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How do I create a new Git branch from an old commit? [duplicate]
I have a Git branch called jzbranch and have an old commit id: a9c146a09505837ec03b .
1 Answer
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Ruby, Difference between exec, system and %x() or Backticks
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system
The system method calls a system program. You have to provide the command as a string argument to this method. For example:
>> system("date")
Wed Sep 4 22:03:44 CEST 2013
=> true
The invoked program will use the current STDIN, STD...
How to perform Unwind segue programmatically?
...rd this is very easy. You just drag the action to "Exit". But how should I call it from my code?
10 Answers
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Convert string to integer type in Go?
...p;i); err == nil {
fmt.Printf("i=%d, type: %T\n", i, i)
}
Output (if called with argument "123"):
i=123, type: int
i=123, type: int64
i=123, type: int
Parsing Custom strings
There is also a handy fmt.Sscanf() which gives even greater flexibility as with the format string you can specify th...
Matplotlib (pyplot) savefig outputs blank image
... values that depend whether or not T0 exists.
Second, after plt.show() is called, a new figure is created. To deal with this, you can
Call plt.savefig('tessstttyyy.png', dpi=100) before you call plt.show()
Save the figure before you show() by calling plt.gcf() for "get current figure", then you c...
javax.faces.application.ViewExpiredException: View could not be restored
...session cookie is not maintained anymore for some reason in browser, or by calling HttpSession#invalidate() in server, or due a server specific bug with session cookies as known in WildFly), then the serialized view state is not available anymore in the session and the enduser will get this exceptio...
How can I get zoom functionality for images?
...ew constructor to: TouchImageView(Context context, AttributeSet attrs) and call super(context, attrs); This is because when you inflate the custom view, it is constructed with two parameters, rather than just one. When I get around to it, I will fix TouchImageView to support the three view construct...
how to compare two elements in jquery [duplicate]
...by @R-U-Bn. The following does the trick: a.is(b)
– JCallico
Mar 8 '12 at 19:43
1
@mikeycgto usin...
How do I reset a sequence in Oracle?
...Extensions are...
Pass in the seed value as a parameter. Why? I like to call the thing resetting the sequence back to the max ID used in some table. I end up calling this proc from another script which executes multiple calls for a whole bunch of sequences, resetting nextval back down to some le...
Difference between attr_accessor and attr_accessible
...rwrite default accessor")
Say for instance that: we have a database table called "users" that contains three columns "firstname", "lastname" and "role" :
SQL instructions :
CREATE TABLE users (
firstname string,
lastname string
role string
);
I assumed that you set the option config.activ...