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How to convert nanoseconds to seconds using the TimeUnit enum?
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201
Well, you could just divide by 1,000,000,000:
long elapsedTime = end - start;
double seconds = ...
How to generate unique ID with node.js
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13 Answers
13
Active
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CSS: How to position two elements on top of each other, without specifying a height?
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81
First of all, you really should be including the position on absolutely positioned elements or y...
How to join two JavaScript Objects, without using JQUERY [duplicate]
I have two json objects obj1 and obj2, i want to merge them and crete a single json object.
The resultant json should have all the values from obj2 and the values from obj1 which is not present in obj2.
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CSS Selector for
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157
Yes. IE7+ supports attribute selectors:
input[type=radio]
input[type^=ra]
input[type*=d]
inpu...
In git, what is the difference between merge --squash and rebase?
...t was never possible to use --commit and --squash together.
Since Git 2.22.1 (Q3 2019), this incompatibility is made explicit:
See commit 1d14d0c (24 May 2019) by Vishal Verma (reloadbrain).
(Merged by Junio C Hamano -- gitster -- in commit 33f2790, 25 Jul 2019)
merge: refuse --commit with --...
Is there an easy way to add a border to the top and bottom of an Android View?
...drawable/textlines"
/>
/res/drawable/textlines.xml
<?xml version="1.0" encoding="utf-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android" >
<item>
<shape
android:shape="rectangle">
<stroke android:width="1dp" andr...
LaTeX: Prevent line break in a span of text
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161
\mbox is the simplest answer. Regarding the update:
TeX prefers overlong lines to adding too ...
Using Rails serialize to save hash to database
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174
The column type is wrong. You should use Text instead of String. Therefore, your migration sho...