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Git push error '[remote rejected] master -> master (branch is currently checked out)'

...n simply convert your remote repository to bare repository (there is no working copy in the bare repository - the folder contains only the actual repository data). Execute the following command in your remote repository folder: git config --bool core.bare true Then delete all the files except .g...
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How do I find the authoritative name-server for a domain name?

...me, and this is how you accomplish it using the universally available nslookup command line tool: command line> nslookup > set querytype=soa > stackoverflow.com Server: 217.30.180.230 Address: 217.30.180.230#53 Non-authoritative answer: stackoverflow.com origin = ns...
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Why am I getting 'Assembly '*.dll' must be strong signed in order to be marked as a prerequisite.'?

... My guess is that you're not working with strongly named assemblies. I've had this error when two projects reference slightly different versions of the same assembly and a more dependent project references these projects. The resolution in my case was to re...
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How to default to other directory instead of home directory

...en it, I am in the home directory. I have to change the directory to my workspace, like: 16 Answers ...
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How many constructor arguments is too many?

...answered Sep 2 '08 at 19:08 toolkittoolkit 46.6k1717 gold badges101101 silver badges132132 bronze badges ...
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Naming returned columns in Pandas aggregate function? [duplicate]

...ta.groupby(...).agg(...) df.columns = df.columns.droplevel(0) If you'd like to keep the outermost level, you can use the ravel() function on the multi-level column to form new labels: df.columns = ["_".join(x) for x in df.columns.ravel()] For example: import pandas as pd import pandas.rpy.co...
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What's the difference between an element and a node in XML?

I'm working in Java with XML and I'm wondering; what's the difference between an element and a node? 13 Answers ...
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PHP/MySQL insert row then get 'id'

... $link = mysqli_connect('127.0.0.1', 'my_user', 'my_pass', 'my_db'); mysqli_query($link, "INSERT INTO mytable (1, 2, 3, 'blah')"); $id = mysqli_insert_id($link); See mysqli_insert_id(). Whatever you do, don't insert and then do...
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Replace all elements of Python NumPy Array that are greater than some value

I have a 2D NumPy array and would like to replace all values in it greater than or equal to a threshold T with 255.0. To my knowledge, the most fundamental way would be: ...
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How do I download a binary file over HTTP?

... file.write(resp.body) end end puts "Done." Edit: Changed. Thank You. Edit2: The solution which saves part of a file while downloading: # instead of http.get f = open('sample.flv') begin http.request_get('/sample.flv') do |resp| resp.read_body do |segment| f.wri...