flexible and you could use it to service calls from an SPA application. However, WebAPI is more finely tuned and a bit easier to use for such services.
I've written a number of AngularJS applications, including a couple that migrated from pre-existing WebForms and ...
Does Ruby have a string.startswith(“abc”) built in method?
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It's called String#start_with?, not String#startswith: In Ruby, the names of boolean-ish methods end with ? and the words in method names are separated with an _. Not sure where the s went, personally, I'd prefer String#starts_wit...