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Custom sort function in ng-repeat
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192
Actually the orderBy filter can take as a parameter not only a string but also a function. Fr...
Execute SQLite script
I start up sqlite3 version 3.7.7, unix 11.4.2 using this command:
5 Answers
5
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Change a column type from Date to DateTime during ROR migration
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510
First in your terminal:
rails g migration change_date_format_in_my_table
Then in your migrat...
Recommended way to stop a Gradle build
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120
I usually throw the relevant exception from the org.gradle.api package, for example InvalidUse...
How can I see the specific value of the sql_mode?
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139
It's only blank for you because you have not set the sql_mode. If you set it, then that query ...
git still shows files as modified after adding to .gitignore
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edited Jul 25 '19 at 16:51
answered Mar 17 '12 at 14:15
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How do I update if exists, insert if not (AKA “upsert” or “merge”) in MySQL?
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191
Use INSERT ... ON DUPLICATE KEY UPDATE. For example:
INSERT INTO `usage`
(`thing_id`, `times_...
mongodb group values by multiple fields
...dr",
"book": "$book"
},
"bookCount": { "$sum": 1 }
}},
{ "$group": {
"_id": "$_id.addr",
"books": {
"$push": {
"book": "$_id.book",
"count": "$bookCount"
},
},
"count": { "$s...
Possible Loss of Fraction
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169
When you divide two int's into a floating point value the fraction portion is lost. If you cas...
new DateTime() vs default(DateTime)
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answered Dec 19 '12 at 17:20
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