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Best practice for Python assert
... the program is in a state that may be dangerous to continue in, as it may start talking to the network or writing to disk. robust code moves 'atomically' from valid state to valid state in the face of bad (or malicious) input. the top level of every thread should have a fault barrier. fault barr...
Download and open PDF file using Ajax
...html source:
<form method="POST">
<input type="text" name="startDate"/>
<input type="text" name="endDate"/>
<input type="text" name="startDate"/>
<select name="reportTimeDetail">
<option value="1">1</option>
</select>
...
Track all remote git branches as local branches
...n by Otto is good, but all the created branches will have "origin/" as the start of the name. If you just want the last part (after the last /) to be your resulting branch names, use this:
for remote in `git branch -r | grep -v /HEAD`; do git checkout --track $remote ; done
It also has the benef...
Interview question: Check if one string is a rotation of other string [closed]
...e pointers (C) or indexes (Java) and walk both along, one in each string - starting at the beginning of one string and the current candidate rotation offset in the second string, and wrapping where necessary. Check for character equality at each point in the string. If you get to the end of the firs...
How do I set the default font size in Vim?
...
Where to find vimrc? I did'nt find it in start menu after installing vim on win8.1
– Lei Yang
May 4 '16 at 8:24
1
...
What does “hashable” mean in Python?
... Note that python randomly seeds the hashing algorithm at the start of each process. Therefore, you will actually get different hash values if you run hash('Python') twice in different processes.
– D Hudson
Jun 4 at 14:29
...
How can I negate the return-value of a process?
...rator. For example, it is listed as a reserved word and can appear at the start of a pipeline — where a simple command is a special case of 'pipeline'. It can, therefore, be used in if statements and while or until loops too — in POSIX-compliant shells. Consequently, despite my reservations, ...
Test a weekly cron job [closed]
...og ]] && rm -f $crontestLog
parseArgs "$@"
log "crontest starting at $(date)"
log "Raw command line: $@"
log "Inner args: $@"
log "screenBin: $screenBin"
log "useBashdb: $( if $useBashdb; then echo YES; else echo no; fi )"
log "useScreen: $( if $useScreen; then ...
How to implement Enums in Ruby?
...Ruby, but I do not feel comfortable refactoring in Ruby. And now that I've started writing unit tests (finally), I realize that they are not a panacea: my guess is 1) that Ruby code doesn't get massively refactored that often, in practice and 2) Ruby is not the end-of-the-line in terms of dynamic la...
What is the relative performance difference of if/else versus switch statement in Java?
... do1(loop / 100);
do2(loop / 100);
System.out.println("start");
// run 1
System.out.println("switch:");
time = System.currentTimeMillis();
do1(loop);
System.out.println(" -> time needed: " + (System.currentTimeMillis() - time));
...