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How do I rename a column in a SQLite database table?
...ts. Warning: misuse of this pragma can easily result in a corrupt database file.
alter table
SQLite supports a limited subset of ALTER TABLE. The ALTER TABLE command in SQLite allows the user to rename a table or to add a new column to an existing table. It is not possible to rename a column, remov...
git remote add with other SSH port
...
You need to edit your ~/.ssh/config file. Add something like the following:
Host example.com
Port 1234
A quick google search shows a few different resources that explain it in more detail than me.
...
JBoss vs Tomcat again [closed]
...d security, e.g. out-of-the-box integration with 3rd party directories
EAR file instead of "only" WAR file support
all the other "great" Java EE features I can't remember :-)
In my opinion Tomcat is a very good fit if it comes to web centric, user facing applications. If backend integration comes ...
Getting “type or namespace name could not be found” but everything seems ok?
...tibility between two projects.
It can happen in two ways:
a client profile project referencing a full framework project; or
an older framework version targeting a newer framework version
For example it will happen when an application is set to target the .Net 4 Client Profile framework, and ...
How do I use disk caching in Picasso?
...
This is what I did. Works well.
First add the OkHttp to the gradle build file of the app module:
compile 'com.squareup.picasso:picasso:2.5.2'
compile 'com.squareup.okhttp3:okhttp:3.10.0'
compile 'com.jakewharton.picasso:picasso2-okhttp3-downloader:1.1.0'
Then make a class extending Application...
How do I disable fail_on_empty_beans in Jackson?
... Spring Boot, you can set the following property in application.properties file.
spring.jackson.serialization.FAIL_ON_EMPTY_BEANS=false
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demystify Flask app.secret_key
... 2 ) create a cookie
>>> cookie = make_cookie(
... name='_profile',
... content='uid=382|membership=regular',
... ...
... expires='July 1 2030...'
... )
>>> print(cookie)
name: _profile
content: uid=382|membership=regular...
...
...
expires: July 1 2030, ...
Spark java.lang.OutOfMemoryError: Java heap space
...iver memory can't be larger than the input size. Consider you have a 160gb file to be loaded into your cluster. so, for that, you would create a driver with 161 GB? that's not feasible. Its how you determine the number of executors, their memory, and the buffer for overhead memory and their OS. You ...
Difference between Xcode version (CFBundleShortVersionString) and build (CFBundleVersion)
...binary you uploaded was invalid. The key CFBundleVersion in the Info.plist file must contain a higher version than that of the previously uploaded version."
– malhal
Nov 2 '12 at 21:12
...
Running a cron job on Linux every six hours
...itself. To help debug any issues I would also redirect stdout/err to a log file.
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