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How to list imported modules?
...ou could find the intersection of sys.modules with globals, and do no type testing at all.
– Marcin
Oct 15 '13 at 15:15
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How to remove the URL from the printing page?
...ode below the header and footers are omitted from the printed page. I have tested this in FireFox and Chrome.
<style media="print">
@page {
size: auto;
margin: 0;
}
</style>
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Count table rows
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You can do COUNT(1), this will be the fastest way.
– Shota Papiashvili
Sep 14 '16 at 17:05
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How to get the current loop index when using Iterator?
...ad the same question and found using a ListIterator worked. Similar to the test above:
List<String> list = Arrays.asList("zero", "one", "two");
ListIterator iter = list.listIterator();
while (iter.hasNext()) {
System.out.println("index: " + iter.nextIndex() + " value: " + iter.next());
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Convert boolean to int in Java
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I just did a test converting 1,000,000 random Boolean values and this method was consistently faster than that based on the ternary operator. It shaved off about 10ms.
– Mapsy
Oct 24 '14 at 13:14
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How do I convert array of Objects into one Object in JavaScript?
...j, [item.key]: item.value}) ,{});
One more solution that is 99% faster is(tested on jsperf):
var object = arr.reduce((obj, item) => (obj[item.key] = item.value, obj) ,{});
Here we benefit from comma operator, it evaluates all expression before comma and returns a last one(after last comma). So ...
What are good message queue options for nodejs? [closed]
... except kue is not well maintained, has several issues and not a single test !
– vvo
Nov 28 '13 at 10:36
4
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How to hide status bar in Android
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@Ron I was testing on API level 8. It's possible the behaviour is different on other levels?
– Ben Clayton
Jan 21 '13 at 14:02
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Developing C# on Linux
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You can also install it using conda (tested on Ubuntu):
conda create --name csharp
conda activate csharp
conda install -c conda-forge mono
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What command means “do nothing” in a conditional in Bash?
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If you don't test the result both true and false are effectively no-ops as far as the script is concerned, but in principle they could fork in some shells that accept this syntax so perhaps : is better.
– dmckee --- ...