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Go Error Handling Techniques [closed]
...
Six months after this question was asked Rob Pike wrote a blog post titled Errors are Values.
In there he argues that you don't need to program in the way presented by the OP, and mentions several places in the standard library where they use a di...
Different bash prompt for different vi editing mode?
...C. Makes it a little easier, but not always as intuitive.
I'm upping your question as I'm interested in seeing where this goes.
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git: abort commit in the middle of typing message
...rent file (:w /some/other/path.txt). Then exit the editor without saving (:q!). If you previously saved the file to its original path, delete everything and write the empty file first (an empty commit message will abort the commit).
Now, when you're ready to commit "for reals", use the message file...
cscope or ctags why choose one over the other? [closed]
... -name '*.cc' \
-o -name '*.hpp' \
> cscope.files
# -b: just build
# -q: create inverted index
cscope -b -q
This searches for code that I'm interested in, creates the cscope.files list and creates the database. That way I can run ":!cscope_gen.sh" instead of having to remember all the set up ...
How to check for a valid Base64 encoded string
...orrect because you were first to mention the multiple thing. I updated my question with an implementation of the solution let me know if you see any problems with it.
– Chris Mullins
Jun 10 '11 at 18:05
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Using sections in Editor/Display templates
...ome template:
@Html.Script(
@<script src="@Url.Content("~/Scripts/jquery-1.4.4.min.js")" type="text/javascript"></script>
)
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fo...
What is in your Mathematica tool bag? [closed]
...ion of Reap and Sow which mimics/extends the behavior of GatherBy:
SelectEquivalents[x_List,f_:Identity, g_:Identity, h_:(#2&)]:=
Reap[Sow[g[#],{f[#]}]&/@x, _, h][[2]];
This allows me to group lists by any criteria and transform them in the process. The way it works is that a criteria...
Converting JSON data to Java object
... This can be parsed with Gson the following way:
package com.stackoverflow.q1688099;
import java.util.List;
import com.google.gson.Gson;
public class Test {
public static void main(String... args) throws Exception {
String json =
"{"
+ "'title': 'Computing...
Check if a given key already exists in a dictionary
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get is a bad test if the key is equivalent to "False", like 0 for example. Learned this the hard way :/
– Sebastien
Feb 9 '16 at 21:06
4
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What's the difference between RANK() and DENSE_RANK() functions in oracle?
... Here is a simple test script you can play with to see what happens:
with q as (
select 10 deptno, 'rrr' empname, 10000.00 sal from dual union all
select 11, 'nnn', 20000.00 from dual union all
select 11, 'mmm', 5000.00 from dual union all
select 12, 'kkk', 30000 from dual union all
select 10, 'fff...