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vim line numbers - how to have them on by default?
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in home directory you will find a file called ".vimrc" in that file add this code "set nu" and save and exit and open new vi file and you will find line numbers on that.
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How do I query using fields inside the new PostgreSQL JSON datatype?
... json-producing) functions, but not in 9.2.
Doesn't prevent him from providing an example implementation in PLV8 that should solve your problem.
Postgres 9.3
Offers an arsenal of new functions and operators to add "json-processing".
The manual on new JSON functionality.
The Postgres Wiki on ne...
Node.js: How to send headers with form data using request module?
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throw new Error('undefined is not a valid uri or options object.') ^ Error: undefined is not a valid uri or options object. at request (C:\Users\pjt\node_modules\request\index.js:44:11) at Request._callback (C:\Users\pjt\routes\payment.js:170:11) at R...
Why cannot cast Integer to String in java?
...hex, octal, etc. If you want to be consistent in your code (purely aesthetically, I guess) the second form can be used in more places.
Edit 2 I assumed you meant that your integer was an int and not an Integer. If it's already an Integer, just use toString() on it and be done.
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How to get a specific version of a file in Mercurial?
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As djc said revert alters a file in place to match a prior revision. If you want it not in place you can use hg cat -r revisionid filename (substituting revisionid and filename of course) which will output the file to stdout, suitabl...
Are types like uint32, int32, uint64, int64 defined in any stdlib header?
... This answer is wrong. All of the above are only available if an exact width type of that size (no padding) exists in the implementation. Even if not, however, the types int_leastNN_t and uint_leastNN_t for NN 8, 16, 32, and 64 must always exist. C99 does not allow implementations without an inte...
Warning on “diff.renamelimit variable” when doing git push
...and leaves the merge resolution up to the developer. In our case we can avoid doing manual merge resolution though by changing the threshold
Note: Git 2.16 (Q1 2018) will amend that limit:
Historically, the diff machinery for rename detection had a
hardcoded limit of 32k paths; this is being li...
How to get 30 days prior to current date?
...the only way I can imagine you're getting that error is because you're not calling setDate() on a Date object. It's impossible to diagnose without seeing your code, though.
– Rory McCrossan
Jan 9 at 8:32
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Error on pod install
...ot sure how the subrepos for each project are setup by cocoapods, but just calling git reset --hard at the root repo didn't reset the changes that had been made to one of the child repos. I ended up just removing my .cocoapods directory and starting over, though not everyone would be in the positio...
Ignore .pyc files in git repository
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Just to avoid anyone else getting confused, Ignacio's interpretation of the man page is wrong. You do not need to put the *.pyc in the same directory, it is enough to put it in a parent directory (or grandparent, etc).
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