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Why does Javascript's regex.exec() not always return the same value? [duplicate]
... in a loop, you can stop it after a desired number of matches.
Here's a demonstration of a typical approach to using the regex in a loop. It takes advantage of the fact that exec returns null when there are no more matches by performing the assignment as the loop condition.
var re = /foo_(\d+)/g...
Obfuscated C Code Contest 2006. Please explain sykes2.c
...it.
Indenting:
main(_) {
_^448 && main(-~_);
putchar(--_%64
? 32 | -~7[__TIME__-_/8%8][">'txiZ^(~z?"-48] >> ";;;====~$::199"[_*2&8|_/64]/(_&2?1:8)%8&1
: 10);
}
Introducing variables to untangle this mess:
main(int i) {
if(i^448)
m...
cpuid汇编指令 - C/C++ - 清泛网 - 专注C/C++及内核技术
... 28 HTT Multi-Threading
29 TM Thermal Monitor
30 IA64 IA64 Capabilities
31 PBE Pending Break Enable
ECX定义如下（资料来自Intel）：
bit Name Description
---------------------------------------------------------
00 SSE3 ...
How to use underscore.js as a template engine?
...t;">
<!-- use %- to inject un-sanitized user input (see 'Demo of XSS hack') -->
<h3><%- item.name %></h3>
<p><%- item.interests %></p>
</td>
</tr>
<%
});
%>
&l...
How can I transform between the two styles of public key format, one “BEGIN RSA PUBLIC KEY”, the oth
...y();
echo $rsa->getPublicKey(CRYPT_RSA_PUBLIC_FORMAT_PKCS1_RAW);
The base64-encoded stuff appears to match even though the header says BEGIN PUBLIC KEY and not BEGIN RSA PUBLIC KEY. So maybe just use str_replace to fix that and you should be good to go!
...
What are the calling conventions for UNIX & Linux system calls (and user-space functions) on i386 an
...int $0x80
http://www.int80h.org/bsdasm/#default-calling-convention
x86-64 Linux System Call convention:
x86-64 Mac OS X is similar but different. TODO: check what *BSD does.
Refer to section: "A.2 AMD64 Linux Kernel Conventions" of System V Application Binary Interface AMD64 Architecture Proc...
Match whitespace but not newlines
... would match white spaces but not of a new line character.
(?:(?!\n)\s)
DEMO
If you want to add carriage return also then add \r with the | operator inside the negative lookahead.
(?:(?![\n\r])\s)
DEMO
Add + after the non-capturing group to match one or more white spaces.
(?:(?![\n\r])\s)+
...
Hashing a dictionary?
...nto nested tuples and make_hash_sha256() will also convert the repr() to a base64 encoded SHA256 hash.
import hashlib
import base64
def make_hash_sha256(o):
hasher = hashlib.sha256()
hasher.update(repr(make_hashable(o)).encode())
return base64.b64encode(hasher.digest()).decode()
def m...
Catch All Bugs with BugTrap! - 开源 & Github - 清泛网 - 专注IT技能提升
...developer's computer by e-mail, over HTTP, or through a fast low-level TCP-based network protocol. The BugTrap server automatically manages the error reports repository, and notifies developers about any new errors.
BugTrap stores error descriptions in log and mini-dump files. Mini-dump files may...
Catch All Bugs with BugTrap! - 开源 & Github - 清泛网 - 专注IT技能提升
...developer's computer by e-mail, over HTTP, or through a fast low-level TCP-based network protocol. The BugTrap server automatically manages the error reports repository, and notifies developers about any new errors.
BugTrap stores error descriptions in log and mini-dump files. Mini-dump files may...