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Is there a “do … while” loop in Ruby?
...mple: puts k if !k.nil?. Here 'if' is a 'modifier':it is checked BEFORE,in order to determine whether executing the 'puts k' statement.That's not the case of while/until loops that(when used as modifiers of a begin-end-block!),are evaluated AFTER the first execution.Maybe this caused the regretting,...
What is a loop invariant?
...posing the loop is iterating with i, at the end of each loop, the array is ordered until the i-th element.
– Clash
Apr 7 '11 at 16:23
5
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Add a common Legend for combined ggplots
...
If you slightly change the order of commands you can do this in one line: combined <- p1 + p2 + plot_layout(guides = "collect") & theme(legend.position = "bottom")
– mlcyo
Apr 23 at 23:20
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puts vs logger in rails rake tasks
...t few lines of a large
file. This can be useful for viewing
log files, etc.
Even more useful in some situations,
is the '-f' parameter to the 'tail'
command. This causes tail to 'follow'
the output of the file. Initially, the
response will be the same as for
'tail' on its own - th...
How to access session variables from any class in ASP.NET?
...ion overhead by sticking to primitive types (e.g. int, string, char, byte, etc.). Custom objects will be faced with serialization. User beware.
– Zack Jannsen
Aug 16 '12 at 22:37
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Breaking out of a nested loop
...;
Note that in C# 7 we should get "local functions", which (syntax tbd etc) means it should work something like:
// local function (declared **inside** another method)
void Work()
{
for (int x = 0; x < 100; x++)
{
for (int y = 0; y < 100; y++)
{
return;...
How can I get device ID for Admob
...
My log says: "Use AdRequest.Builder.addTestDevice("5EXXXX etc") to get test ads on this device."
– Mark Bridges
Feb 2 '14 at 9:49
2
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When is “i += x” different from “i = i + x” in Python?
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Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
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Convert string to number and add one
... @Justin Niessner, fair enough. Brackets can help clarify the order of execution too. +1 for a clear quick answer though. Just bet me to it.
– Chris Snowden
Oct 6 '11 at 13:07
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Excel “External table is not in the expected format.”
... installing multiple office versions and various office sdk's, assemblies, etc. had led to the ACEOleDB.dll reference in the registry pointing to the OFFICE12 folder instead of OFFICE14 in
C:\Program Files\Common Files\Microsoft Shared\OFFICE14\ACEOLEDB.DLL
From the link:
Alternatively, you can m...