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Various ways to remove local Git changes
...ind using git reset --hard. I tried it out, and yes.. those files added to index(staging) were removed only after git reset --hard, and i assume by default git reset --hard is git reset --hard head. This link was also helpful gitready.com/beginner/2009/01/18/the-staging-area.html
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How to get record created today by rails activerecord?
...ws.
Typically, if you perform lookups based on created_at column, add an index on the table in your migration file.
add_index :posts, :created_at
Now, to lookup records created today:
Rails 3/4
Post.where("created_at >= ?", Time.zone.now.beginning_of_day)
To lookup posts created on a spe...
What's the purpose of git-mv?
...:
mv oldname newname
git add newname
git rm oldname
i.e. it updates the index for both old and new paths automatically.
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How to resolve “git did not exit cleanly (exit code 128)” error on TortoiseGit? [closed]
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git-bash reports
fatal: Unable to create <Path to git repo>/.git/index.lock: File exists.
Deleting index.lock makes the error go away.
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How to use PrimeFaces p:fileUpload? Listener method is never invoked or UploadedFile is null / throw
...gure and troubleshoot <p:fileUpload> depends on PrimeFaces version.
All PrimeFaces versions
The below requirements apply to all PrimeFaces versions:
The enctype attribute of the <h:form> needs to be set to multipart/form-data. When this is absent, the ajax upload may just work, but t...
Replacement for Google Code Search? [closed]
...er. The only problem with SymbolHound was the small number of sites it has indexed. The search[code] engine was also promising at that time.
Many of the sites I've reviewed have since been discontinued completely or have disabled their code search functionality. Krugle and search[code] seem to be c...
AWS MySQL RDS vs AWS DynamoDB [closed]
...ed the flexibility to query the data in a number of different ways (adding indexes as necessary of course), then RDS might be a better solution.
The main benefit for using DynamoDB as a NoSQL store is that you get guaranteed read/write throughput at whatever level you require without having to worr...
How to create a HashMap with two keys (Key-Pair, Value)?
...HashMap. But I want to access the elements from the HashMap based on Array Index. Something like:
12 Answers
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Reset all changes after last commit in git
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@RobertSiemer Actually, it can! If you have any folders composed entirely of ignored files it will remove those folders thus deleting ignored files. Consider a .gitignore file like the one here: stackoverflow.com/q/25554504/456645. In this e...
How to avoid “ConcurrentModificationException” while removing elements from `ArrayList` while iterat
...I wanted to remove something other than the current iteration (say it's on index 2, but I need to remove index 7 at the same time). It gives me a ConcurrentModificationException whenever I try through .remove(index).
– user1433479
Jan 12 '15 at 21:40
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