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How to list the contents of a package using YUM?
...8.0, yum v3.2.29, and repoquery v0.0.11, repoquery -l rpm prints nothing.
If you are having this issue, try adding the --installed flag: repoquery --installed -l rpm.
DNF Update:
To use dnf instead of yum-utils, use the following command:
$ dnf repoquery -l time
/usr/bin/time
/usr/share/doc/ti...
“R cannot be resolved to a variable”? [duplicate]
In Eclipse, I've created a project from a source and now it shows errors - "R cannot be resolved to a variable". From what I found here, I had cleared and rebuilt the project, but still the R file doesn't appear in the /gen folder.
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Getting a map() to return a list in Python 3.x
...t cases, this ends up saving memory, and should make things go faster.
If all you're going to do is iterate over this list eventually, there's no need to even convert it to a list, because you can still iterate over the map object like so:
# Prints "ABCD"
for ch in map(chr,[65,66,67,68]):
p...
How do you clear the SQL Server transaction log?
...ame size again, not very much is accomplished by shrinking it temporarily. Now, depending on the recovery goals of your database, these are the actions you should take.
First, take a full backup
Never make any changes to your database without ensuring you can restore it should something go wrong.
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How to do what head, tail, more, less, sed do in Powershell? [closed]
...also much faster than above option
gc log.txt | more # or less if you have it installed
gc log.txt | %{ $_ -replace '\d+', '($0)' } # sed
This works well enough for small files, larger ones (more than a few MiB) are probably a bit slow.
The PowerShell Community Extensions incl...
jasmine: Async callback was not invoked within timeout specified by jasmine.DEFAULT_TIMEOUT_INTERVAL
I have an angular service called requestNotificationChannel :
17 Answers
17
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App Inventor 2 拖拽物体教程 - 按住移动与碰撞检测 · App Inventor 2 中文网
...n 图像精灵1.Dragged(被拖动, 起X, 起Y, 当X, 当Y, 上X, 上Y) {
if 被拖动 {
图像精灵1.X = 图像精灵1.X + (当X - 上X)
图像精灵1.Y = 图像精灵1.Y + (当Y - 上Y)
}
}
注意：Dragged事件的坐标是相对于Canvas的，不是相对于Sprite的。需要计算...
What’s the best way to check if a file exists in C++? (cross platform)
I have read the answers for What's the best way to check if a file exists in C? (cross platform) , but I'm wondering if there is a better way to do this using standard c++ libs? Preferably without trying to open the file at all.
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Place cursor at the end of text in EditText
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Hey @Mullay, I am now handling it by overriding the onSelectionChanged() method of an EditText class: public void onSelectionChanged(int start, int end) { CharSequence text = getText(); if (text != null) { if (start != text.l...
Scala best way of turning a Collection into a Map-by-key?
If I have a collection c of type T and there is a property p on T (of type P , say), what is the best way to do a map-by-extracting-key ?
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