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mongodb/mongoose findMany - find all documents with IDs listed in array
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505
The find function in mongoose is a full query to mongoDB. This means you can use the handy mon...
How does HashSet compare elements for equality?
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edited Feb 1 '18 at 7:10
answered Jan 21 '12 at 9:43
Jon...
How can I change Mac OS's default Java VM returned from /usr/libexec/java_home
...efaults to picking the newest JDK from /Library/Java as long as that is 7u10 or later, or uses Java 6 if your Java 7 installation is update 9 or earlier. But unravelling the logic in the shell scripts it looks to me like you can specify a particular JDK using a configuration file.
Create a text fi...
Detect & Record Audio in Python
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106
As a follow up to Nick Fortescue's answer, here's a more complete example of how to record from...
Gets byte array from a ByteBuffer in java
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108
Depends what you want to do.
If what you want is to retrieve the bytes that are remaining (betw...
java SSL and cert keystore
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edited Apr 23 '19 at 15:00
LINGS
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answered May ...
For files in directory, only echo filename (no path)
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edited Jul 21 '19 at 20:07
Socowi
13.2k22 gold badges1919 silver badges3939 bronze badges
answered J...
How to shift a column in Pandas DataFrame
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In [18]: a
Out[18]:
x1 x2
0 0 5
1 1 6
2 2 7
3 3 8
4 4 9
In [19]: a.x2 = a.x2.shift(1)
In [20]: a
Out[20]:
x1 x2
0 0 NaN
1 1 5
2 2 6
3 3 7
4 4 8
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How to create a shared library with cmake?
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220
Always specify the minimum required version of cmake
cmake_minimum_required(VERSION 3.9)
You ...
Easy way to concatenate two byte arrays
...ghtforward:
byte[] c = new byte[a.length + b.length];
System.arraycopy(a, 0, c, 0, a.length);
System.arraycopy(b, 0, c, a.length, b.length);
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