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Is it possible to insert multiple rows at a time in an SQLite database?
... as Jaime Cook points out, it's not clear this is any faster wrapping individual INSERTs within a single transaction:
BEGIN TRANSACTION;
INSERT INTO 'tablename' table VALUES ('data1', 'data2');
INSERT INTO 'tablename' table VALUES ('data3', 'data4');
...
COMMIT;
If efficiency is your goal, you shou...
How do you stop Console from popping up automatically in Eclipse
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
StackExchange.using("externalEditor", function() {
// Have to fire editor after snippets, if snippets enabled...
Remove data.frame row names when using xtable
OK, I admit this one is a bit uptight (read: "stupid"), and I assume it's quite easy too. I'm writing a report and I want to use xtable package for LaTeX table generation (note that memisc package does the job, but say I want to do this solely with xtable ).
...
MySQL Select Query - Get only first 10 characters of a value
... like those raised by the OP) dealing with extractions that need to start mid-string.
– d8aninja
Oct 17 '18 at 20:28
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Naming of enums in Java: Singular or Plural?
...xample:
public enum Day {
SUNDAY, MONDAY, TUESDAY, WEDNESDAY, THURSDAY, FRIDAY, SATURDAY
}
class Appointment {
private Day day;
public void setDay(Day day) {
this.day = day;
}
}
In singular form you see clearly the intention of the day attribute. "day" its the day of the week this appointme...
Google Map API V3: How to add Custom data to markers
..., you may add custom information in the form key: value, where key is a valid string. They are called object properties and can be approached in many different ways. The value can be anything legal, as simple as numbers or strings, and also functions, or even other objects. Three simple ways: in the...
What is lazy loading in Hibernate?
...dren when you access the collection. Instead, it will load each child individually. When iterating over the collection, this causes a query for every child. In order to avoid this, you can trick hibernate into loading all children simultaneously, e.g. by calling parent.getChildren().size().
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Regex to match a digit two or four times
...sing alternation to match 4 digits first, then 2 digits. Also good job providing the other variations.
– Ahmad Mageed
Nov 18 '11 at 2:57
9
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Write string to text file and ensure it always overwrites the existing content.
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He is asking for an existing file to override
– sino
Oct 25 '19 at 21:08
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json.net has key method?
...
JObject implements IDictionary<string, JToken>, so you can use:
IDictionary<string, JToken> dictionary = x;
if (dictionary.ContainsKey("error_msg"))
... or you could use TryGetValue. It implements both methods using explicit inte...