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How to copy a collection from one database to another in MongoDB
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this worked well for resetting a test mongodb from a golden copy between test runs. rather than hard coding the collection names you can do a for loop over all the collection names you want to copy with db.getCollection(name).find().forEach and supply a func...
NSUserDefaults - How to tell if a key exists
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@zekel Rather than guessing, I tested this (on iOS 5.1.1), and it definitely detected whether or not a BOOL was present, independent of what the value of said BOOL might be. "objectForKey" returned nil when the BOOL was not present because it had never be...
Is there a way to iterate over a range of integers?
...nt with a ForClause and a Go range statement using the iter package.
iter_test.go
package main
import (
"testing"
"github.com/bradfitz/iter"
)
const loops = 1e6
func BenchmarkForClause(b *testing.B) {
b.ReportAllocs()
j := 0
for i := 0; i < b.N; i++ {
for j = 0; ...
What ReSharper 4+ live templates for C# do you use? [closed]
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Create new unit test fixture for some type
Shortcut: ntf
Available in: C# 2.0+ files where type member declaration or namespace declaration is allowed
[NUnit.Framework.TestFixtureAttribute]
public sealed class $TypeToTest$Tests
{
[NUni...
How to add a local repo and treat it as a remote repo
...t has a local remote. You can run the entire script and it will create the test repos in your home folder (tested on windows git bash). The explanations are inside the script for easier saving to your personal notes, its very readable from, e.g. Visual Studio Code.
I would also like to thank Jack f...
Multiple RunWith Statements in jUnit
I write unit test and want to use JUnitParamsRunner and MockitoJUnitRunner for one test class.
8 Answers
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Alternatives to gprof [closed]
...g for it to exit:
perf record ./a.out
This is an example of profiling a test program
The test program is in file main.cpp (I will put main.cpp at the bottom of the message):
I compile it in this way:
g++ -m64 -fno-omit-frame-pointer -g main.cpp -L. -ltcmalloc_minimal -o my_test
I use libma...
Wait 5 seconds before executing next line
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The main problem is that in some cases (specifically testing) this is woefully inadequate. What if you need to sleep for 500ms before returning from the function, for instance to simulate a slow async http request?
– A.Grandt
Sep 22 '16 a...
Access Enum value using EL with JSTL
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A simple comparison against string works:
<c:when test="${someModel.status == 'OLD'}">
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Fit image into ImageView, keep aspect ratio and then resize ImageView to image dimensions?
...tch the dimensions of the scaled image. The code is used in an activity. I tested it via button click handler.
Enjoy. :)
private void scaleImage(ImageView view) throws NoSuchElementException {
// Get bitmap from the the ImageView.
Bitmap bitmap = null;
try {
Drawable drawing ...