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sed one-liner to convert all uppercase to lowercase?
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How to select Python version in PyCharm?
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Eric Leschinski
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answered Apr 25 '12 at 19:29
lukecampbelllukecampbell
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static allocation in java - heap, stack and permanent generation
...ders) go in a special area on heap : Permanent Generation.
Prior to Java 8, yes.
As of Java 8, the PermGen space has been replaced with Metaspace. Loaded and JIT-compiled classes now go there. PermGen no longer exists.
2) All the information related to a class like name of the class, Obje...
Defining and using a variable in batch file
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edited Dec 20 '13 at 18:14
answered May 11 '12 at 14:03
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Postgres: SQL to list table foreign keys
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edited Dec 26 '18 at 9:00
Bear Brown
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a...
Compress files while reading data from STDIN
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185
Yes, use gzip for this. The best way is to read data as input and redirect the compressed to ou...
What do the return values of node.js process.memoryUsage() stand for?
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158
In order to answer this question, one has to understand V8’s Memory Scheme first.
A running p...
How update the _id of one MongoDB Document?
...5f4d2d2a000002")})
// set a new _id on the document
doc._id = ObjectId("4c8a331bda76c559ef000004")
// insert the document, using the new _id
db.clients.insert(doc)
// remove the document with the old _id
db.clients.remove({_id: ObjectId("4cc45467c55f4d2d2a000002")})
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How to pass an ArrayList to a varargs method parameter?
...oobeaioobe
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Escape single quote character for use in an SQLite query
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298
Try doubling up the single quotes (many databases expect it that way), so it would be :
INSERT ...