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Check if a string has white space
I'm trying to check if a string has white space . I found this function but it doesn't seem to be working:
7 Answers
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In git how is fetch different than pull and how is merge different than rebase?
...ch and additionally merge the changes into your local branch.
What's the difference? pull updates you local branch with changes from the pulled branch. A fetch does not advance your local branch.
merge vs rebase
Given the following history:
C---D---E local
/
A---B---F---G...
MySQL show current connection info
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If I executed this command on cmd of navicat, it gave me 1064 - You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'status' at line 1 error....
Django migration strategy for renaming a model and relationship fields
...nameField('YetAnotherModel', 'foo', 'bar')
]
You may get some errors if you don't update the names where it's imported e.g. admin.py and even older migration files (!).
Update: As ceasaro mentions, newer versions of Django are usually able to detect and ask if a model is renamed. So try manag...
When to wrap quotes around a shell variable?
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General rule: quote it if it can either be empty or contain spaces (or any whitespace really) or special characters (wildcards). Not quoting strings with spaces often leads to the shell breaking apart a single argument into many.
$? doesn't need q...
How to find common elements from multiple vectors?
...ect(a,b),c)
will do the job.
EDIT: More cleverly, and more conveniently if you have a lot of arguments:
Reduce(intersect, list(a,b,c))
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How to install APK from PC?
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If they use Gmail, you can email the APK to them, and when they receive the email in the Android Gmail client the email has an "Install" button on it. Installing apps via Gmail is very easy, however do note that before anyone...
Can't push to GitHub because of large file which I already deleted
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Note that if you want apply these changes to ALL branches, you need to use a --all flag instead of HEAD
– Nick Spreitzer
Apr 20 '16 at 23:42
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What are the benefits to marking a field as `readonly` in C#?
...nly? Is it just protecting against someone changing its value during the lifecycle of the class or does using this keyword result in any speed or efficiency improvements?
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Convert blob URL to normal URL
... does not make sense, in general, to convert a Blob URL to a "normal" URL. If you wanted an ordinary URL, you would have to send the data from the browser to a server and have the server make it available like an ordinary file.
It is possible convert a blob: URL into a data: URL, at least in Chrome...