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Allowed characters in filename [closed]
Where can I find a list of allowed characters in filenames, depending on the operating system?
(e.g. on Linux, the character : is allowed in filenames, but not on Windows)
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When exactly is it leak safe to use (anonymous) inner classes?
I have been reading some articles on memory leaks in Android and watched this interesting video from Google I/O on the subject .
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Is there a way to check if WPF is currently executing in design mode or not?
Does anyone know of some global state variable that is available so that I can check if the code is currently executing in design mode (e.g. in Blend or Visual Studio) or not?
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Generate random int value from 3 to 6
...gh 6
SELECT ABS(CHECKSUM(NEWID()) % 4) + 3
Dynamic (Based on Eilert Hjelmeseths Comment)
SELECT ABS(CHECKSUM(NEWID()) % (@max - @min + 1)) + @min
Updated based on comments:
NEWID generates random string (for each row in return)
CHECKSUM takes value of string and creates number
modulus (%) ...
HTML5 textarea placeholder not appearing
... text area will not appear. It seems as though it may be covered up with some blank spaces and tabs. When you focus on the text area and delete from where the cursor puts itself, then leave the text area, the proper placeholder then appears.
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How to access app.config in a blueprint?
...access that request context from other places (without passing it as a parameter, but as some sort of global parameter)?
– carkod
Nov 16 '19 at 17:39
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Can I safely delete contents of Xcode Derived data folder?
...oject work. Contents of DerivedData folder is generated during the build time and you can delete them if you want. It's not an issue.
The contents of DerivedData will be recreated when you build your projects again.
Xcode8+ Update
From the Xcode8 that removed project option from the window tab ...
Daylight saving time and time zone best practices [closed]
...d the answers to it the definitive guide to dealing with daylight saving time, in particular for dealing with the actual change overs.
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Can you delete multiple branches in one command with Git?
...nch for you with a single invocation. Unfortunately it doesn't do branch name completion. Although, in bash, you can do:
git branch -D `git branch | grep -E '^3\.2\..*'`
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How to use PyCharm to debug Scrapy projects
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The scrapy command is a python script which means you can start it from inside PyCharm.
When you examine the scrapy binary (which scrapy) you will notice that this is actually a python script:
#!/usr/bin/python
from scrapy.cmdline import execute
execute()
This mea...