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How to find out the MySQL root password
...log --skip-networking
Then run mysql in a new terminal:
mysql -u root
And run the following queries to change the password:
UPDATE mysql.user SET authentication_string=PASSWORD('password') WHERE User='root';
FLUSH PRIVILEGES;
In MySQL 5.7, the password field in mysql.user table field was rem...
What should I set JAVA_HOME environment variable on macOS X 10.6?
...nvironment variable to start the correct version of Java, locate JRE JARs, and so on.
14 Answers
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Get keys from HashMap in Java
....
team1.put("foo", 1);
team1.put("bar", 2);
will store 1 with key "foo" and 2 with key "bar". To iterate over all the keys:
for ( String key : team1.keySet() ) {
System.out.println( key );
}
will print "foo" and "bar".
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Length of a JavaScript object
... methods to Object is usually safe, though.
Here's an update as of 2016 and widespread deployment of ES5 and beyond. For IE9+ and all other modern ES5+ capable browsers, you can use Object.keys() so the above code just becomes:
var size = Object.keys(myObj).length;
This doesn't have to modify...
How to compare binary files to check if they are the same?
What is the easiest way (using a graphical tool or command line on Ubuntu Linux) to know if two binary files are the same or not (except for the time stamps)? I do not need to actually extract the difference. I just need to know whether they are the same or not.
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How to only get file name with Linux 'find'?
... paths. However, I need only file names. i.e. I get ./dir1/dir2/file.txt and I want to get file.txt
10 Answers
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Team Build Error: The Path … is already mapped to workspace
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Use the command line utility TF - Team Foundation Version Control Tool (tf).
You can get a list of all workspaces by bringing up a Visual Studio Command Prompt then changing to your workspace folder and issuing the following commands:
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Convert to binary and keep leading zeros in Python
...Specification mini language. The # makes the format include the 0b prefix, and the 010 size formats the output to fit in 10 characters width, with 0 padding; 2 characters for the 0b prefix, the other 8 for the binary digits.
This is the most compact and direct option.
If you are putting the result...
Change priorityQueue to max priorityqueue
...will take two Integers as input parameters, subtract them from each other, and return the arithmetic result. The lambda function implements the Functional Interface, Comparator<T>. (This is used in place, as opposed to an anonymous class or a discrete implementation.)
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Debug code-first Entity Framework migration codes
I'm using Entity Framework code first in my website and I'm just wondering if there is any way to debug the migration codes. You know, like setting breakpoints and stuff like this.
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