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Getting value of public static final field/property of a class in Java via reflection
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answered Apr 21 '10 at 18:06
M. JessupM. Jessup
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java SSL and cert keystore
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112
System.setProperty("javax.net.ssl.trustStore", path_to_your_jks_file);
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MongoDB with redis
...ere are a few examples of concrete usage of Redis on top of MongoDB.
Pre-2.2 MongoDB does not have yet an expiration mechanism. Capped collections cannot really be used to implement a real TTL. Redis has a TTL-based expiration mechanism, making it convenient to store volatile data. For instance, u...
Copy multiple files in Python
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edited May 22 '19 at 7:12
K Erlandsson
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How do I reflect over the members of dynamic object?
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If the IDynamicMetaObjectProvider can provide the dynamic member names, you can get them. See Ge...
How to downgrade or install an older version of Cocoapods
... of cocoa pods via the following command:
sudo gem install cocoapods -v 0.25.0
You can use older installed versions with following command:
pod _0.25.0_ setup
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How does Rails keep track of which migrations have run for a database?
...g row from schema_migrations.
For example, running a migration file named 20120620193144_create_users.rb will insert a new row with a version of 20120620193144 into the schema_migrations table.
You are free at any point to introduce migrations with earlier versions. Rails will always run any new m...
Why is git prompting me for a post-pull merge commit message?
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answered Jul 31 '12 at 16:10
ChristopherChristopher
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How do I convert a Vector of bytes (u8) to a string
...ing buf: &[u8]
//
fn main() {
let buf = &[0x41u8, 0x41u8, 0x42u8];
let s = match str::from_utf8(buf) {
Ok(v) => v,
Err(e) => panic!("Invalid UTF-8 sequence: {}", e),
};
println!("result: {}", s);
}
The conversion is in-place, and does not require a...
Dynamically adding properties to an ExpandoObject
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answered Feb 8 '11 at 21:05
Stephen ClearyStephen Cleary
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