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Why aren't variables declared in “try” in scope in “catch” or “finally”?
...hardBurkhard
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UDP 实验 - 两台手机在局域网里互发消息 · App Inventor 2 中文网
...端口 5000”，且没有跳出失败。
端口两边必须一样。1024 以下是系统保留端口，普通 App 用不了，
挑 5000~60000 之间的随便一个即可。
同一个端口同一台设备上只能被一个 App 占用，报失败多半是上次没停就重开了。
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What is default color for text in textview?
...ion, text color defined by theme is not inherited by TextView added dynamically from code. It always appears in white regardless of dark/light theme.
– shiouming
Dec 20 '17 at 23:54
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What is causing “Unable to allocate memory for pool” in PHP?
I've occasionally run up against a server's memory allocation limit, particularly with a bloated application like Wordpress, but never encountered "Unable to allocate memory for pool" and having trouble tracking down any information.
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Django's SuspiciousOperation Invalid HTTP_HOST header
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If your ALLOWED_HOSTS is set correctly, then it is possible someone is probing your site for the vulnerability by spoofing the header.
There is discussion right now by the Django developers to change this from a 500 internal server...
Removing all unused references from a project in Visual Studio projects
... wondered if it possible within various Visual Studio versions to automatically remove all references from a project that were never been used?
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How to make vim paste from (and copy to) system's clipboard?
...ent working file. It so happens I have to either open gedit or type it manually.
31 Answers
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How to check if a variable is a dictionary in Python?
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answered Aug 10 '14 at 19:04
Padraic CunninghamPadraic Cunningham
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android: move a view on touch move (ACTION_MOVE)
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Alex Karshin
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answered Feb 22 '12 at 16:29
Vyacheslav Shy...
WiX tricks and tips
...include file. Enables re-use, variables are faster to find and (if needed) allows for easier manipulation by an external tool.
Define Platform variables for x86 and x64 builds
<!-- Product name as you want it to appear in Add/Remove Programs-->
<?if $(var.Platform) = x64 ?>
<?defin...