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Checking whether a variable is an integer or not [duplicate]
...nt even if the real part is integral and imaginary part is 0.
(np.int8|16|32|64(5) means that np.int8(5), np.int32(5), etc. all behave identically)
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Why does the 260 character path length limit exist in Windows?
...ealize that the system tracked the current path per drive, and we have 26 (32 with symbols) maximum drives (and current directories).
The INT 0x21 AH=0x47 says “This function returns the path description without the drive letter and the initial backslash.” So we see that the system stores the C...
What do the following phrases mean in C++: zero-, default- and value-initialization?
...aware of is that MSVC follows the C++98 rules, even in VS 2008 (VC 9 or cl.exe version 15.x).
The following snippet shows that MSVC and Digital Mars follow C++98 rules, while GCC 3.4.5 and Comeau follow the C++03 rules:
#include <cstdio>
#include <cstring>
#include <new>
struct ...
Add st, nd, rd and th (ordinal) suffix to a number
...4th
25 25th
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How to generate unique ID with node.js
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The fastest possible way to create random 32-char string in Node is by using native crypto module:
const crypto = require("crypto");
const id = crypto.randomBytes(16).toString("hex");
console.log(id); // => f9b327e70bbcf42494ccb28b2d98e00e
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Verify a certificate chain using openssl verify
... file (on Unix). On Windows you can just open a text editor (like notepad.exe) and paste the certificates into the file, the first needed on top and following the others.
There is another thing. The files need to be in PEM format. Some CAs issue DER (a binary) format. PEM is easy to spot: It i...
Creating a comma separated list from IList or IEnumerable
...3539 Hz, Resolution=309.2587 ns, Timer=TSC
[Host] : Clr 4.0.30319.42000, 64bit RyuJIT-v4.6.1637.0
Clr : Clr 4.0.30319.42000, 64bit RyuJIT-v4.6.1637.0
Core : .NET Core 4.6.25009.03, 64bit RyuJIT
Method | Job | Runtime | Mean | Error | StdDev | Min | ...
Embed SVG in SVG?
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answered Jun 8 '19 at 9:32
SafteverSaftever
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How do I run a program with commandline arguments using GDB within a Bash script?
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You can run gdb with --args parameter,
gdb --args executablename arg1 arg2 arg3
If you want it to run automatically, place some commands in a file (e.g. 'run') and give it as argument: -x /tmp/cmds. Optionally you can run with -batch mode.
gdb -batch -x /tmp/cmds --args e...
Seeding the random number generator in Javascript
...seed generating procedure (for sake of simplicity), but accept one or more 32-bit values as the initial state of the PRNG. Similar seeds (e.g. a simple seed of 1 and 2) can cause correlations in weaker PRNGs, resulting in the output having similar properties (such as randomly generated levels being ...