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How to pass macro definition from “make” command line arguments (-D) to C source code?
...
Just use a specific variable for that.
$ cat Makefile
all:
echo foo | gcc $(USER_DEFINES) -E -xc -
$ make USER_DEFINES="-Dfoo=one"
echo foo | gcc -Dfoo=one -E -xc -
...
one
$ make USER_DEFINES="-Dfoo=bar"
echo foo | gcc -Dfoo=bar -E -xc -
...
bar
$ make
...
Detect URLs in text with JavaScript
...ation to avoid breakage, but most linkifiers I use (Gmail, etherpad, phabricator) separate trailing punctuation from the URL.
– skierpage
Jul 30 '15 at 19:01
...
UnicodeDecodeError when redirecting to file
...er and of accents).
Note that the concept of newline adds a layer of complication, since it can be represented by different (control) characters that depend on the operating system (this is the reason for Python's universal newline file reading mode).
Now, what I have called "character" above is wha...
What is the best Distributed Brute Force countermeasure?
...the connection itself -- and in those cases, we no longer have an 'authentication' issue, we have a genuine franchise-sized pull-the-plug FUBAR situation
The second part of the countermeasure: System-wide throttling of unrecognized IPs
In order to make a whitelist work for an open-registration web...
How big is too big for a PostgreSQL table?
.... (An ORM with any dbms, actually.)
– Mike Sherrill 'Cat Recall'
Feb 19 '14 at 13:16
@MikeSherrill'Catcall' Good point...
How do you get the list of targets in a makefile?
...E_LIST)) ensures that the same makefile is targeted as in the original invocation, regardless of whether it was targeted implicitly or explicitly with -f ....
Caveat: This will break if your makefile contains include directives; to address this, define variable THIS_FILE := $(lastword $(MAKEFILE_LIS...
A variable modified inside a while loop is not remembered
...
@chepner: Thx! I added another one, dedicated to You!
– TrueY
May 31 '13 at 12:57
T...
How do I 'overwrite', rather than 'merge', a branch on another branch in Git?
...the correct order, need perform this action with a single command line invocation, and don't mind running plumbing commands, you can do the following:
$ git checkout A
$ git merge --ff-only $(git commit-tree -m "Throw away branch 'A'" -p A -p B B^{tree})
This basically acts like the (non-existent) ...
Remove specific commit
... a context diff, which is 3. So if 'myfile' was constructed like this:
$ cat >myfile <<EOF
line 1
junk
junk
junk
junk
line 2
junk
junk
junk
junk
line 3
EOF
$ git add myfile
$ git commit -m "initial check-in"
1 files changed, 11 insertions(+), 0 deletions(-)
create mode 100644 myfile
$ ...
What is the minimum I have to do to create an RPM file?
...PM < 4.6,4.7
mkdir -p ~/rpmbuild/{RPMS,SRPMS,BUILD,SOURCES,SPECS,tmp}
cat <<EOF >~/.rpmmacros
%_topdir %(echo $HOME)/rpmbuild
%_tmppath %{_topdir}/tmp
EOF
cd ~/rpmbuild
2. create the tarball of your project
mkdir toybinprog-1.0
mkdir -p toybinprog-1.0/usr/bin
mkdir -p toybinprog...