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Merge, update, and pull Git branches without using checkouts
...ch>
Examples:
# Merge local branch foo into local branch master,
# without having to checkout master first.
# Here `.` means to use the local repository as the "remote":
git fetch . foo:master
# Merge remote branch origin/foo into local branch foo,
# without having to checkout foo first:
git fe...
How do I get a file's directory using the File object?
...arentFile()) to give you what you want.
Additionally, if you want to find out whether the original File does exist and is a directory, then exists() and isDirectory() are what you're after.
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Extract public/private key from PKCS12 file for later use in SSH-PK-Authentication
...tainer:
PKCS#1 Private key
openssl pkcs12 -in yourP12File.pfx -nocerts -out privateKey.pem
Certificates:
openssl pkcs12 -in yourP12File.pfx -clcerts -nokeys -out publicCert.pem
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improv...
How to print out a variable in makefile
...e, I have a variable 'NDK_PROJECT_PATH', my question is how can I print it out when it compiles?
15 Answers
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How can we redirect a Java program console output to multiple files?
How can we redirect the eclipse console output to a file? I can:
5 Answers
5
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Replacing Pandas or Numpy Nan with a None to use with MysqlDB
...ing MysqlDB . MysqlDB doesn't seem understand 'nan' and my database throws out an error saying nan is not in the field list. I need to find a way to convert the 'nan' into a NoneType.
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C# string reference type?
...w it is constructed.
Hence, this is why the change to test is not visible outside the scope of the TestI(string) method - we've passed the reference by value and now that value has changed! But if the String reference were passed by reference, then when the reference changed we will see it outside...
get dictionary key by value
... /// <returns></returns>
public bool TryGetValue(T1 key1, out TValue value) {
if (d1.TryGetValue(key1, out Key2ValuePair kvp)) {
value = kvp.value;
return true;
} else {
value = default;
return false;
}
}
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How to evaluate http response codes from bash/shell script?
...ode, but it works on others like 200, 302 and 404.
response=$(curl --write-out '%{http_code}' --silent --output /dev/null servername)
Note, format provided for --write-out should be quoted.
As suggested by @ibai, add --head to make a HEAD only request. This will save time when the retrieval is succ...
Numpy array dimensions
...]: a.ndim # num of dimensions/axes, *Mathematics definition of dimension*
Out[3]: 2
axis/axes
the nth coordinate to index an array in Numpy. And multidimensional arrays can have one index per axis.
In [4]: a[1,0] # to index `a`, we specific 1 at the first axis and 0 at the second axis.
Out[4]:...