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Ruby: Change negative number to positive number?
... different features with same behavior for asked input/output. If that's because of an undesirable + -> -, it's no more than an assumption, since that was not covered by OP.
– Andre Figueiredo
Feb 14 at 19:31
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How to assertThat something is null with Hamcrest?
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You can use IsNull.nullValue() method:
import static org.hamcrest.Matchers.is;
import static org.hamcrest.Matchers.nullValue;
assertThat(attr.getValue(), is(nullValue()));
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How to select .NET 4.5.2 as a target framework in Visual Studio
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It looks like it is because of Windows 8. Apparently I'm supposed to run Visual Studio as administrator to get it to work. I just got the new OS yesterday and it's already making me want to rip my hair out!
– Jamie
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Selecting the first “n” items with jQuery
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Can't edit now sorry -- basically, using slice was a lot faster.
– nickf
Oct 29 '13 at 13:13
add a c...
How can I set the request header for curl?
...ter several times:
curl -H "Accept-Charset: utf-8" -H "Content-Type: application/x-www-form-urlencoded" http://www.some-domain.com
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Remove the first character of a string
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@Spaceghost: The OP states "Specifically I want to remove the first character."
– Sven Marnach
Feb 9 '11 at 14:27
3
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Python/postgres/psycopg2: getting ID of row just inserted
...)[0]
And please do not build SQL strings containing values manually. You can (and should!) pass values separately, making it unnecessary to escape and SQL injection impossible:
sql_string = "INSERT INTO domes_hundred (name,name_slug,status) VALUES (%s,%s,%s) RETURNING id;"
cursor.execute(sql_stri...
What is the correct way to get a subarray in Scala?
I am trying to get a subarray in scala, and I am a little confused on what the proper way of doing it is. What I would like the most would be something like how you can do it in python:
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Proper URL forming with Query String and Anchor Hashtag
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Yes, but for SPAs (Single Page Applications), what parameters for client-side page-to-page parameters?
– Pete Alvin
Jun 13 '19 at 11:55
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Getting current unixtimestamp using Moment.js
I want to get the Unix TimeStamp using Moment.js.
I can find many functions which convert timestamp to date in moment.js.
I know that I can easily get the unix timestamp by using the following JavaScript function: Math.floor(new Date().getTime()/1000) .
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