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Properly escape a double quote in CSV
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answered Jul 23 '13 at 11:19
user4035user4035
18.5k77 gold badges4646 silver badges7474 bronze badges
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Calculate difference between two dates (number of days)?
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15 Answers
15
Active
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Unable to install gem - Failed to build gem native extension - cannot load such file — mkmf (LoadErr
Ruby 1.9.3
12 Answers
12
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JavaScript private methods
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412
You can do it, but the downside is that it can't be part of the prototype:
function Restaurant...
In Firebase, is there a way to get the number of children of a node without loading all the node dat
...Ref.transaction(function (current_value) {
return (current_value || 0) + 1;
});
For more info, see https://www.firebase.com/docs/transactions.html
UPDATE:
Firebase recently released Cloud Functions. With Cloud Functions, you don't need to create your own Server. You can simply write JavaScript ...
Do fragments really need an empty constructor?
...is whole class example should show the usage.
/**
* Created by chris on 21/11/2013
*/
public class StationInfoAccessibilityFragment extends BaseFragment implements JourneyProviderListener {
public static final StationInfoAccessibilityFragment newInstance(String crsCode) {
StationInfo...
Multiline bash commands in makefile
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138
You can use backslash for line continuation. However note that the shell receives the whole co...
How to get key names from JSON using jq
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195
You can use:
$ jq 'keys' file.json
$ cat file.json:
{ "Archiver-Version" : "Plexus Archiv...
Restful way for deleting a bunch of items
...com/resources/selections
which, if successful, should respond with:
HTTP/1.1 201 created, and a Location header to:
http://example.com/resources/selections/DF4XY7
On this page you will then see a (javascript) confirm box, which if you confirm will do a request of:
DELETE http://example.com/resou...
What is the canonical way to trim a string in Ruby without creating a new string?
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edited Dec 24 '14 at 5:38
sameers
4,22722 gold badges2727 silver badges4141 bronze badges
ans...