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Override Java System.currentTimeMillis for testing time sensitive code
Is there a way, either in code or with JVM arguments, to override the current time, as presented via System.currentTimeMillis , other than manually changing the system clock on the host machine?
...
How can I make Bootstrap columns all the same height?
...-4" style="background-color: yellow">
catz
<img width="100" height="100" src="https://placekitten.com/100/100/">
</div>
<div class="col-md-4" style="background-color: green">
some more content
</div>
</div>
&l...
What is the exact meaning of Git Bash?
...t\1.7.1\bin\sh.exe" --login -i"
This differs from git-cmd.bat, which provides git commands in a plain DOS command prompt.
A tool like GitHub for Windows (G4W) provides different shell for git (including a PowerShell one)
Update April 2015:
Note: the git bash in msysgit/Git for windows 1.9.5 i...
How can I obtain the element-wise logical NOT of a pandas Series?
...ctually tested the tilde as it was mentioned in the documentation, but it didn't perform the same as np.invert :S
– root
Apr 14 '13 at 13:11
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Are C# events synchronous?
...ng is done by simply invoking the final combined delegate
Here's what I did. The program I used:
public class Foo
{
// cool, it can return a value! which value it returns if there're multiple
// subscribers? answer (by trying): the last subscriber.
public event Func<int, string>...
How to get datetime in JavaScript?
...ething (I've messed this up royally in the past).
– sidewinderguy
Apr 11 '16 at 21:07
1
I don't u...
'typeid' versus 'typeof' in C++
I am wondering what the difference is between typeid and typeof in C++. Here's what I know:
6 Answers
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Understanding exactly when a data.table is a reference to (vs a copy of) another data.table
...just changing the elements that need to be changed. That's important to avoid for large data, and why := and set() were introduced to data.table.
Now, with our copied newDT we can modify it by reference :
newDT
# a b
# [1,] 1 11
# [2,] 2 200
newDT[2, b := 400]
# a b # See FA...
what exactly is device pixel ratio?
...any different device pixel ratios, you should use CSS Media Queries to provide different sets of resources for different groups of devices. Combine this with nice tricks like background-size: cover or explicitly set the background-size to percentage values.
Example
#element { background-image: url...
Resolving LNK4098: defaultlib 'MSVCRT' conflicts with
... edited Nov 12 '14 at 17:01
Bridge
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answered Apr 11 '11 at 12:30
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