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How to delete from multiple tables in MySQL?
...h out to an EXISTS in 99% of the cases and then there is the 1% where this MySQL syntax takes the day.
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C programming in Visual Studio
...n use cl to compile your c file (make sure it is named .c)
Example:
cl myfile.c
Or to check all the accepted commands:
C:\Program Files (x86)\Microsoft Visual Studio\2017\Community>cl
Microsoft (R) C/C++ Optimizing Compiler Version 19.16.27030.1 for x86
Copyright (C) Microsoft Corporation....
EditText underline below text property
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@JohnShelley see my answer below, it works for pre-Lollipop and up.
– Sufian
Nov 30 '16 at 13:22
3
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What are the rules for evaluation order in Java?
...such relationship; they are independent.
If this topic interests you, see my articles on the subject for further reading:
http://blogs.msdn.com/b/ericlippert/archive/tags/precedence/
They are about C#, but most of this stuff applies equally well to Java.
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Read a variable in bash with a default value
...uts a null string). It all depends on what your need is. I said as much in my answer. You're right, though, that I could have been more explicit and said that if the optional line were not used then the variable could have been name.
– Paused until further notice.
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Saving a Numpy array as an image
...than PIL and its derived classes. For example, saving a 3000x4000 image on my machine took 4.05 seconds with PyPNG but only 0.59 seconds with scipy.misc.imsave (6x faster).
– Zvika
May 2 '18 at 11:25
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unbound method f() must be called with fibo_ instance as first argument (got classobj instance inste
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I have instantiated my class but it only works when I use @staticmethod. Can that be explained ?
– abeltre1
Sep 18 '17 at 3:24
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How can I distinguish whether Switch,Checkbox Value is changed by user or programmatically (includin
...kBox extends CheckBox {
private CompoundButton.OnCheckedChangeListener myListener = null;
private CheckBox myCheckBox;
public BetterCheckBox(Context context) {
super(context);
}
public BetterCheckBox(Context context, CheckBox checkBox) {
this(context);
t...
How to set JAVA_HOME in Linux for all users
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Perfect. Better than my clunky dirname-ing solution. If you're like me and wanting to understand what's going on here, this is a simple replacement of matching text from input with an empty string. The "default" character for replacements is the ...
Common use-cases for pickle in Python
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I have used it in one of my projects. If the app was terminated during it's working (it did a lengthy task and processed lots of data), I needed to save the whole data structure and reload it after the app was run again. I used cPickle for this, as s...