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Purpose of Django setting ‘SECRET_KEY’
...ents).
Unique tokens for a user session, password reset request, messages, etc.
Prevention of cross-site or replay attacks by adding (and then expecting) unique values for the request.
Generating a unique salt for hash functions.
So, the general answer is: There are many things in a Django app whi...
How is Racket different from Scheme?
...ure set far outweighs Scheme's now, with modules and language definitions, etc.
– CinchBlue
Dec 11 '17 at 2:57
1
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how to read System environment variable in Spring applicationContext
...ing system environment variables (i.e. OS-level variables set with export, etc), it only allows reading Java system properties.
– amoe
Nov 15 '13 at 13:24
2
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How do I center align horizontal menu?
... solutions, including the mix of inline-block / block / center-align etc., but haven't succeeded.
16 Answers
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Accessing an SQLite Database in Swift
...It provides an easy way to execute 'changes' (e.g. INSERT, UPDATE, DELETE, etc.):
if let err = SD.executeChange("INSERT INTO Cities (Name, Population, IsWarm, FoundedIn) VALUES ('Toronto', 2615060, 0, '1793-08-27')") {
//there was an error during the insert, handle it here
} else {
//no err...
How to set environment variable for everyone under my linux system?
...
As well as /etc/profile which others have mentioned, some Linux systems now use a directory /etc/profile.d/; any .sh files in there will be sourced by /etc/profile. It's slightly neater to keep your custom environment stuff in these file...
How do I pass the this context to a function?
...call:
var f = function () { console.log(this); }
f.call(that, arg1, arg2, etc);
Where that is the object which you want this in the function to be.
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Run MySQLDump without Locking Tables
...ld dump replicated slave or use lower-level snapshotting (lvm, zfs, btrfs, etc), keeping in mind FLUSH TABLES WITH READ LOCK stuff.
– Alex Offshore
Apr 11 '19 at 10:59
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What's the difference between MyISAM and InnoDB? [duplicate]
...f select, insert, updates, concurrency requirements, replication features, etc.
The logical design of the database should be centered around data analysis and user requirements; the choice to use a relational database would come later, and even later would the choice of MySQL as a relational databa...
Python: Ignore 'Incorrect padding' error when base64 decoding
...lens % 4 else 4)
try:
result = base64.decodestring(strg[:lenx])
except etc
Update: Any fiddling around adding padding or removing possibly bad bytes from the end should be done AFTER removing any whitespace, otherwise length calculations will be upset.
It would be a good idea if you showed us...