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Disable all table constraints in Oracle
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It is better to avoid writing out temporary spool files. Use a PL/SQL block. You can run this from SQL*Plus or put this thing into a package or procedure. The join to USER_TABLES is there to avoid view constraints.
It's unlikely that you re...
What's the difference between F5 refresh and Shift+F5 in Google Chrome browser?
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I wonder if it was because I said that it cleared the cache when refreshing, which isn't quite correct. I've updated my answer.
– Dan
Dec 13 '13 at 15:02
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DbArithmeticExpression arguments must have a numeric common type
...>.
Entity Framwork core (when used with Sql Server, maybe other db providers) supports the DateTime AddXxx functions (like AddHours). They're translated into DATEADD in SQL.
*EntityFunctions prior to Entity Framework version 6.
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Save file to specific folder with curl command
...n the second you are renaming the content you downloaded to a name you provide.
– turtlemonvh
Aug 20 '15 at 0:14
4
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Detect if an input has text in it using CSS — on a page I am visiting and do not control?
... @BrockAdams, op is saying it can't use javascript, so the :valid option is a way to go. Am i missing something?
– Martin Gottweis
May 20 '16 at 9:15
1
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Lowercase JSON key names with JSON Marshal in Go
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I've just started to curse the go language - how stupid is this, why would they make the fields with lowercase letters in the generated JSON etc, etc. Then I came across this thread and thought "OMG That's brilliant!!!". I even jumped and explained my girlfriend why I am so exc...
Which rows are returned when using LIMIT with OFFSET in MySQL?
...he first 8 results of the query. Then you limit by 18. Which means you consider records 9, 10, 11, 12, 13, 14, 15, 16....24, 25, 26 which are a total of 18 records.
Check this out.
And also the official documentation.
s...
Reason to Pass a Pointer by Reference in C++?
... answered Apr 20 '12 at 4:14
David Z.David Z.
5,16322 gold badges1717 silver badges1313 bronze badges
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Join strings with a delimiter only if strings are not null or empty
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Consider
var address = "foo";
var city;
var state = "bar";
var zip;
text = [address, city, state, zip].filter(Boolean).join(", ");
console.log(text)
.filter(Boolean) (which is the same as .filter(x => x)) re...
JavaScript checking for null vs. undefined and difference between == and ===
...gned some other value, as the value of function arguments that weren't provided when the function was called, and as the value you get when you ask an object for a property it doesn't have. But it can also be explicitly used in all of those situations. (There's a difference between an object not hav...