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CALL command vs. START with /WAIT option
...other win is, that you don't have to deal with resetting variables in your scripts.
– linux64kb
Feb 3 '19 at 9:45
...
Why does C++ not have reflection?
...e only have hammers, all things are going to look like nails, etc. Having script languages is useful for some jobs, and reflective OO-languages (Java, Obj-C, C#) are useful for another class of jobs, and super-efficient bare-bones close-to-the-machine languages are useful for yet another class of j...
UnicodeDecodeError when redirecting to file
...51\U0001D10C"
print uni.encode("utf-8")
This is because when you run the script manually python encodes it before outputting it to terminal, when you pipe it python does not encode it itself so you have to encode manually when doing I/O.
...
Proxies with Python 'Requests' module
...st.getproxies())
It works really well and urllib knows about getting Mac OS X and Windows settings as well.
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Why is creating a Thread said to be expensive?
...tem calls need to be made to create / register the native thread with the host OS.
Descriptors need to be created, initialized and added to JVM-internal data structures.
It is also expensive in the sense that the thread ties down resources as long as it is alive; e.g. the thread stack, any objects...
How can I tell if I'm running in 64-bit JVM or 32-bit JVM (from within a program)?
...the bitness of this JVM with:
System.getProperty("sun.arch.data.model");
Possible results are:
"32" – 32-bit JVM
"64" – 64-bit JVM
"unknown" – Unknown JVM
As described in the HotSpot FAQ:
When writing Java code, how do I distinguish between 32 and 64-bit operation?
There's no public API th...
How to create full compressed tar file using Python?
... a .tar.gz (aka .tgz) for an entire directory tree:
import tarfile
import os.path
def make_tarfile(output_filename, source_dir):
with tarfile.open(output_filename, "w:gz") as tar:
tar.add(source_dir, arcname=os.path.basename(source_dir))
This will create a gzipped tar archive contain...
How can I get name of element with jQuery?
...>
jQuery:
$(function() {
var name = $('#foo').attr('name');
alert(name);
console.log(name);
});
This uses jQuery's .attr() method to get value for the first element in the matched set.
While not specifically jQuery, the result is shown as an alert prompt and written to the brow...
ORA-01882: timezone region not found
...nvironment variable also worked for me. I was having problems with a shell script that set up the environment for running a separate tool that, in turn, accessed Oracle.
– David Keener
Oct 14 '15 at 20:07
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How to debug Apache mod_rewrite
...completely replaced by the new per-module logging configuration.
LogLevel alert rewrite:trace6
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