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How do you merge two Git repositories?
... rewriting the history as described in other answers.
The git-subtree command is a part of official git-contrib, some packet managers install it by default (OS X Homebrew).
But you might have to install it by yourself in addition to git.
...
Angular HttpPromise: difference between `success`/`error` methods and `then`'s arguments
...mment below, success() does return the original promise. I'll not change; and leave it to OP to edit.
The major difference between the 2 is that .then() call returns a promise (resolved with a value returned from a callback) while .success() is more traditional way of registering callbacks and d...
Evaluating a mathematical expression in a string
...ppend(toks[0])
def pushUMinus(self, strg, loc, toks):
if toks and toks[0] == '-':
self.exprStack.append('unary -')
def __init__(self):
"""
expop :: '^'
multop :: '*' | '/'
addop :: '+' | '-'
integer :: ['+' | '-'] '0'..'9'+
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How to find an available port?
...nt to start a server which listen to a port. I can specify port explicitly and it works. But I would like to find a port in an automatic way. In this respect I have two questions.
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How do I use regex in a SQLite query?
...he regexp() user function. No regexp() user function is defined by default and so use of the REGEXP operator will normally result in an error message. If a application-defined SQL function named "regexp" is added at run-time, that function will be called in order to implement the REGEXP operator. (s...
Extracting an attribute value with beautifulsoup
... @Seth - no, because he is looking for input-tag's attrib 'value', and .contents returns the text encapsulated by the tag (<span>I am .contents</span>) -- (just replying now because I had to double check what was going on; figure someone else may benefit)
– ...
iOS start Background Thread
... is responsible for setting up the new thread's autorelease pool, run loop and other configuration details – see "Using NSObject to Spawn a Thread" in Apple's Threading Programming Guide.
You'd probably be better off using Grand Central Dispatch, though:
dispatch_async(dispatch_get_global_queue(...
Disable JavaScript error in WebBrowser control
...
This disables the script errors and also disables other windows.. such as the NTLM login window or the client certificate accept window. The below will suppress only javascript errors.
// Hides script errors without hiding other dialog boxes.
private voi...
How to randomly select an item from a list?
...
Use random.choice()
import random
foo = ['a', 'b', 'c', 'd', 'e']
print(random.choice(foo))
For cryptographically secure random choices (e.g. for generating a passphrase from a wordlist) use secrets.choice()
import secrets
f...
Converting a string to int in Groovy
I have a String that represents an integer value and would like to convert it to an int . Is there a groovy equivalent of Java's Integer.parseInt(String) ?
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