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OpenJDK availability for Windows OS [closed]
...After some research, I've noticed that you're working for Red Hat, but I really wish something a tad more official would show up first on Google, rather than an individual's effort. Perhaps, that ojdkbuild github page and group could also look a bit more official. I'll definitely create an issue tom...
Longest line in a file
...ing for a simple way to find the length of the longest line in a file. Ideally, it would be a simple bash shell command instead of a script.
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Downloading Java JDK on Linux via wget is shown license page instead
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got the ERROR 404: Not Found with JDK 11, may be incorrect URL?
– Tien Dung Tran
Dec 19 '19 at 3:19
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实现一个简单的服务端推方案 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...客户端不会频繁的轮询服务端，而是对服务端发起一个长连接，服务端通过轮询数据库来确定是否有新数据，一旦发现新数据便给客户端发出响应，这次交互便结束了。客户端处理好新数据后再重新发起一个长连接，如此周而复...
Java's L number (long) specification
It appears that when you type in a number in Java, the compiler automatically reads it as an integer, which is why when you type in (long) 6000000000 (not in integer's range) it will complain that 6000000000 is not an integer. To correct this, I had to specify 6000000000L . I just learned abo...
Copy a table from one database to another in Postgres
...up, you should use the -a flag to import data only, else you may see weird errors like "Out of memory":
pg_dump -a -t my_table my_db | psql target_db
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Do I need dependency injection in NodeJS, or how to deal with …?
...ontrived example.
MyClass.js:
var fs = require('fs');
MyClass.prototype.errorFileExists = function(dir) {
var dirsOrFiles = fs.readdirSync(dir);
for (var d in dirsOrFiles) {
if (d === 'error.txt') return true;
}
return false;
};
MyClass.test.js:
describe('MyClass', func...
Leaflet - How to find existing markers, and delete markers?
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Should be a way to collect all of the layers used by Leaflet. :/
– jackyalcine
Aug 1 '12 at 21:39
10
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Python dictionary: Get list of values for list of keys
...68 ms per loop
100 loops, best of 3: 2 ms per loop
100 loops, best of 3: 2.05 ms per loop
100 loops, best of 3: 2.19 ms per loop
100 loops, best of 3: 2.53 ms per loop
100 loops, best of 3: 2.9 ms per loop
So in this case the clear winner is f = operator.itemgetter(*l); f(m), and clear outsider: m...
How to make ng-repeat filter out duplicate results
... l = arr != undefined ? arr.length : 0 since otherwise there is an parsing error in angularjs
– Gerrit
May 1 '15 at 7:39
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