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not:first-child selector
...he :not selector's limitation (it only accepts a simple selector as an argument) then you can use another technique:
Define a rule that has greater scope than what you intend and then "revoke" it conditionally, limiting its scope to what you do intend:
div ul {
background-color: #900; /* appl...
compareTo() vs. equals()
...or equality of String 's in Java I have always used equals() because to me this seems to be the most natural method for it. After all, its name already says what it is intended to do. However, a colleague of mine recently told me had been taught to use compareTo() == 0 instead of equals() . Th...
How to alter a column and change the default value?
...ARCHAR(255) NOT NULL DEFAULT '{}';
A second possibility which does the same (thanks to juergen_d):
ALTER TABLE foobar_data CHANGE COLUMN col col VARCHAR(255) NOT NULL DEFAULT '{}';
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impro...
How do you turn off version control in android studio?
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Thanks a ton , i was getting some errors with git and i'm just learning stuff and did;nt need Version control after all
– Sainath S.R
Dec 28 '14 at 9:58
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git: Switch branch and ignore any changes without committing
...nd was ready to commit my changes, so I made a commit with a useful commit message. I then absentmindedly made minor changes to the code that are not worth keeping. I now want to change branches, but git gives me,
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Is it possible to specify the schema when connecting to postgres with JDBC?
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I know this was answered already, but I just ran into the same issue trying to specify the schema to use for the liquibase command line.
Update
As of JDBC v9.4 you can specify the url with the new currentSchema parameter like so:
jdbc:postgresql://localhost:5432/mydatabase?currentS...
Scroll Automatically to the Bottom of the Page
...uestions. When I click on the first question, it should automatically take me to the bottom of the page.
23 Answers
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How to clear an ImageView in Android?
I am reusing ImageView s for my displays, but at some point I don't have values to put it.
17 Answers
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git: updates were rejected because the remote contains work that you do not have locally
...git pull <remote> master:dev will fetch the remote/master branch and merge it into your local/dev branch.
git pull <remote> dev will fetch the remote/dev branch, and merge it into your current branch.
I think you said the conflicting commit is on remote/dev, so that is the branch you p...
Moving default AVD configuration folder (.android)
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I've found the answer.
Move .android folder to E:\Android
Create environment variable called
ANDROID_SDK_HOME and set its value to
E:\Android
Setting the environment variable on Windows XP or Windows 7:
Right-click on My Computer and choose "Properties"
Click the "Advanced" tab
Click the butt...