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What is the use of hashCode in Java?
...implementations like HashMap, HashTable, HashSet, etc.
The value received from hashCode() is used as the bucket number for storing elements of the set/map. This bucket number is the address of the element inside the set/map.
When you do contains() it will take the hash code of the element, then lo...
How to remove leading zeros from alphanumeric text?
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You can use the StringUtils class from Apache Commons Lang like this:
StringUtils.stripStart(yourString,"0");
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Reset Entity-Framework Migrations
...ions with existing tables in the database as EF wants to create the tables from scratch.
What to do:
Delete existing migrations from Migrations_History table.
Delete existing migrations from the Migrations Folder.
Run add-migration Reset. This will create a migration in your Migration folder tha...
How to get duration, as int milli's and float seconds from ?
... it is duration<long long, nano>. So there's an implicit conversion from integral-based nanoseconds to float-based seconds happening on that line, only because the destination type is specified with fsec.
– Howard Hinnant
Jan 18 '13 at 17:45
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How to determine if binary tree is balanced?
It's been a while from those school years. Got a job as IT specialist at a hospital. Trying to move to do some actual programming now. I'm working on binary trees now, and I was wondering what would be the best way to determine if the tree is height-balanced.
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Crash logs generated by iPhone Simulator?
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The console will show the NSLog() output from an app running in the simulator. The crash logs are saved to file.
I have found some in my home directory under
~/Library/Logs/DiagnosticReports/
They have a file extension of .crash
Something I haven't yet figured ...
Intellij IDEA Java classes not auto compiling on save
Yesterday I switched to IntelliJ IDEA from Eclipse.
18 Answers
18
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Difference between git stash pop and git stash apply
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git stash pop applies the top stashed element and removes it from the stack. git stash apply does the same, but leaves it in the stash stack.
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How to fix bower ECMDERR
...git config --global url."https://".insteadOf git://
Credit to @bnguyen82 from Unable to Connect to GitHub.com For Cloning and @Sindre Sorhus from Bower install using only https?
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How can I tell if a library was compiled with -g?
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Employed Russian: from man objdump(1), the --debugging flag "attempts to parse STABS and IEEE debugging format information stored in the file and print it out using a C like syntax. If neither of these formats are found this option falls bac...