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How do I remove the old history from a git repository?
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Just create a graft of the parent of your new root commit to no parent (or to an empty commit, e.g. the real root commit of your repository). E.g. echo "<NEW-ROOT-SHA1>" > .git/info/grafts
After creating the graft, it takes effect right away; you should be able to l...
Is there an alternative sleep function in C to milliseconds?
I have some source code that was compiled on Windows. I am converting it to run on Red Hat Linux.
6 Answers
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Difference between git stash pop and git stash apply
...pop for quite some time. I recently found out about the git stash apply command. When I tried it out, it seemed to work the same as git stash pop .
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Getting a list of all subdirectories in the current directory
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How to select rows from a DataFrame based on column values?
...ble, some_values, use isin:
df.loc[df['column_name'].isin(some_values)]
Combine multiple conditions with &:
df.loc[(df['column_name'] >= A) & (df['column_name'] <= B)]
Note the parentheses. Due to Python's operator precedence rules, & binds more tightly than <= and >=....
What HTTP status response code should I use if the request is missing a required parameter?
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This is worth a read: bennadel.com/blog/… I would not use 422 for missing param either. I think 400 is more appropriate.
– Zelphir Kaltstahl
Apr 10 '17 at 12:49
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How to check internet access on Android? InetAddress never times out
...ng 10.1 tablet (4.3), and the solution is not working. When I run the ping command through the command line utility, I get a permission error. The command is also not working on emulators. Be careful using this solution.
– Eren Yilmaz
Jun 30 '15 at 14:40
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Advantages of using display:inline-block vs float:left in CSS
...ore obvious what display:inline-block and text-align:right is trying to accomplish than a float:left or float:right statement. My favorite benefit of the inline-block approach is that it's easy to use vertical-align: middle, line-height and text-align: center to perfectly center the elements, in a...
AngularJS - Value attribute on an input text box is ignored when there is a ng-model used?
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Programmatically retrieve memory usage on iPhone
... you can do something like the example below. However, you really should become familiar with the various profiling tools as well as they are designed to give you a much better picture of usage over-all.
#import <mach/mach.h>
// ...
void report_memory(void) {
struct task_basic_info info;
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