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Difference between malloc and calloc?
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calloc() gives you a zero-initialized buffer, while malloc() leaves the memory uninitialized.
For large allocations, most calloc implementations under mainstream OSes will get known-zeroed pages from the OS (e.g. via POSIX mm...
Javascript how to split newline
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or, more specifically, /\r?\n/ ... I think using | (or) would interleave empty results for CRLF line endings.
– Dusty
Oct 5 '16 at 16:39
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“java.lang.OutOfMemoryError : unable to create new native Thread”
...ing out of native threads, i.e. how many threads the operating system will allow your JVM to use.
This is an uncommon problem, because you rarely need that many. Do you have a lot of unconditional thread spawning where the threads should but doesn't finish?
You might consider rewriting into...
How to compare type of an object in Python?
Basically I want to do this:
14 Answers
14
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Installing Google Protocol Buffers on mac
I would like to install the older version of Google Protocol Buffers (protobuf-2.4.1) on mac using Terminal command line. I tried with brew install protobuf , but the latest version 2.5.0 has been installed. Is it possible to install the older version from terminal.
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Getting file size in Python? [duplicate]
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Thanks you all. I don't know if you can reply to all posts at once, so I'll just rply to the last answerer. I can't seem to get it to work. ` File "C:\\python\lib\genericpath.py", line 49, in getsize return os.stat(filename).st_siz...
Can you Run Xcode in Linux?
...l toolchain for Xcode (the gcc compiler family, the gdb debugger, etc.) is all open source and common to Unix and Linux platforms. But the IDE--the editor, project management, indexing, navigation, build system, graphical debugger, visual data modeling, SCM system, refactoring, project snapshots, e...
Detect if Android device has Internet connection
...User-Agent", "Test");
urlc.setRequestProperty("Connection", "close");
urlc.setConnectTimeout(1500);
urlc.connect();
return (urlc.getResponseCode() == 200);
} catch (IOException e) {
Log.e(LOG_TAG, "Error checking internet connectio...
GLib compile error (ffi.h), but libffi is installed
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If you have a Debian-based Linux OS with apt-get:
sudo apt-get install libffi-dev
With a Redhat-base OS:
yum install libffi-devel
With Alpine Linux:
apk add libffi-dev
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How to split a dos path into its components in Python
...y path straight to damnation. They won't realise until one day everything falls to pieces, and they -- or, more likely, somebody else -- has to work out why everything has gone wrong, and it turns out somebody made a filename that mixes slashes and backslashes -- and some person suggests that the an...