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SHA1 vs md5 vs SHA256: which to use for a PHP login?
I'm making a php login, and I'm trying to decide whether to use SHA1 or Md5, or SHA256 which I read about in another stackoverflow article. Are any of them more secure than others? For SHA1/256, do I still use a salt?
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BLE（二）信道&数据包&协议栈格式 - 创客硬件开发 - 清泛IT社区，...
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Service和Characteristic则是比较重要的，Service可以理解为PHP中的“类”、功能对象的集合。Characteristic可以理解为PHP的“函数”，是GATT中具体的功能对象，每个Service都可以包含一个或多个Characteristic（特征）。Characteristic是GATT pr...
Laravel Eloquent: Ordering results of all()
...sorting the collection with sortBy() happens inside the Laravel Engine (in PHP), while the orderBy() is done in the database. Surely the database is going to be quicker in almost all conceivable situations, and as your dataset increases so will the disparity in performance. I'd love to hear other pe...
URL encoding the space character: + or %20?
...s is not very consistent across languages, though.
If I'm not mistaken, in PHP urlencode() treats spaces as + whereas Python's urlencode() treats them as %20.
EDIT:
It seems I'm mistaken. Python's urlencode() (at least in 2.7.2) uses quote_plus() instead of quote() and thus encodes spaces as "+".
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Which characters are valid in CSS class names/selectors?
...ger's comment over two years later, according to w3counter.com/globalstats.php IE6 is now used by less than 3% of users, behind IE9 on 4%, IE7 on 9%, IE8 on 22%. All versions of Firefox have 28%, all versions of Chrome have 17%.
– Daniel Earwicker
Jun 15 '11 at...
Determine the line of code that causes a segmentation fault?
...nuces - Google around. For Arch Linux, read this wiki.archlinux.org/index.php/Core_dump
– Mawg says reinstate Monica
Jan 24 '17 at 16:35
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Chrome says “Resource interpreted as script but transferred with MIME type text/plain.”, what gives?
...fficiently configured, misconfigured, or a server-side application (e. g., PHP) is generating the client-side script resource.
Proper MIME media types for ECMAScript implementations like JavaScript include:
text/javascript (registered as obsolete, not deprecated; but still valid, and supported be...
How to preview git-pull without doing fetch?
...ill list the files that will be updated:
diff --git a/app/controller/xxxx.php b/app/controller/xxxx.php
diff --git a/app/view/yyyy.php b/app/view/yyyy.php
For example app/controller/xxxx.php and app/view/yyyy.php will be updated.
Comparing two commits using git diff prints all updated files with...
Jump to function definition in vim
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php is C-like enough that "Exuberant ctags" should work with it. Don't know if it has a python mode.
– Paul Tomblin
Mar 11 '09 at 18:38
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What's the difference between isset() and array_key_exists()? [duplicate]
...t will return false when the array value is set to null.
See isset on the PHP documentation site.
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