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Remove non-numeric characters (except periods and commas) from a string
...rrect ones and potentially confuse researchers and waste researchers' time reading inappropriate insights. Here is another example of content that missed being called out: stackoverflow.com/a/37500756/2943403 Stack Overflow is a less effective researching tool when the content is provably incorrec...
How to make a HTML Page in A4 paper size page(s)?
...icle dives into things like setting page-breaks, etc. so you might want to read that completely.
In your case, the trick is to create the print CSS first. Most modern browsers (>2005) support zooming and will already be able to display a website based on the print CSS.
Now, you'll want to make...
When should I use the assets as opposed to raw resources in Android?
...any compressed asset file with an uncompressed size of over 1 MB cannot be read from the APK. Which is mentioned here groups.google.com/forum/#!topic/android-developers/lguGFJD-JRs
– user370305
May 27 '14 at 17:49
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How to reload apache configuration for a site without restarting apache
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@cs01 Where do you read that the httpd daemon will be restarted? Everything I read on the link provided in the answer says things like apachectl graceful: Gracefully restarts the Apache daemon by sending it a SIGUSR1. If the daemon is not runni...
Converting PKCS#12 certificate into PEM using OpenSSL
...on
with open("push.p12", "rb") as file:
p12 = crypto.load_pkcs12(file.read(), "my_passphrase")
# PEM formatted private key
print crypto.dump_privatekey(crypto.FILETYPE_PEM, p12.get_privatekey())
# PEM formatted certificate
print crypto.dump_certificate(crypto.FILETYPE_PEM, p12.get_certificate...
Check if a string contains a string in C++
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Do you really need the "usings"? When I read this code, I have no idea whether contains is std::contains or boost::contains, which seems like a significant drawback. I guess std::contains doesn't currently exist, but I'm not sure it's reasonable to assume the read...
Signal handling with multiple threads in Linux
In Linux, what happens when a program (that possibly has multiple threads) receives a signal, like SIGTERM or SIGHUP?
2 Ans...
Get current batchfile directory
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System read-only variable %CD% keeps the path of the caller of the batch, not the batch file location.
You can get the name of the batch script itself as typed by the user with %0 (e.g. scripts\mybatch.bat). Parameter extensions ca...
Why exactly is eval evil?
...tanding what macros are really for and not understanding that a function already does the job.
It often is the wrong tool for the job to use EVAL and it often indicates that the beginner does not understand the usual Lisp evaluation rules.
If you think you need EVAL, then check if something like FUN...
Can JavaScript connect with MySQL?
...t’s a connector that can be called directly from your JavaScript code to read and write your data. As it accesses the data nodes directly, there is no extra latency from passing through a MySQL Server and need to convert from JavaScript code//objects into SQL operations. If for some reason, you’...