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Get ID of last inserted document in a mongoDB w/ Java driver
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To avoid casting from Object to ObjectId, given a com.mongodb.client.MongoCollection collection and a org.bson.Document doc, you can do the following:
collection.insert(doc);
ObjectId id = doc.getObjectId("_id");
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How to use WHERE IN with Doctrine 2
...in proper way, make sure the values in array are of type int, you can type cast to int before passing...
$qb->andWhere('foo.field IN (:ints)');
$qb->setParameter('ints', array(1, 2),
\Doctrine\DBAL\Connection::PARAM_INT_ARRAY);
Tested for select/delete in symfony 3.4 & doctrine-bund...
How does @synchronized lock/unlock in Objective-C?
Does @synchronized not use "lock" and "unlock" to achieve mutual exclusion? How does it do lock/unlock then?
5 Answers
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How to produce a range with step n in bash? (generate a sequence of numbers with increments)
...rd a guess that the downvote was due to your answer being generic to 'sh', and not specific to 'bash'. The pure Bash approach {begin end step} performs just a little better.The older 'seq' method's handy on older or smaller-memory systems like busybox. I did upvote both your and TheBonsai's answ...
How to kill a process on a port on ubuntu
I am trying to kill a process in the command line for a specific port in ubuntu.
27 Answers
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Convert UTC datetime string to local datetime
I've never had to convert time to and from UTC. Recently had a request to have my app be timezone aware, and I've been running myself in circles. Lots of information on converting local time to UTC, which I found fairly elementary (maybe I'm doing that wrong as well), but I can not find any informat...
How to convert string into float in JavaScript?
...to do this? :p
var str = '3.8';ie
alert( +(str) + 0.2 );
+(string) will cast string into float.
Handy!
So in order to solve your problem, you can do something like this:
var floatValue = +(str.replace(/,/,'.'));
share...
How do you input commandline argument in IntelliJ IDEA?
When I input commandline arguments,
In Eclipse, using with run configuration. But I don't Know How do i input commandline arguments in IntelliJ IDEA.
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oracle:完整剖析PL/SQL DEVELOPER与SQL PLUS字符集设置 - 数据库(内核) - ...
...hen selected, Unicode data will be fetched as such from the Oracle Server, and displayed as Unicode text. When disabled, Unicode data from the server will be converted to the character set of the Oracle Client, in accordance with the NLS_LANG key of the Oracle Home Registry. -----------from pl/sql...
“did you run git update-server-info” error on a Github repository
I'm using the github Gui from their website to manage my repos, and I'm getting the following error:
20 Answers
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