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How to build Qt for Visual Studio 2010
... it, just type:
nmake
Setting environment variables
Basically, we are done. All you need to do is to set your environment variables (QTDIR and PATH), which tell programs where to find Qt. If you are on Windows 7, you can use the following command to set QTDIR to your installation dir.
setx QTDI...
What does iota of std::iota stand for?
...Transcription:
For verily I say vnto you, Till heauen and earth passe, one iote or one title, shall in no wise passe from the law, till all be fulfilled.
The OED gives “iote” as another form of “jot”, which (like “iota”) descends from the Greek word “ἰῶτα”, which is the ...
Pandas percentage of total with groupby
... @dhardy state_office is a Series with a Multi Index -- so it's just one column whose values are all numeric. After you do the groupby, each x is a subset of that column. Does that make sense?
– exp1orer
Feb 8 '15 at 15:22
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How to validate an e-mail address in swift?
Does anyone know how to validate an e-mail address in Swift? I found this code:
34 Answers
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COUNT(*) vs. COUNT(1) vs. COUNT(pk): which is better? [duplicate]
...bleHere.*), use that.
In short, don't use COUNT(1) for anything. It's a one-trick pony, which rarely does what you want, and in those rare cases is equivalent to count(*)
Use count(*) for counting
Use * for all your queries that need to count everything, even for joins, use *
SELECT boss.boss_...
Gulp command not found after install
...ackOverflow doesn't show this as the first answer! Clearly its the correct one.
– Anand Sainath
Apr 18 '18 at 2:05
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show 2 more comments
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.prop('checked',false) or .removeAttr('checked')?
...r attributes which have underlying boolean properties (of which checked is one), removeAttr automatically sets the underlying property to false. (Note that this is among the backwards-compatibility "fixes" added in jQuery 1.6.1).
So, either will work... but the second example you gave (using prop) i...
How to calculate time difference in java?
...l values are. Temporal includes LocalDate, LocalTime and so on.
LocalTime one = LocalTime.of(5,15);
LocalTime two = LocalTime.of(6,30);
LocalDate date = LocalDate.of(2019, 1, 29);
System.out.println(ChronoUnit.HOURS.between(one, two)); //1
System.out.println(ChronoUnit.MINUTES.between(one, two)); ...
Can Mockito capture arguments of a method called multiple times?
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If one needs to handle the case described by @asmaier, I posted an answer here: stackoverflow.com/a/36574817/1466267
– SpaceTrucker
Aug 5 '16 at 11:43
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Reload an iframe with jQuery
I have two iframes on a page and one makes changes to the other but the other iframe doesn't show the change until I refresh. Is there an easy way to refresh this iframe with jQuery?
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