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How can I have a newline in a string in sh?
...rom the Bash manual page:
Words of the form $'string' are treated specially. The word expands to
string, with backslash-escaped characters replaced as specified by the
ANSI C standard. Backslash escape sequences, if present, are decoded
as follows:
\a alert (bell)
...
Behaviour of increment and decrement operators in Python
...e applied on a variable (like ++count ). It compiles, but it does not actually change the value of the variable!
9 Answers...
How to add target=“_blank” to JavaScript window.location?
...
@twinlakes this gets blocked in all modern browsers.
– Ben Racicot
Nov 4 '15 at 15:21
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How do I unit test web api action method when it returns IHttpActionResult?
...red Nov 12 '13 at 18:46
Kiran ChallaKiran Challa
52.2k1212 gold badges165165 silver badges148148 bronze badges
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What's a redirect URI? how does it apply to iOS app for OAuth2.0?
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So, you do need to set up your own web site given in the redirect_uri, is that correct?
– huggie
Sep 1 '14 at 5:07
1
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How to verify if a file exists in a batch file?
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Reminder: IF, EXIST, ELSE, REM, DEL, etc. all work in lowercase as well!
– Terra Ashley
Jul 19 '16 at 23:57
1
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How to determine CPU and memory consumption from inside a process?
... quite a while, perhaps I've been only a bit stupid...)
Note: for clarity all error checking has been omitted from the following code. Do check the return codes...!
Total Virtual Memory:
#include "windows.h"
MEMORYSTATUSEX memInfo;
memInfo.dwLength = sizeof(MEMORYSTATUSEX);
GlobalMemoryStatus...
How to ALTER multiple columns at once in SQL Server
.... Each statement means a new scan but if you could alter multiple columns, all altering could have been much quicker
– erikkallen
Sep 8 '16 at 6:31
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Qt: can't find -lGL error
I just reinstalled QtCreator, created new project ( Qt Application ) an got this after compilation:
8 Answers
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mongodb group values by multiple fields
... $slice just off the basic aggregation result. For "large" results, run parallel queries instead for each grouping ( a demonstration listing is at the end of the answer ), or wait for SERVER-9377 to resolve, which would allow a "limit" to the number of items to $push to an array.
db.books.aggregate(...