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Connect to a heroku database with pgadmin
...ase (postgres instance in Heroku), do the following:
Login to Heroku, and select the application in which you have the database
Select the Resources tab and then click on "Heroku Postgres Ad-on" (see below). This will open up a new tab.
Select the Settings tab and then click on "View Credential...
Xcode 5: Code signing entitlement errors
... This worked for me too. I am using Xcode 6.3. I was unable to select apple dev account for code signing. Totally unrelated error message was displayed everytime "ios app id 'xxxxxxxxx' does not support changes to the maps feature". A simple xcode restart fixed it for me.
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How long is the SHA256 hash?
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you can use this select statement to test it: SELECT length(to_base64(unhex(sha2('say hello to my little friend',256)))) , it is always 44 whatever the length of original string is.
– DrAhmedJava
Apr 9 '...
How to comment a block in Eclipse?
...Ctrl+Shift+c
Uncomment: Ctrl+Shift+c
For Multiple Lines (Toggle Effect)
(Select the lines you want to comment)
comment : Ctrl+Shift+c
Uncomment: Ctrl+Shift+c
It is for all html , css , jsp , java .
It gives toggle effect.
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Android Studio suddenly cannot resolve symbols
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1.) Choose File option from menu on left top side of android studio.
2.) Select the option : "Invalidate Cache/ Restart.." It will open an dialog.
3.) Click on the first button with option : "Invalidate and Restart"
4.) It will close the studio and restart it. Start indexing of the project.
It...
How to get the name of enumeration value in Swift?
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As of Xcode 7 beta 5 (Swift version 2) you can now print type names and enum cases by default using print(_:), or convert to String using String's init(_:) initializer or string interpolation syntax. So for your example:
enum City: Int {
case Melbourne = 1, Chelyabinsk, Bursa
}
let city ...
Connection to SQL Server Works Sometimes
... MYSQLINSTANCE
In the right-hand pane, right-click TCP/IP
Click Properties
Select the IP Addresses tab
For each listed IP address, ensure Active and Enabled are both Yes.
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How do you roll back (reset) a Git repository to a particular commit? [duplicate]
...u can also use gitk.
Right click on the commit you want to return to and select "Reset master branch to here". Then choose hard from the next menu.
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How can I connect to MySQL in Python 3 on Windows?
...k', user='root', passwd=None, db='mysql')
cur = conn.cursor()
cur.execute("SELECT Host,User FROM user")
for r in cur:
print(r)
cur.close()
conn.close()
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Unable to generate an explicit migration in entity framework
...s the same EF config in its app.config as the web project. but even when I selected the repository project as startup project it didnt work, but when I set the web project to startup it did.
– JimiSweden
Sep 22 '17 at 15:27
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