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How to perform a mysqldump without a password prompt?
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to add a level of security, you should use a dedicated, non database specific, readonly user, and in no case the root user. It can be done like this: GRANT LOCK TABLES, SELECT ON *.* TO 'BACKUPUSER'@'%' IDENTIFIED BY 'PASSWORD';
– gadjou
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python max function using 'key' and lambda expression
... = map(lambda word: len(word), words) where words=['It', 'is', 'raining', 'cats', 'and', 'dogs'] I see that the lambda is iterating over every word in the list. Does it always do this?
– Mo2
Oct 10 '14 at 0:57
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Importing CommonCrypto in a Swift framework
...pt."
exit 0
fi
mkdir -p "${BUILT_PRODUCTS_DIR}/CommonCryptoModuleMap"
cat <<EOF > "${BUILT_PRODUCTS_DIR}/CommonCryptoModuleMap/module.modulemap"
module CommonCrypto [system] {
header "${SDKROOT}/usr/include/CommonCrypto/CommonCrypto.h"
export *
}
EOF
Using shell code and ${SD...
How do I undo 'git add' before commit?
...t add you want to recover (61/3AF3... -> object id 613AF3...), then git cat-file -p <object-id> (might be worth it to recover several hours of work but also a lesson to commit more often...)
– Peter Schneider
Jul 31 '17 at 14:03
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When splitting an empty string in Python, why does split() return an empty list while split('\n') re
...is best practice to have a text file always end with a linefeed. otherwise cat file garbles your command line and subversion complains. vi always appends one.
– user829755
May 20 '13 at 17:10
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How to create a trie in Python
...till think that your answer needs a bit more deeper explanation and clarification since my question is aimed at figuring out the logic and structure of the functionality of DAWGs and TRIEs. Your further input will be very useful and appreciated.
– Phil
Jun 13 '...
When is the init() function run?
...n the package.
For example
config.go:
var ConfigSuccess = configureApplication()
func init() {
doSomething()
}
func configureApplication() bool {
l4g.Info("Configuring application...")
if valid := loadCommandLineFlags(); !valid {
l4g.Critical("Failed to load Command Line Fla...
What is an “unwrapped value” in Swift?
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Example:
var canBeNil : Int? = 4
canBeNil = nil
The question mark indicates the fact that canBeNil can be nil.
This would not work:
var cantBeNil : Int = 4
cantBeNil = nil // can't do this
To get the value from your variable if it is optional, you have to unwrap it. This just means putting ...
How to trim whitespace from a Bash variable?
...e:]]*\$//g'" to your ~/.profile allows you to use echo $SOMEVAR | trim and cat somefile | trim.
– instanceof me
Mar 19 '13 at 15:59
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Convert .pem to .crt and .key
Can anyone tell me the correct way/command to extract/convert the certificate .crt and private key .key files from a .pem file? I just read they are interchangable, but not how.
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