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How to duplicate object properties in another object?
...ject[key];
});
Or, wrapping it into a function (limited "copy" of lodash _.assign()):
function assign(object, source) {
Object.keys(source).forEach(function(key) {
object[key] = source[key];
});
}
assign(secondObject, firstObject); // assign firstObject properties to secondObject
Objec...
Differences between numpy.random and random.random in Python
...te
In [2]: N = 1000000
In [3]: %timeit samples = [normalvariate(0, 1) for _ in xrange(N)]
1 loop, best of 3: 963 ms per loop
In [4]: %timeit np.random.normal(size=N)
10 loops, best of 3: 38.5 ms per loop
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...
Is it safe to remove selected keys from map within a range loop?
...r(1024)
m[k] = GenerateRandStr(1024*1024)
for k2, _ := range m {
delete(m, k2)
break
}
}
}()
osSignals := make(chan os.Signal, 1)
signal.Notify(osSignals, os.Interrupt)
for {
select {
case &...
Rails: FATAL - Peer authentication failed for user (PG::Error)
...velopment:
adapter: postgresql
encoding: unicode
database: kickrstack_development
host: localhost
pool: 5
username: kickrstack
password: secret
Make sure your user credentials are set correctly by creating a database and assigning ownership to your app's user to establish the connect...
Change case of a file on Windows?
...o do this in bulk? e.g. with powershell, Get-ChildItem '.' | Rename-Item {$_.Name.ToLowerCase()}
– killjoy
Nov 4 '18 at 1:23
add a comment
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How to deal with persistent storage (e.g. databases) in Docker
...te --name hello
docker run -d -v hello:/container/path/for/volume container_image my_command
This means that the data-only container pattern must be abandoned in favour of the new volumes.
Actually the volume API is only a better way to achieve what was the data-container pattern.
If you create ...
python requests file upload
...
If upload_file is meant to be the file, use:
files = {'upload_file': open('file.txt','rb')}
values = {'DB': 'photcat', 'OUT': 'csv', 'SHORT': 'short'}
r = requests.post(url, files=files, data=values)
and requests will send a multi...
How to generate gcc debug symbol outside the build target?
...e:
program: program.o version.o
program.o: program.cpp program.h
build_version.o: build_version.c
build_version.c:
@echo "const char *build1=\"VCS: Commit: $(shell git log -1 --pretty=%H)\";" > "$@"
@echo "const char *build2=\"VCS: Date: $(shell git log -1 --pretty=%cd)\";" >...
What are some methods to debug Javascript inside of a UIWebView?
...use it like this: [NSClassFromString(@"WebView") performSelector:@selector(_enableRemoteInspector)]; Remember to remove the call when you build for release!
– rpitting
Apr 3 '12 at 13:58
...
android.widget.Switch - on/off event listener?
...o add a Switch to your layout via XML:
<Switch
android:id="@+id/on_off_switch"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textOff="OFF"
android:textOn="ON"/>
Then in your Activity's onCreate method, get a reference to your Switc...